| 1 | /* Instruction building/extraction support for fr30. -*- C -*- |
| 2 | |
| 3 | THIS FILE IS MACHINE GENERATED WITH CGEN: Cpu tools GENerator. |
| 4 | - the resultant file is machine generated, cgen-ibld.in isn't |
| 5 | |
| 6 | Copyright 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. |
| 7 | |
| 8 | This file is part of the GNU Binutils and GDB, the GNU debugger. |
| 9 | |
| 10 | This program is free software; you can redistribute it and/or modify |
| 11 | it under the terms of the GNU General Public License as published by |
| 12 | the Free Software Foundation; either version 2, or (at your option) |
| 13 | any later version. |
| 14 | |
| 15 | This program is distributed in the hope that it will be useful, |
| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | GNU General Public License for more details. |
| 19 | |
| 20 | You should have received a copy of the GNU General Public License |
| 21 | along with this program; if not, write to the Free Software Foundation, Inc., |
| 22 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 23 | |
| 24 | /* ??? Eventually more and more of this stuff can go to cpu-independent files. |
| 25 | Keep that in mind. */ |
| 26 | |
| 27 | #include "sysdep.h" |
| 28 | #include <ctype.h> |
| 29 | #include <stdio.h> |
| 30 | #include "ansidecl.h" |
| 31 | #include "dis-asm.h" |
| 32 | #include "bfd.h" |
| 33 | #include "symcat.h" |
| 34 | #include "fr30-desc.h" |
| 35 | #include "fr30-opc.h" |
| 36 | #include "opintl.h" |
| 37 | |
| 38 | #undef min |
| 39 | #define min(a,b) ((a) < (b) ? (a) : (b)) |
| 40 | #undef max |
| 41 | #define max(a,b) ((a) > (b) ? (a) : (b)) |
| 42 | |
| 43 | /* Used by the ifield rtx function. */ |
| 44 | #define FLD(f) (fields->f) |
| 45 | |
| 46 | static const char * insert_normal |
| 47 | PARAMS ((CGEN_CPU_DESC, long, unsigned int, unsigned int, unsigned int, |
| 48 | unsigned int, unsigned int, unsigned int, CGEN_INSN_BYTES_PTR)); |
| 49 | static const char * insert_insn_normal |
| 50 | PARAMS ((CGEN_CPU_DESC, const CGEN_INSN *, |
| 51 | CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma)); |
| 52 | |
| 53 | static int extract_normal |
| 54 | PARAMS ((CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, CGEN_INSN_INT, |
| 55 | unsigned int, unsigned int, unsigned int, unsigned int, |
| 56 | unsigned int, unsigned int, bfd_vma, long *)); |
| 57 | static int extract_insn_normal |
| 58 | PARAMS ((CGEN_CPU_DESC, const CGEN_INSN *, CGEN_EXTRACT_INFO *, |
| 59 | CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma)); |
| 60 | static void put_insn_int_value |
| 61 | PARAMS ((CGEN_CPU_DESC, CGEN_INSN_BYTES_PTR, int, int, CGEN_INSN_INT)); |
| 62 | |
| 63 | \f |
| 64 | /* Operand insertion. */ |
| 65 | |
| 66 | #if ! CGEN_INT_INSN_P |
| 67 | |
| 68 | /* Subroutine of insert_normal. */ |
| 69 | |
| 70 | static CGEN_INLINE void |
| 71 | insert_1 (cd, value, start, length, word_length, bufp) |
| 72 | CGEN_CPU_DESC cd; |
| 73 | unsigned long value; |
| 74 | int start,length,word_length; |
| 75 | unsigned char *bufp; |
| 76 | { |
| 77 | unsigned long x,mask; |
| 78 | int shift; |
| 79 | int big_p = CGEN_CPU_INSN_ENDIAN (cd) == CGEN_ENDIAN_BIG; |
| 80 | |
| 81 | x = bfd_get_bits (bufp, word_length, big_p); |
| 82 | |
| 83 | /* Written this way to avoid undefined behaviour. */ |
| 84 | mask = (((1L << (length - 1)) - 1) << 1) | 1; |
| 85 | if (CGEN_INSN_LSB0_P) |
| 86 | shift = (start + 1) - length; |
| 87 | else |
| 88 | shift = (word_length - (start + length)); |
| 89 | x = (x & ~(mask << shift)) | ((value & mask) << shift); |
| 90 | |
| 91 | bfd_put_bits ((bfd_vma) x, bufp, word_length, big_p); |
| 92 | } |
| 93 | |
| 94 | #endif /* ! CGEN_INT_INSN_P */ |
| 95 | |
| 96 | /* Default insertion routine. |
| 97 | |
| 98 | ATTRS is a mask of the boolean attributes. |
| 99 | WORD_OFFSET is the offset in bits from the start of the insn of the value. |
| 100 | WORD_LENGTH is the length of the word in bits in which the value resides. |
| 101 | START is the starting bit number in the word, architecture origin. |
| 102 | LENGTH is the length of VALUE in bits. |
| 103 | TOTAL_LENGTH is the total length of the insn in bits. |
| 104 | |
| 105 | The result is an error message or NULL if success. */ |
| 106 | |
| 107 | /* ??? This duplicates functionality with bfd's howto table and |
| 108 | bfd_install_relocation. */ |
| 109 | /* ??? This doesn't handle bfd_vma's. Create another function when |
| 110 | necessary. */ |
| 111 | |
| 112 | static const char * |
| 113 | insert_normal (cd, value, attrs, word_offset, start, length, word_length, |
| 114 | total_length, buffer) |
| 115 | CGEN_CPU_DESC cd; |
| 116 | long value; |
| 117 | unsigned int attrs; |
| 118 | unsigned int word_offset, start, length, word_length, total_length; |
| 119 | CGEN_INSN_BYTES_PTR buffer; |
| 120 | { |
| 121 | static char errbuf[100]; |
| 122 | /* Written this way to avoid undefined behaviour. */ |
| 123 | unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1; |
| 124 | |
| 125 | /* If LENGTH is zero, this operand doesn't contribute to the value. */ |
| 126 | if (length == 0) |
| 127 | return NULL; |
| 128 | |
| 129 | #if 0 |
| 130 | if (CGEN_INT_INSN_P |
| 131 | && word_offset != 0) |
| 132 | abort (); |
| 133 | #endif |
| 134 | |
| 135 | if (word_length > 32) |
| 136 | abort (); |
| 137 | |
| 138 | /* For architectures with insns smaller than the base-insn-bitsize, |
| 139 | word_length may be too big. */ |
| 140 | if (cd->min_insn_bitsize < cd->base_insn_bitsize) |
| 141 | { |
| 142 | if (word_offset == 0 |
| 143 | && word_length > total_length) |
| 144 | word_length = total_length; |
| 145 | } |
| 146 | |
| 147 | /* Ensure VALUE will fit. */ |
| 148 | if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGN_OPT)) |
| 149 | { |
| 150 | long minval = - (1L << (length - 1)); |
| 151 | unsigned long maxval = mask; |
| 152 | |
| 153 | if ((value > 0 && (unsigned long) value > maxval) |
| 154 | || value < minval) |
| 155 | { |
| 156 | /* xgettext:c-format */ |
| 157 | sprintf (errbuf, |
| 158 | _("operand out of range (%ld not between %ld and %lu)"), |
| 159 | value, minval, maxval); |
| 160 | return errbuf; |
| 161 | } |
| 162 | } |
| 163 | else if (! CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)) |
| 164 | { |
| 165 | unsigned long maxval = mask; |
| 166 | |
