opcodes/xc16x-ibld.c

   1 /* Instruction building/extraction support for xc16x. -*- 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, 2005, 2006, 2007,
   7    2008, 2010  Free Software Foundation, Inc.
   8
   9    This file is part of libopcodes.
  10
  11    This library is free software; you can redistribute it and/or modify
  12    it under the terms of the GNU General Public License as published by
  13    the Free Software Foundation; either version 3, or (at your option)
  14    any later version.
  15
  16    It is distributed in the hope that it will be useful, but WITHOUT
  17    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  18    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  19    License for more details.
  20
  21    You should have received a copy of the GNU General Public License
  22    along with this program; if not, write to the Free Software Foundation, Inc.,
  23    51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  24
  25 /* ??? Eventually more and more of this stuff can go to cpu-independent files.
  26    Keep that in mind.  */
  27
  28 #include "sysdep.h"
  29 #include <stdio.h>
  30 #include "ansidecl.h"
  31 #include "dis-asm.h"
  32 #include "bfd.h"
  33 #include "symcat.h"
  34 #include "xc16x-desc.h"
  35 #include "xc16x-opc.h"
  36 #include "cgen/basic-modes.h"
  37 #include "opintl.h"
  38 #include "safe-ctype.h"
  39
  40 #undef  min