| 167 | if ((unsigned long) value > maxval) |
| 168 | { |
| 169 | /* xgettext:c-format */ |
| 170 | sprintf (errbuf, |
| 171 | _("operand out of range (%lu not between 0 and %lu)"), |
| 172 | value, maxval); |
| 173 | return errbuf; |
| 174 | } |
| 175 | } |
| 176 | else |
| 177 | { |
| 178 | if (! cgen_signed_overflow_ok_p (cd)) |
| 179 | { |
| 180 | long minval = - (1L << (length - 1)); |
| 181 | long maxval = (1L << (length - 1)) - 1; |
| 182 | |
| 183 | if (value < minval || value > maxval) |
| 184 | { |
| 185 | sprintf |
| 186 | /* xgettext:c-format */ |
| 187 | (errbuf, _("operand out of range (%ld not between %ld and %ld)"), |
| 188 | value, minval, maxval); |
| 189 | return errbuf; |
| 190 | } |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | #if CGEN_INT_INSN_P |
| 195 | |
| 196 | { |
| 197 | int shift; |
| 198 | |
| 199 | if (CGEN_INSN_LSB0_P) |
| 200 | shift = (word_offset + start + 1) - length; |
| 201 | else |
| 202 | shift = total_length - (word_offset + start + length); |
| 203 | *buffer = (*buffer & ~(mask << shift)) | ((value & mask) << shift); |
| 204 | } |
| 205 | |
| 206 | #else /* ! CGEN_INT_INSN_P */ |
| 207 | |
| 208 | { |
| 209 | unsigned char *bufp = (unsigned char *) buffer + word_offset / 8; |
| 210 | |
| 211 | insert_1 (cd, value, start, length, word_length, bufp); |
| 212 | } |
| 213 | |
| 214 | #endif /* ! CGEN_INT_INSN_P */ |
| 215 | |
| 216 | return NULL; |
| 217 | } |
| 218 | |
| 219 | /* Default insn builder (insert handler). |
| 220 | The instruction is recorded in CGEN_INT_INSN_P byte order (meaning |
| 221 | that if CGEN_INSN_BYTES_PTR is an int * and thus, the value is |
| 222 | recorded in host byte order, otherwise BUFFER is an array of bytes |
| 223 | and the value is recorded in target byte order). |
| 224 | The result is an error message or NULL if success. */ |
| 225 | |
| 226 | static const char * |
| 227 | insert_insn_normal (cd, insn, fields, buffer, pc) |
| 228 | CGEN_CPU_DESC cd; |
| 229 | const CGEN_INSN * insn; |
| 230 | CGEN_FIELDS * fields; |
| 231 | CGEN_INSN_BYTES_PTR buffer; |
| 232 | bfd_vma pc; |
| 233 | { |
| 234 | const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn); |
| 235 | unsigned long value; |
| 236 | const CGEN_SYNTAX_CHAR_TYPE * syn; |
| 237 | |
| 238 | CGEN_INIT_INSERT (cd); |
| 239 | value = CGEN_INSN_BASE_VALUE (insn); |
| 240 | |
| 241 | /* If we're recording insns as numbers (rather than a string of bytes), |
| 242 | target byte order handling is deferred until later. */ |
| 243 | |
| 244 | #if CGEN_INT_INSN_P |
| 245 | |
| 246 | put_insn_int_value (cd, buffer, cd->base_insn_bitsize, |
| 247 | CGEN_FIELDS_BITSIZE (fields), value); |
| 248 | |
| 249 | #else |
| 250 | |
| 251 | cgen_put_insn_value (cd, buffer, min (cd->base_insn_bitsize, |
| 252 | CGEN_FIELDS_BITSIZE (fields)), |
| 253 | value); |
| 254 | |
| 255 | #endif /* ! CGEN_INT_INSN_P */ |
| 256 | |
| 257 | /* ??? It would be better to scan the format's fields. |
| 258 | Still need to be able to insert a value based on the operand though; |
| 259 | e.g. storing a branch displacement that got resolved later. |
| 260 | Needs more thought first. */ |
| 261 | |
| 262 | for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn) |
| 263 | { |
| 264 | const char *errmsg; |
| 265 | |
| 266 | if (CGEN_SYNTAX_CHAR_P (* syn)) |
| 267 | continue; |
| 268 | |
| 269 | errmsg = (* cd->insert_operand) (cd, CGEN_SYNTAX_FIELD (*syn), |
| 270 | fields, buffer, pc); |
| 271 | if (errmsg) |
| 272 | return errmsg; |
| 273 | } |
| 274 | |
| 275 | return NULL; |
| 276 | } |
| 277 | |
| 278 | /* Cover function to store an insn value into an integral insn. Must go here |
| 279 | because it needs <prefix>-desc.h for CGEN_INT_INSN_P. */ |
| 280 | |
| 281 | static void |
| 282 | put_insn_int_value (cd, buf, length, insn_length, value) |
| 283 | CGEN_CPU_DESC cd ATTRIBUTE_UNUSED; |
| 284 | CGEN_INSN_BYTES_PTR buf; |
| 285 | int length; |
| 286 | int insn_length; |
| 287 | CGEN_INSN_INT value; |
| 288 | { |
| 289 | /* For architectures with insns smaller than the base-insn-bitsize, |
| 290 | length may be too big. */ |
| 291 | if (length > insn_length) |
| 292 | *buf = value; |
| 293 | else |
| 294 | { |
| 295 | int shift = insn_length - length; |
| 296 | /* Written this way to avoid undefined behaviour. */ |
| 297 | CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1; |
| 298 | *buf = (*buf & ~(mask << shift)) | ((value & mask) << shift); |
| 299 | } |
| 300 | } |
| 301 | \f |
| 302 | /* Operand extraction. */ |
| 303 | |
| 304 | #if ! CGEN_INT_INSN_P |
| 305 | |
| 306 | /* Subroutine of extract_normal. |
| 307 | Ensure sufficient bytes are cached in EX_INFO. |
| 308 | OFFSET is the offset in bytes from the start of the insn of the value. |
| 309 | BYTES is the length of the needed value. |
| 310 | Returns 1 for success, 0 for failure. */ |
| 311 | |
| 312 | static CGEN_INLINE int |
| 313 | fill_cache (cd, ex_info, offset, bytes, pc) |
| 314 | CGEN_CPU_DESC cd; |
| 315 | CGEN_EXTRACT_INFO *ex_info; |
| 316 | int offset, bytes; |
| 317 | bfd_vma pc; |
| 318 | { |
| 319 | /* It's doubtful that the middle part has already been fetched so |
| 320 | we don't optimize that case. kiss. */ |
| 321 | int mask; |
| 322 | disassemble_info *info = (disassemble_info *) ex_info->dis_info; |
| 323 | |
| 324 | /* First do a quick check. */ |
| 325 | mask = (1 << bytes) - 1; |
| 326 | if (((ex_info->valid >> offset) & mask) == mask) |
| 327 | return 1; |
| 328 | |
| 329 | /* Search for the first byte we need to read. */ |
| 330 | for (mask = 1 << offset; bytes > 0; --bytes, ++offset, mask <<= 1) |
| 331 | if (! (mask & ex_info->valid)) |
| 332 | break; |
| 333 | |
| 334 | if (bytes) |
| 335 | { |
| 336 | int status; |
| 337 | |
| 338 | pc += offset; |
| 339 | status = (*info->read_memory_func) |
| 340 | (pc, ex_info->insn_bytes + offset, bytes, info); |
| 341 | |
| 342 | if (status != 0) |
| 343 | { |
| 344 | (*info->memory_error_func) (status, pc, info); |
| 345 | return 0; |
| 346 | } |
| 347 | |
| 348 | ex_info->valid |= ((1 << bytes) - 1) << offset; |
| 349 | } |
| 350 | |
| 351 | return 1; |
| 352 | } |
| 353 | |
| 354 | /* Subroutine of extract_normal. */ |
| 355 | |
| 356 | static CGEN_INLINE long |
| 357 | extract_1 (cd, ex_info, start, length, word_length, bufp, pc) |
| 358 | CGEN_CPU_DESC cd; |
| 359 | CGEN_EXTRACT_INFO *ex_info; |
| 360 | int start,length,word_length; |
| 361 | unsigned char *bufp; |
| 362 | bfd_vma pc; |
| 363 | { |
| 364 | unsigned long x; |
| 365 | int shift; |
| 366 | int big_p = CGEN_CPU_INSN_ENDIAN (cd) == CGEN_ENDIAN_BIG; |
| 367 | |
| 368 | x = bfd_get_bits (bufp, word_length, big_p); |
| 369 | |
| 370 | if (CGEN_INSN_LSB0_P) |
| 371 | shift = (start + 1) - length; |
| 372 | else |
| 373 | shift = (word_length - (start + length)); |
| 374 | return x >> shift; |
| 375 | } |
| 376 | |
| 377 | #endif /* ! CGEN_INT_INSN_P */ |
| 378 | |
| 379 | /* Default extraction routine. |
| 380 | |
| 381 | INSN_VALUE is the first base_insn_bitsize bits of the insn in host order, |
| 382 | or sometimes less for cases like the m32r where the base insn size is 32 |
| 383 | but some insns are 16 bits. |
| 384 | ATTRS is a mask of the boolean attributes. We only need `SIGNED', |
| 385 | but for generality we take a bitmask of all of them. |
| 386 | WORD_OFFSET is the offset in bits from the start of the insn of the value. |
| 387 | WORD_LENGTH is the length of the word in bits in which the value resides. |
| 388 | START is the starting bit number in the word, architecture origin. |
| 389 | LENGTH is the length of VALUE in bits. |
| 390 | TOTAL_LENGTH is the total length of the insn in bits. |
| 391 | |
| 392 | Returns 1 for success, 0 for failure. */ |
| 393 | |
| 394 | /* ??? The return code isn't properly used. wip. */ |
| 395 | |
| 396 | /* ??? This doesn't handle bfd_vma's. Create another function when |
| 397 | necessary. */ |
| 398 | |
| 399 | static int |
| 400 | extract_normal (cd, ex_info, insn_value, attrs, word_offset, start, length, |
| 401 | word_length, total_length, pc, valuep) |
| 402 | CGEN_CPU_DESC cd; |
| 403 | #if ! CGEN_INT_INSN_P |
| 404 | CGEN_EXTRACT_INFO *ex_info; |
| 405 | #else |
| 406 | CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED; |
| 407 | #endif |
| 408 | CGEN_INSN_INT insn_value; |
| 409 | unsigned int attrs; |
| 410 | unsigned int word_offset, start, length, word_length, total_length; |
| 411 | #if ! CGEN_INT_INSN_P |
| 412 | bfd_vma pc; |
| 413 | #else |
| 414 | bfd_vma pc ATTRIBUTE_UNUSED; |
| 415 | #endif |
| 416 | long *valuep; |
| 417 | { |
| 418 | long value, mask; |
| 419 | |
| 420 | /* If LENGTH is zero, this operand doesn't contribute to the value |
| 421 | so give it a standard value of zero. */ |
| 422 | if (length == 0) |
| 423 | { |
| 424 | *valuep = 0; |
| 425 | return 1; |
| 426 | } |
| 427 | |
| 428 | #if 0 |
| 429 | if (CGEN_INT_INSN_P |
| 430 | && word_offset != 0) |
| 431 | abort (); |
| 432 | #endif |
| 433 | |
| 434 | if (word_length > 32) |
| 435 | abort (); |
| 436 | |
| 437 | /* For architectures with insns smaller than the insn-base-bitsize, |
| 438 | word_length may be too big. */ |
| 439 | if (cd->min_insn_bitsize < cd->base_insn_bitsize) |
| 440 | { |
| 441 | if (word_offset == 0 |
| 442 | && word_length > total_length) |
| 443 | word_length = total_length; |
| 444 | } |
| 445 | |
| 446 | /* Does the value reside in INSN_VALUE, and at the right alignment? */ |
| 447 | |
| 448 | if (CGEN_INT_INSN_P || (word_offset == 0 && word_length == total_length)) |
| 449 | { |
| 450 | if (CGEN_INSN_LSB0_P) |
| 451 | value = insn_value >> ((word_offset + start + 1) - length); |
| 452 | else |
| 453 | value = insn_value >> (total_length - ( word_offset + start + length)); |
| 454 | } |
| 455 | |
| 456 | #if ! CGEN_INT_INSN_P |
| 457 | |
| 458 | else |
| 459 | { |
| 460 | unsigned char *bufp = ex_info->insn_bytes + word_offset / 8; |
| 461 | |
| 462 | if (word_length > 32) |
| 463 | abort (); |
| 464 | |
| 465 | if (fill_cache (cd, ex_info, word_offset / 8, word_length / 8, pc) == 0) |
| 466 | return 0; |
| 467 | |
| 468 | value = extract_1 (cd, ex_info, start, length, word_length, bufp, pc); |
| 469 | } |
| 470 | |
| 471 | #endif /* ! CGEN_INT_INSN_P */ |
| 472 | |
| 473 | /* Written this way to avoid undefined behaviour. */ |
| 474 | mask = (((1L << (length - 1)) - 1) << 1) | 1; |
| 475 | |
| 476 | value &= mask; |
| 477 | /* sign extend? */ |
| 478 | if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED) |
| 479 | && (value & (1L << (length - 1)))) |
| 480 | value |= ~mask; |
| 481 | |
| 482 | *valuep = value; |
| 483 | |
| 484 | return 1; |
| 485 | } |
| 486 | |
| 487 | /* Default insn extractor. |
| 488 | |
| 489 | INSN_VALUE is the first base_insn_bitsize bits, translated to host order. |
| 490 | The extracted fields are stored in FIELDS. |
| 491 | EX_INFO is used to handle reading variable length insns. |
| 492 | Return the length of the insn in bits, or 0 if no match, |
| 493 | or -1 if an error occurs fetching data (memory_error_func will have |
| 494 | been called). */ |
| 495 | |
| 496 | static int |
| 497 | extract_insn_normal (cd, insn, ex_info, insn_value, fields, pc) |
| 498 | CGEN_CPU_DESC cd; |
| 499 | const CGEN_INSN *insn; |
| 500 | CGEN_EXTRACT_INFO *ex_info; |
| 501 | CGEN_INSN_INT insn_value; |
| 502 | CGEN_FIELDS *fields; |
| 503 | bfd_vma pc; |
| 504 | { |
| 505 | const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn); |
| 506 | const CGEN_SYNTAX_CHAR_TYPE *syn; |
| 507 | |
| 508 | CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn); |
| 509 | |
| 510 | CGEN_INIT_EXTRACT (cd); |
| 511 | |
| 512 | for (syn = CGEN_SYNTAX_STRING (syntax); *syn; ++syn) |
| 513 | { |
| 514 | int length; |
| 515 | |
| 516 | if (CGEN_SYNTAX_CHAR_P (*syn)) |
| 517 | continue; |
| 518 | |
| 519 | length = (* cd->extract_operand) (cd, CGEN_SYNTAX_FIELD (*syn), |
| 520 | ex_info, insn_value, fields, pc); |
| 521 | if (length <= 0) |
| 522 | return length; |
| 523 | } |
| 524 | |
| 525 | /* We recognized and successfully extracted this insn. */ |
| 526 | return CGEN_INSN_BITSIZE (insn); |
| 527 | } |
| 528 | \f |
| 529 | /* machine generated code added here */ |
| 530 | |
| 531 | /* Main entry point for operand insertion. |
| 532 | |
| 533 | This function is basically just a big switch statement. Earlier versions |
| 534 | used tables to look up the function to use, but |
| 535 | - if the table contains both assembler and disassembler functions then |
| 536 | the disassembler contains much of the assembler and vice-versa, |
| 537 | - there's a lot of inlining possibilities as things grow, |
| 538 | - using a switch statement avoids the function call overhead. |
| 539 | |
| 540 | This function could be moved into `parse_insn_normal', but keeping it |
| 541 | separate makes clear the interface between `parse_insn_normal' and each of |
| 542 | the handlers. It's also needed by GAS to insert operands that couldn't be |
| 543 | resolved during parsing. |
| 544 | */ |
| 545 | |
| 546 | const char * |
| 547 | fr30_cgen_insert_operand (cd, opindex, fields, buffer, pc) |
| 548 | CGEN_CPU_DESC cd; |
| 549 | int opindex; |
| 550 | CGEN_FIELDS * fields; |
| 551 | CGEN_INSN_BYTES_PTR buffer; |
| 552 | bfd_vma pc; |
| 553 | { |
| 554 | const char * errmsg = NULL; |
| 555 | unsigned int total_length = CGEN_FIELDS_BITSIZE (fields); |
| 556 | |
| 557 | switch (opindex) |
| 558 | { |
| 559 | case FR30_OPERAND_CRI : |
| 560 | errmsg = insert_normal (cd, fields->f_CRi, 0, 16, 12, 4, 16, total_length, buffer); |
| 561 | break; |
| 562 | case FR30_OPERAND_CRJ : |
| 563 | errmsg = insert_normal (cd, fields->f_CRj, 0, 16, 8, 4, 16, total_length, buffer); |
| 564 | break; |
| 565 | case FR30_OPERAND_R13 : |
| 566 | break; |
| 567 | case FR30_OPERAND_R14 : |
| 568 | break; |
| 569 | case FR30_OPERAND_R15 : |
| 570 | break; |
| 571 | case FR30_OPERAND_RI : |
| 572 | errmsg = insert_normal (cd, fields->f_Ri, 0, 0, 12, 4, 16, total_length, buffer); |
| 573 | break; |
| 574 | case FR30_OPERAND_RIC : |
| 575 | errmsg = insert_normal (cd, fields->f_Ric, 0, 16, 12, 4, 16, total_length, buffer); |
| 576 | break; |
| 577 | case FR30_OPERAND_RJ : |
| 578 | errmsg = insert_normal (cd, fields->f_Rj, 0, 0, 8, 4, 16, total_length, buffer); |
| 579 | break; |
| 580 | case FR30_OPERAND_RJC : |
| 581 | errmsg = insert_normal (cd, fields->f_Rjc, 0, 16, 8, 4, 16, total_length, buffer); |
| 582 | break; |
| 583 | case FR30_OPERAND_RS1 : |
| 584 | errmsg = insert_normal (cd, fields->f_Rs1, 0, 0, 8, 4, 16, total_length, buffer); |
| 585 | break; |
| 586 | case FR30_OPERAND_RS2 : |
| 587 | errmsg = insert_normal (cd, fields->f_Rs2, 0, 0, 12, 4, 16, total_length, buffer); |
| 588 | break; |
| 589 | case FR30_OPERAND_CC : |
| 590 | errmsg = insert_normal (cd, fields->f_cc, 0, 0, 4, 4, 16, total_length, buffer); |
| 591 | break; |
| 592 | case FR30_OPERAND_CCC : |
| 593 | errmsg = insert_normal (cd, fields->f_ccc, 0, 16, 0, 8, 16, total_length, buffer); |
| 594 | break; |
| 595 | case FR30_OPERAND_DIR10 : |
| 596 | { |
| 597 | long value = fields->f_dir10; |
| 598 | value = ((unsigned int) (value) >> (2)); |
| 599 | errmsg = insert_normal (cd, value, 0, 0, 8, 8, 16, total_length, buffer); |
| 600 | } |
| 601 | break; |
| 602 | case FR30_OPERAND_DIR8 : |
| 603 | errmsg = insert_normal (cd, fields->f_dir8, 0, 0, 8, 8, 16, total_length, buffer); |
| 604 | break; |
| 605 | case FR30_OPERAND_DIR9 : |
| 606 | { |
| 607 | long value = fields->f_dir9; |
| 608 | value = ((unsigned int) (value) >> (1)); |
| 609 | errmsg = insert_normal (cd, value, 0, 0, 8, 8, 16, total_length, buffer); |
| 610 | } |
| 611 | break; |
| 612 | case FR30_OPERAND_DISP10 : |
| 613 | { |
| 614 | long value = fields->f_disp10; |
| 615 | value = ((int) (value) >> (2)); |
| 616 | errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED), 0, 4, 8, 16, total_length, buffer); |
| 617 | } |
| 618 | break; |
| 619 | case FR30_OPERAND_DISP8 : |
| 620 | errmsg = insert_normal (cd, fields->f_disp8, 0|(1<<CGEN_IFLD_SIGNED), 0, 4, 8, 16, total_length, buffer); |
| 621 | break; |
| 622 | case FR30_OPERAND_DISP9 : |
| 623 | { |
| 624 | long value = fields->f_disp9; |
| 625 | value = ((int) (value) >> (1)); |
| 626 | errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED), 0, 4, 8, 16, total_length, buffer); |
| 627 | } |
| 628 | break; |
| 629 | case FR30_OPERAND_I20 : |
| 630 | { |
| 631 | { |
| 632 | FLD (f_i20_4) = ((unsigned int) (FLD (f_i20)) >> (16)); |
| 633 | FLD (f_i20_16) = ((FLD (f_i20)) & (65535)); |
| 634 | } |
| 635 | errmsg = insert_normal (cd, fields->f_i20_4, 0, 0, 8, 4, 16, total_length, buffer); |
| 636 | if (errmsg) |
| 637 | break; |
| 638 | errmsg = insert_normal (cd, fields->f_i20_16, 0, 16, 0, 16, 16, total_length, buffer); |
| 639 | if (errmsg) |
| 640 | break; |
| 641 | } |
| 642 | break; |
| 643 | case FR30_OPERAND_I32 : |
| 644 | errmsg = insert_normal (cd, fields->f_i32, 0|(1<<CGEN_IFLD_SIGN_OPT), 16, 0, 32, 32, total_length, buffer); |
| 645 | break; |
| 646 | case FR30_OPERAND_I8 : |
| 647 | errmsg = insert_normal (cd, fields->f_i8, 0, 0, 4, 8, 16, total_length, buffer); |
| 648 | break; |
| 649 | case FR30_OPERAND_LABEL12 : |
| 650 | { |
| 651 | long value = fields->f_rel12; |
| 652 | value = ((int) (((value) - (((pc) + (2))))) >> (1)); |
| 653 | errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 5, 11, 16, total_length, buffer); |
| 654 | } |
| 655 | break; |
| 656 | case FR30_OPERAND_LABEL9 : |
| 657 | { |
| 658 | long value = fields->f_rel9; |
| 659 | value = ((int) (((value) - (((pc) + (2))))) >> (1)); |
| 660 | errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 16, total_length, buffer); |
| 661 | } |
| 662 | break; |
| 663 | case FR30_OPERAND_M4 : |
| 664 | { |
| 665 | long value = fields->f_m4; |
| 666 | value = ((value) & (15)); |
| 667 | errmsg = insert_normal (cd, value, 0, 0, 8, 4, 16, total_length, buffer); |
| 668 | } |
| 669 | break; |
| 670 | case FR30_OPERAND_PS : |
| 671 | break; |
| 672 | case FR30_OPERAND_REGLIST_HI_LD : |
| 673 | errmsg = insert_normal (cd, fields->f_reglist_hi_ld, 0, 0, 8, 8, 16, total_length, buffer); |
| 674 | break; |
| 675 | case FR30_OPERAND_REGLIST_HI_ST : |
| 676 | errmsg = insert_normal (cd, fields->f_reglist_hi_st, 0, 0, 8, 8, 16, total_length, buffer); |
| 677 | break; |
| 678 | case FR30_OPERAND_REGLIST_LOW_LD : |
| 679 | errmsg = insert_normal (cd, fields->f_reglist_low_ld, 0, 0, 8, 8, 16, total_length, buffer); |
| 680 | break; |
| 681 | case FR30_OPERAND_REGLIST_LOW_ST : |
| 682 | errmsg = insert_normal (cd, fields->f_reglist_low_st, 0, 0, 8, 8, 16, total_length, buffer); |
| 683 | break; |
| 684 | case FR30_OPERAND_S10 : |
| 685 | { |
| 686 | long value = fields->f_s10; |
| 687 | value = ((int) (value) >> (2)); |
| 688 | errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED), 0, 8, 8, 16, total_length, buffer); |
| 689 | } |
| 690 | break; |
| 691 | case FR30_OPERAND_U10 : |
| 692 | { |
| 693 | long value = fields->f_u10; |
| 694 | value = ((unsigned int) (value) >> (2)); |
| 695 | errmsg = insert_normal (cd, value, 0, 0, 8, 8, 16, total_length, buffer); |
| 696 | } |
| 697 | break; |
| 698 | case FR30_OPERAND_U4 : |
| 699 | errmsg = insert_normal (cd, fields->f_u4, 0, 0, 8, 4, 16, total_length, buffer); |
| 700 | break; |
| 701 | case FR30_OPERAND_U4C : |
| 702 | errmsg = insert_normal (cd, fields->f_u4c, 0, 0, 12, 4, 16, total_length, buffer); |
| 703 | break; |
| 704 | case FR30_OPERAND_U8 : |
| 705 | errmsg = insert_normal (cd, fields->f_u8, 0, 0, 8, 8, 16, total_length, buffer); |
| 706 | break; |
| 707 | case FR30_OPERAND_UDISP6 : |
| 708 | { |
| 709 | long value = fields->f_udisp6; |
| 710 | value = ((unsigned int) (value) >> (2)); |
| 711 | errmsg = insert_normal (cd, value, 0, 0, 8, 4, 16, total_length, buffer); |
| 712 | } |
| 713 | break; |
| 714 | |
| 715 | default : |
| 716 | /* xgettext:c-format */ |
| 717 | fprintf (stderr, _("Unrecognized field %d while building insn.\n"), |
| 718 | opindex); |
| 719 | abort (); |
| 720 | } |
| 721 | |
| 722 | return errmsg; |
| 723 | } |
| 724 | |
| 725 | /* Main entry point for operand extraction. |
| 726 | The result is <= 0 for error, >0 for success. |
| 727 | ??? Actual values aren't well defined right now. |
| 728 | |
| 729 | This function is basically just a big switch statement. Earlier versions |
| 730 | used tables to look up the function to use, but |
| 731 | - if the table contains both assembler and disassembler functions then |
| 732 | the disassembler contains much of the assembler and vice-versa, |
| 733 | - there's a lot of inlining possibilities as things grow, |
| 734 | - using a switch statement avoids the function call overhead. |
| 735 | |
| 736 | This function could be moved into `print_insn_normal', but keeping it |
| 737 | separate makes clear the interface between `print_insn_normal' and each of |
| 738 | the handlers. |
| 739 | */ |
| 740 | |
| 741 | int |
| 742 | fr30_cgen_extract_operand (cd, opindex, ex_info, insn_value, fields, pc) |
| 743 | CGEN_CPU_DESC cd; |
| 744 | int opindex; |
| 745 | CGEN_EXTRACT_INFO *ex_info; |
| 746 | CGEN_INSN_INT insn_value; |
| 747 | CGEN_FIELDS * fields; |
| 748 | bfd_vma pc; |
| 749 | { |
| 750 | /* Assume success (for those operands that are nops). */ |
| 751 | int length = 1; |
| 752 | unsigned int total_length = CGEN_FIELDS_BITSIZE (fields); |
| 753 | |
| 754 | switch (opindex) |
| 755 | { |
| 756 | case FR30_OPERAND_CRI : |
| 757 | length = extract_normal (cd, ex_info, insn_value, 0, 16, 12, 4, 16, total_length, pc, & fields->f_CRi); |
| 758 | break; |
| 759 | case FR30_OPERAND_CRJ : |
| 760 | length = extract_normal (cd, ex_info, insn_value, 0, 16, 8, 4, 16, total_length, pc, & fields->f_CRj); |
| 761 | break; |
| 762 | case FR30_OPERAND_R13 : |
| 763 | break; |
| 764 | case FR30_OPERAND_R14 : |
| 765 | break; |
| 766 | case FR30_OPERAND_R15 : |
| 767 | break; |
| 768 | case FR30_OPERAND_RI : |
| 769 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 4, 16, total_length, pc, & fields->f_Ri); |
| 770 | break; |
| 771 | case FR30_OPERAND_RIC : |
| 772 | length = extract_normal (cd, ex_info, insn_value, 0, 16, 12, 4, 16, total_length, pc, & fields->f_Ric); |
| 773 | break; |
| 774 | case FR30_OPERAND_RJ : |
| 775 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 16, total_length, pc, & fields->f_Rj); |
| 776 | break; |
| 777 | case FR30_OPERAND_RJC : |
| 778 | length = extract_normal (cd, ex_info, insn_value, 0, 16, 8, 4, 16, total_length, pc, & fields->f_Rjc); |
| 779 | break; |
| 780 | case FR30_OPERAND_RS1 : |
| 781 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 16, total_length, pc, & fields->f_Rs1); |
| 782 | break; |
| 783 | case FR30_OPERAND_RS2 : |
| 784 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 4, 16, total_length, pc, & fields->f_Rs2); |
| 785 | break; |
| 786 | case FR30_OPERAND_CC : |
| 787 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 4, 16, total_length, pc, & fields->f_cc); |
| 788 | break; |
| 789 | case FR30_OPERAND_CCC : |
| 790 | length = extract_normal (cd, ex_info, insn_value, 0, 16, 0, 8, 16, total_length, pc, & fields->f_ccc); |
| 791 | break; |
| 792 | case FR30_OPERAND_DIR10 : |
| 793 | { |
| 794 | long value; |
| 795 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & value); |
| 796 | value = ((value) << (2)); |
| 797 | fields->f_dir10 = value; |
| 798 | } |
| 799 | break; |
| 800 | case FR30_OPERAND_DIR8 : |
| 801 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & fields->f_dir8); |
| 802 | break; |
| 803 | case FR30_OPERAND_DIR9 : |
| 804 | { |
| 805 | long value; |
| 806 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & value); |
| 807 | value = ((value) << (1)); |
| 808 | fields->f_dir9 = value; |
| 809 | } |
| 810 | break; |
| 811 | case FR30_OPERAND_DISP10 : |
| 812 | { |
| 813 | long value; |
| 814 | length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 4, 8, 16, total_length, pc, & value); |
| 815 | value = ((value) << (2)); |
| 816 | fields->f_disp10 = value; |
| 817 | } |
| 818 | break; |
| 819 | case FR30_OPERAND_DISP8 : |
| 820 | length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 4, 8, 16, total_length, pc, & fields->f_disp8); |
| 821 | break; |
| 822 | case FR30_OPERAND_DISP9 : |
| 823 | { |
| 824 | long value; |
| 825 | length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 4, 8, 16, total_length, pc, & value); |
| 826 | value = ((value) << (1)); |
| 827 | fields->f_disp9 = value; |
| 828 | } |
| 829 | break; |
| 830 | case FR30_OPERAND_I20 : |
| 831 | { |
| 832 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 16, total_length, pc, & fields->f_i20_4); |
| 833 | if (length <= 0) break; |
| 834 | length = extract_normal (cd, ex_info, insn_value, 0, 16, 0, 16, 16, total_length, pc, & fields->f_i20_16); |
| 835 | if (length <= 0) break; |
| 836 | { |
| 837 | FLD (f_i20) = ((((FLD (f_i20_4)) << (16))) | (FLD (f_i20_16))); |
| 838 | } |
| 839 | } |
| 840 | break; |
| 841 | case FR30_OPERAND_I32 : |
| 842 | length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGN_OPT), 16, 0, 32, 32, total_length, pc, & fields->f_i32); |
| 843 | break; |
| 844 | case FR30_OPERAND_I8 : |
| 845 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 8, 16, total_length, pc, & fields->f_i8); |
| 846 | break; |
| 847 | case FR30_OPERAND_LABEL12 : |
| 848 | { |
| 849 | long value; |
| 850 | length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 5, 11, 16, total_length, pc, & value); |
| 851 | value = ((((value) << (1))) + (((pc) + (2)))); |
| 852 | fields->f_rel12 = value; |
| 853 | } |
| 854 | break; |
| 855 | case FR30_OPERAND_LABEL9 : |
| 856 | { |
| 857 | long value; |
| 858 | length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 16, total_length, pc, & value); |
| 859 | value = ((((value) << (1))) + (((pc) + (2)))); |
| 860 | fields->f_rel9 = value; |
| 861 | } |
| 862 | break; |
| 863 | case FR30_OPERAND_M4 : |
| 864 | { |
| 865 | long value; |
| 866 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 16, total_length, pc, & value); |
| 867 | value = ((value) | (((-1) << (4)))); |
| 868 | fields->f_m4 = value; |
| 869 | } |
| 870 | break; |
| 871 | case FR30_OPERAND_PS : |
| 872 | break; |
| 873 | case FR30_OPERAND_REGLIST_HI_LD : |
| 874 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & fields->f_reglist_hi_ld); |
| 875 | break; |
| 876 | case FR30_OPERAND_REGLIST_HI_ST : |
| 877 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & fields->f_reglist_hi_st); |
| 878 | break; |
| 879 | case FR30_OPERAND_REGLIST_LOW_LD : |
| 880 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & fields->f_reglist_low_ld); |
| 881 | break; |
| 882 | case FR30_OPERAND_REGLIST_LOW_ST : |
| 883 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & fields->f_reglist_low_st); |
| 884 | break; |
| 885 | case FR30_OPERAND_S10 : |
| 886 | { |
| 887 | long value; |
| 888 | length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 8, 8, 16, total_length, pc, & value); |
| 889 | value = ((value) << (2)); |
| 890 | fields->f_s10 = value; |
| 891 | } |
| 892 | break; |
| 893 | case FR30_OPERAND_U10 : |
| 894 | { |
| 895 | long value; |
| 896 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & value); |
| 897 | value = ((value) << (2)); |
| 898 | fields->f_u10 = value; |
| 899 | } |
| 900 | break; |
| 901 | case FR30_OPERAND_U4 : |
| 902 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 16, total_length, pc, & fields->f_u4); |
| 903 | break; |
| 904 | case FR30_OPERAND_U4C : |
| 905 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 4, 16, total_length, pc, & fields->f_u4c); |
| 906 | break; |
| 907 | case FR30_OPERAND_U8 : |
| 908 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 16, total_length, pc, & fields->f_u8); |
| 909 | break; |
| 910 | case FR30_OPERAND_UDISP6 : |
| 911 | { |
| 912 | long value; |
| 913 | length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 16, total_length, pc, & value); |
| 914 | value = ((value) << (2)); |
| 915 | fields->f_udisp6 = value; |
| 916 | } |
| 917 | break; |
| 918 | |
| 919 | default : |
| 920 | /* xgettext:c-format */ |
| 921 | fprintf (stderr, _("Unrecognized field %d while decoding insn.\n"), |
| 922 | opindex); |
| 923 | abort (); |
| 924 | } |
| 925 | |
| 926 | return length; |
| 927 | } |
| 928 | |
| 929 | cgen_insert_fn * const fr30_cgen_insert_handlers[] = |
| 930 | { |
| 931 | insert_insn_normal, |
| 932 | }; |
| 933 | |
| 934 | cgen_extract_fn * const fr30_cgen_extract_handlers[] = |
| 935 | { |
| 936 | extract_insn_normal, |
| 937 | }; |
| 938 | |
| 939 | /* Getting values from cgen_fields is handled by a collection of functions. |
| 940 | They are distinguished by the type of the VALUE argument they return. |
| 941 | TODO: floating point, inlining support, remove cases where result type |
| 942 | not appropriate. */ |
| 943 | |
| 944 | int |
| 945 | fr30_cgen_get_int_operand (cd, opindex, fields) |
| 946 | CGEN_CPU_DESC cd; |
| 947 | int opindex; |
| 948 | const CGEN_FIELDS * fields; |
| 949 | { |
| 950 | int value; |
| 951 | |
| 952 | switch (opindex) |
| 953 | { |
| 954 | case FR30_OPERAND_CRI : |
| 955 | value = fields->f_CRi; |
| 956 | break; |
| 957 | case FR30_OPERAND_CRJ : |
| 958 | value = fields->f_CRj; |
| 959 | break; |
| 960 | case FR30_OPERAND_R13 : |
| 961 | value = 0; |
| 962 | break; |
| 963 | case FR30_OPERAND_R14 : |
| 964 | value = 0; |
| 965 | break; |
| 966 | case FR30_OPERAND_R15 : |
| 967 | value = 0; |
| 968 | break; |
| 969 | case FR30_OPERAND_RI : |
| 970 | value = fields->f_Ri; |
| 971 | break; |
| 972 | case FR30_OPERAND_RIC : |
| 973 | value = fields->f_Ric; |
| 974 | break; |
| 975 | case FR30_OPERAND_RJ : |
| 976 | value = fields->f_Rj; |
| 977 | break; |
| 978 | case FR30_OPERAND_RJC : |
| 979 | value = fields->f_Rjc; |
| 980 | break; |
| 981 | case FR30_OPERAND_RS1 : |
| 982 | value = fields->f_Rs1; |
| 983 | break; |
| 984 | case FR30_OPERAND_RS2 : |
| 985 | value = fields->f_Rs2; |
| 986 | break; |
| 987 | case FR30_OPERAND_CC : |
| 988 | value = fields->f_cc; |
| 989 | break; |
| 990 | case FR30_OPERAND_CCC : |
| 991 | value = fields->f_ccc; |
| 992 | break; |
| 993 | case FR30_OPERAND_DIR10 : |
| 994 | value = fields->f_dir10; |
| 995 | break; |
| 996 | case FR30_OPERAND_DIR8 : |
| 997 | value = fields->f_dir8; |
| 998 | break; |
| 999 | case FR30_OPERAND_DIR9 : |
| 1000 | value = fields->f_dir9; |
| 1001 | break; |
| 1002 | case FR30_OPERAND_DISP10 : |
| 1003 | value = fields->f_disp10; |
| 1004 | break; |
| 1005 | case FR30_OPERAND_DISP8 : |
| 1006 | value = fields->f_disp8; |
| 1007 | break; |
| 1008 | case FR30_OPERAND_DISP9 : |
| 1009 | value = fields->f_disp9; |
| 1010 | break; |
| 1011 | case FR30_OPERAND_I20 : |
| 1012 | value = fields->f_i20; |
| 1013 | break; |
| 1014 | case FR30_OPERAND_I32 : |
| 1015 | value = fields->f_i32; |
| 1016 | break; |
| 1017 | case FR30_OPERAND_I8 : |
| 1018 | value = fields->f_i8; |
| 1019 | break; |
| 1020 | case FR30_OPERAND_LABEL12 : |
| 1021 | value = fields->f_rel12; |
| 1022 | break; |
| 1023 | case FR30_OPERAND_LABEL9 : |
| 1024 | value = fields->f_rel9; |
| 1025 | break; |
| 1026 | case FR30_OPERAND_M4 : |
| 1027 | value = fields->f_m4; |
| 1028 | break; |
| 1029 | case FR30_OPERAND_PS : |
| 1030 | value = 0; |
| 1031 | break; |
| 1032 | case FR30_OPERAND_REGLIST_HI_LD : |
| 1033 | value = fields->f_reglist_hi_ld; |
| 1034 | break; |
| 1035 | case FR30_OPERAND_REGLIST_HI_ST : |
| 1036 | value = fields->f_reglist_hi_st; |
| 1037 | break; |
| 1038 | case FR30_OPERAND_REGLIST_LOW_LD : |
| 1039 | value = fields->f_reglist_low_ld; |
| 1040 | break; |
| 1041 | case FR30_OPERAND_REGLIST_LOW_ST : |
| 1042 | value = fields->f_reglist_low_st; |
| 1043 | break; |
| 1044 | case FR30_OPERAND_S10 : |
| 1045 | value = fields->f_s10; |
| 1046 | break; |
| 1047 | case FR30_OPERAND_U10 : |
| 1048 | value = fields->f_u10; |
| 1049 | break; |
| 1050 | case FR30_OPERAND_U4 : |
| 1051 | value = fields->f_u4; |
| 1052 | break; |
| 1053 | case FR30_OPERAND_U4C : |
| 1054 | value = fields->f_u4c; |
| 1055 | break; |
| 1056 | case FR30_OPERAND_U8 : |
| 1057 | value = fields->f_u8; |
| 1058 | break; |
| 1059 | case FR30_OPERAND_UDISP6 : |
| 1060 | value = fields->f_udisp6; |
| 1061 | break; |
| 1062 | |
| 1063 | default : |
| 1064 | /* xgettext:c-format */ |
| 1065 | fprintf (stderr, _("Unrecognized field %d while getting int operand.\n"), |
| 1066 | opindex); |
| 1067 | abort (); |
| 1068 | } |
| 1069 | |
| 1070 | return value; |
| 1071 | } |
| 1072 | |
| 1073 | bfd_vma |
| 1074 | fr30_cgen_get_vma_operand (cd, opindex, fields) |
| 1075 | CGEN_CPU_DESC cd; |
| 1076 | int opindex; |
| 1077 | const CGEN_FIELDS * fields; |
| 1078 | { |
| 1079 | bfd_vma value; |
| 1080 | |
| 1081 | switch (opindex) |
| 1082 | { |
| 1083 | case FR30_OPERAND_CRI : |
| 1084 | value = fields->f_CRi; |
| 1085 | break; |
| 1086 | case FR30_OPERAND_CRJ : |
| 1087 | value = fields->f_CRj; |
| 1088 | break; |
| 1089 | case FR30_OPERAND_R13 : |
| 1090 | value = 0; |
| 1091 | break; |
| 1092 | case FR30_OPERAND_R14 : |
| 1093 | value = 0; |
| 1094 | break; |
| 1095 | case FR30_OPERAND_R15 : |
| 1096 | value = 0; |
| 1097 | break; |
| 1098 | case FR30_OPERAND_RI : |
| 1099 | value = fields->f_Ri; |
| 1100 | break; |
| 1101 | case FR30_OPERAND_RIC : |
| 1102 | value = fields->f_Ric; |
| 1103 | break; |
| 1104 | case FR30_OPERAND_RJ : |
| 1105 | value = fields->f_Rj; |
| 1106 | break; |
| 1107 | case FR30_OPERAND_RJC : |
| 1108 | value = fields->f_Rjc; |
| 1109 | break; |
| 1110 | case FR30_OPERAND_RS1 : |
| 1111 | value = fields->f_Rs1; |
| 1112 | break; |
| 1113 | case FR30_OPERAND_RS2 : |
| 1114 | value = fields->f_Rs2; |
| 1115 | break; |
| 1116 | case FR30_OPERAND_CC : |
| 1117 | value = fields->f_cc; |
| 1118 | break; |
| 1119 | case FR30_OPERAND_CCC : |
| 1120 | value = fields->f_ccc; |
| 1121 | break; |
| 1122 | case FR30_OPERAND_DIR10 : |
| 1123 | value = fields->f_dir10; |
| 1124 | break; |
| 1125 | case FR30_OPERAND_DIR8 : |
| 1126 | value = fields->f_dir8; |
| 1127 | break; |
| 1128 | case FR30_OPERAND_DIR9 : |
| 1129 | value = fields->f_dir9; |
| 1130 | break; |
| 1131 | case FR30_OPERAND_DISP10 : |
| 1132 | value = fields->f_disp10; |
| 1133 | break; |
| 1134 | case FR30_OPERAND_DISP8 : |
| 1135 | value = fields->f_disp8; |
| 1136 | break; |
| 1137 | case FR30_OPERAND_DISP9 : |
| 1138 | value = fields->f_disp9; |
| 1139 | break; |
| 1140 | case FR30_OPERAND_I20 : |
| 1141 | value = fields->f_i20; |
| 1142 | break; |
| 1143 | case FR30_OPERAND_I32 : |
| 1144 | value = fields->f_i32; |
| 1145 | break; |
| 1146 | case FR30_OPERAND_I8 : |
| 1147 | value = fields->f_i8; |
| 1148 | break; |
| 1149 | case FR30_OPERAND_LABEL12 : |
| 1150 | value = fields->f_rel12; |
| 1151 | break; |
| 1152 | case FR30_OPERAND_LABEL9 : |
| 1153 | value = fields->f_rel9; |
| 1154 | break; |
| 1155 | case FR30_OPERAND_M4 : |
| 1156 | value = fields->f_m4; |
| 1157 | break; |
| 1158 | case FR30_OPERAND_PS : |
| 1159 | value = 0; |
| 1160 | break; |
| 1161 | case FR30_OPERAND_REGLIST_HI_LD : |
| 1162 | value = fields->f_reglist_hi_ld; |
| 1163 | break; |
| 1164 | case FR30_OPERAND_REGLIST_HI_ST : |
| 1165 | value = fields->f_reglist_hi_st; |
| 1166 | break; |
| 1167 | case FR30_OPERAND_REGLIST_LOW_LD : |
| 1168 | value = fields->f_reglist_low_ld; |
| 1169 | break; |
| 1170 | case FR30_OPERAND_REGLIST_LOW_ST : |
| 1171 | value = fields->f_reglist_low_st; |
| 1172 | break; |
| 1173 | case FR30_OPERAND_S10 : |
| 1174 | value = fields->f_s10; |
| 1175 | break; |
| 1176 | case FR30_OPERAND_U10 : |
| 1177 | value = fields->f_u10; |
| 1178 | break; |
| 1179 | case FR30_OPERAND_U4 : |
| 1180 | value = fields->f_u4; |
| 1181 | break; |
| 1182 | case FR30_OPERAND_U4C : |
| 1183 | value = fields->f_u4c; |
| 1184 | break; |
| 1185 | case FR30_OPERAND_U8 : |
| 1186 | value = fields->f_u8; |
| 1187 | break; |
| 1188 | case FR30_OPERAND_UDISP6 : |
| 1189 | value = fields->f_udisp6; |
| 1190 | break; |
| 1191 | |
| 1192 | default : |
| 1193 | /* xgettext:c-format */ |
| 1194 | fprintf (stderr, _("Unrecognized field %d while getting vma operand.\n"), |
| 1195 | opindex); |
| 1196 | abort (); |
| 1197 | } |
| 1198 | |
| 1199 | return value; |
| 1200 | } |
| 1201 | |
| 1202 | /* Stuffing values in cgen_fields is handled by a collection of functions. |
| 1203 | They are distinguished by the type of the VALUE argument they accept. |
| 1204 | TODO: floating point, inlining support, remove cases where argument type |
| 1205 | not appropriate. */ |
| 1206 | |
| 1207 | void |
| 1208 | fr30_cgen_set_int_operand (cd, opindex, fields, value) |
| 1209 | CGEN_CPU_DESC cd; |
| 1210 | int opindex; |
| 1211 | CGEN_FIELDS * fields; |
| 1212 | int value; |
| 1213 | { |
| 1214 | switch (opindex) |
| 1215 | { |
| 1216 | case FR30_OPERAND_CRI : |
| 1217 | fields->f_CRi = value; |
| 1218 | break; |
| 1219 | case FR30_OPERAND_CRJ : |
| 1220 | fields->f_CRj = value; |
| 1221 | break; |
| 1222 | case FR30_OPERAND_R13 : |
| 1223 | break; |
| 1224 | case FR30_OPERAND_R14 : |
| 1225 | break; |
| 1226 | case FR30_OPERAND_R15 : |
| 1227 | break; |
| 1228 | case FR30_OPERAND_RI : |
| 1229 | fields->f_Ri = value; |
| 1230 | break; |
| 1231 | case FR30_OPERAND_RIC : |
| 1232 | fields->f_Ric = value; |
| 1233 | break; |
| 1234 | case FR30_OPERAND_RJ : |
| 1235 | fields->f_Rj = value; |
| 1236 | break; |
| 1237 | case FR30_OPERAND_RJC : |
| 1238 | fields->f_Rjc = value; |
| 1239 | break; |
| 1240 | case FR30_OPERAND_RS1 : |
| 1241 | fields->f_Rs1 = value; |
| 1242 | break; |
| 1243 | case FR30_OPERAND_RS2 : |
| 1244 | fields->f_Rs2 = value; |
| 1245 | break; |
| 1246 | case FR30_OPERAND_CC : |
| 1247 | fields->f_cc = value; |
| 1248 | break; |
| 1249 | case FR30_OPERAND_CCC : |
| 1250 | fields->f_ccc = value; |
| 1251 | break; |
| 1252 | case FR30_OPERAND_DIR10 : |
| 1253 | fields->f_dir10 = value; |
| 1254 | break; |
| 1255 | case FR30_OPERAND_DIR8 : |
| 1256 | fields->f_dir8 = value; |
| 1257 | break; |
| 1258 | case FR30_OPERAND_DIR9 : |
| 1259 | fields->f_dir9 = value; |
| 1260 | break; |
| 1261 | case FR30_OPERAND_DISP10 : |
| 1262 | fields->f_disp10 = value; |
| 1263 | break; |
| 1264 | case FR30_OPERAND_DISP8 : |
| 1265 | fields->f_disp8 = value; |
| 1266 | break; |
| 1267 | case FR30_OPERAND_DISP9 : |
| 1268 | fields->f_disp9 = value; |
| 1269 | break; |
| 1270 | case FR30_OPERAND_I20 : |
| 1271 | fields->f_i20 = value; |
| 1272 | break; |
| 1273 | case FR30_OPERAND_I32 : |
| 1274 | fields->f_i32 = value; |
| 1275 | break; |
| 1276 | case FR30_OPERAND_I8 : |
| 1277 | fields->f_i8 = value; |
| 1278 | break; |
| 1279 | case FR30_OPERAND_LABEL12 : |
| 1280 | fields->f_rel12 = value; |
| 1281 | break; |
| 1282 | case FR30_OPERAND_LABEL9 : |
| 1283 | fields->f_rel9 = value; |
| 1284 | break; |
| 1285 | case FR30_OPERAND_M4 : |
| 1286 | fields->f_m4 = value; |
| 1287 | break; |
| 1288 | case FR30_OPERAND_PS : |
| 1289 | break; |
| 1290 | case FR30_OPERAND_REGLIST_HI_LD : |
| 1291 | fields->f_reglist_hi_ld = value; |
| 1292 | break; |
| 1293 | case FR30_OPERAND_REGLIST_HI_ST : |
| 1294 | fields->f_reglist_hi_st = value; |
| 1295 | break; |
| 1296 | case FR30_OPERAND_REGLIST_LOW_LD : |
| 1297 | fields->f_reglist_low_ld = value; |
| 1298 | break; |
| 1299 | case FR30_OPERAND_REGLIST_LOW_ST : |
| 1300 | fields->f_reglist_low_st = value; |
| 1301 | break; |
| 1302 | case FR30_OPERAND_S10 : |
| 1303 | fields->f_s10 = value; |
| 1304 | break; |
| 1305 | case FR30_OPERAND_U10 : |
| 1306 | fields->f_u10 = value; |
| 1307 | break; |
| 1308 | case FR30_OPERAND_U4 : |
| 1309 | fields->f_u4 = value; |
| 1310 | break; |
| 1311 | case FR30_OPERAND_U4C : |
| 1312 | fields->f_u4c = value; |
| 1313 | break; |
| 1314 | case FR30_OPERAND_U8 : |
| 1315 | fields->f_u8 = value; |
| 1316 | break; |
| 1317 | case FR30_OPERAND_UDISP6 : |
| 1318 | fields->f_udisp6 = value; |
| 1319 | break; |
| 1320 | |
| 1321 | default : |
| 1322 | /* xgettext:c-format */ |
| 1323 | fprintf (stderr, _("Unrecognized field %d while setting int operand.\n"), |
| 1324 | opindex); |
| 1325 | abort (); |
| 1326 | } |
| 1327 | } |
| 1328 | |
| 1329 | void |
| 1330 | fr30_cgen_set_vma_operand (cd, opindex, fields, value) |
| 1331 | CGEN_CPU_DESC cd; |
| 1332 | int opindex; |
| 1333 | CGEN_FIELDS * fields; |
| 1334 | bfd_vma value; |
| 1335 | { |
| 1336 | switch (opindex) |
| 1337 | { |
| 1338 | case FR30_OPERAND_CRI : |
| 1339 | fields->f_CRi = value; |
| 1340 | break; |
| 1341 | case FR30_OPERAND_CRJ : |
| 1342 | fields->f_CRj = value; |
| 1343 | break; |
| 1344 | case FR30_OPERAND_R13 : |
| 1345 | break; |
| 1346 | case FR30_OPERAND_R14 : |
| 1347 | break; |
| 1348 | case FR30_OPERAND_R15 : |
| 1349 | break; |
| 1350 | case FR30_OPERAND_RI : |
| 1351 | fields->f_Ri = value; |
| 1352 | break; |
| 1353 | case FR30_OPERAND_RIC : |
| 1354 | fields->f_Ric = value; |
| 1355 | break; |
| 1356 | case FR30_OPERAND_RJ : |
| 1357 | fields->f_Rj = value; |
| 1358 | break; |
| 1359 | case FR30_OPERAND_RJC : |
| 1360 | fields->f_Rjc = value; |
| 1361 | break; |
| 1362 | case FR30_OPERAND_RS1 : |
| 1363 | fields->f_Rs1 = value; |
| 1364 | break; |
| 1365 | case FR30_OPERAND_RS2 : |
| 1366 | fields->f_Rs2 = value; |
| 1367 | break; |
| 1368 | case FR30_OPERAND_CC : |
| 1369 | fields->f_cc = value; |
| 1370 | break; |
| 1371 | case FR30_OPERAND_CCC : |
| 1372 | fields->f_ccc = value; |
| 1373 | break; |
| 1374 | case FR30_OPERAND_DIR10 : |
| 1375 | fields->f_dir10 = value; |
| 1376 | break; |
| 1377 | case FR30_OPERAND_DIR8 : |
| 1378 | fields->f_dir8 = value; |
| 1379 | break; |
| 1380 | case FR30_OPERAND_DIR9 : |
| 1381 | fields->f_dir9 = value; |
| 1382 | break; |
| 1383 | case FR30_OPERAND_DISP10 : |
| 1384 | fields->f_disp10 = value; |
| 1385 | break; |
| 1386 | case FR30_OPERAND_DISP8 : |
| 1387 | fields->f_disp8 = value; |
| 1388 | break; |
| 1389 | case FR30_OPERAND_DISP9 : |
| 1390 | fields->f_disp9 = value; |
| 1391 | break; |
| 1392 | case FR30_OPERAND_I20 : |
| 1393 | fields->f_i20 = value; |
| 1394 | break; |
| 1395 | case FR30_OPERAND_I32 : |
| 1396 | fields->f_i32 = value; |
| 1397 | break; |
| 1398 | case FR30_OPERAND_I8 : |
| 1399 | fields->f_i8 = value; |
| 1400 | break; |
| 1401 | case FR30_OPERAND_LABEL12 : |
| 1402 | fields->f_rel12 = value; |
| 1403 | break; |
| 1404 | case FR30_OPERAND_LABEL9 : |
| 1405 | fields->f_rel9 = value; |
| 1406 | break; |
| 1407 | case FR30_OPERAND_M4 : |
| 1408 | fields->f_m4 = value; |
| 1409 | break; |
| 1410 | case FR30_OPERAND_PS : |
| 1411 | break; |
| 1412 | case FR30_OPERAND_REGLIST_HI_LD : |
| 1413 | fields->f_reglist_hi_ld = value; |
| 1414 | break; |
| 1415 | case FR30_OPERAND_REGLIST_HI_ST : |
| 1416 | fields->f_reglist_hi_st = value; |
| 1417 | break; |
| 1418 | case FR30_OPERAND_REGLIST_LOW_LD : |
| 1419 | fields->f_reglist_low_ld = value; |
| 1420 | break; |
| 1421 | case FR30_OPERAND_REGLIST_LOW_ST : |
| 1422 | fields->f_reglist_low_st = value; |
| 1423 | break; |
| 1424 | case FR30_OPERAND_S10 : |
| 1425 | fields->f_s10 = value; |
| 1426 | break; |
| 1427 | case FR30_OPERAND_U10 : |
| 1428 | fields->f_u10 = value; |
| 1429 | break; |
| 1430 | case FR30_OPERAND_U4 : |
| 1431 | fields->f_u4 = value; |
| 1432 | break; |
| 1433 | case FR30_OPERAND_U4C : |
| 1434 | fields->f_u4c = value; |
| 1435 | break; |
| 1436 | case FR30_OPERAND_U8 : |
| 1437 | fields->f_u8 = value; |
| 1438 | break; |
| 1439 | case FR30_OPERAND_UDISP6 : |
| 1440 | fields->f_udisp6 = value; |
| 1441 | break; |
| 1442 | |
| 1443 | default : |
| 1444 | /* xgettext:c-format */ |
| 1445 | fprintf (stderr, _("Unrecognized field %d while setting vma operand.\n"), |
| 1446 | opindex); |
| 1447 | abort (); |
| 1448 | } |
| 1449 | } |
| 1450 | |
| 1451 | /* Function to call before using the instruction builder tables. */ |
| 1452 | |
| 1453 | void |
| 1454 | fr30_cgen_init_ibld_table (cd) |
| 1455 | CGEN_CPU_DESC cd; |
| 1456 | { |
| 1457 | cd->insert_handlers = & fr30_cgen_insert_handlers[0]; |
| 1458 | cd->extract_handlers = & fr30_cgen_extract_handlers[0]; |
| 1459 | |
| 1460 | cd->insert_operand = fr30_cgen_insert_operand; |
| 1461 | cd->extract_operand = fr30_cgen_extract_operand; |
| 1462 | |
| 1463 | cd->get_int_operand = fr30_cgen_get_int_operand; |
| 1464 | cd->set_int_operand = fr30_cgen_set_int_operand; |
| 1465 | cd->get_vma_operand = fr30_cgen_get_vma_operand; |
| 1466 | cd->set_vma_operand = fr30_cgen_set_vma_operand; |
| 1467 | } |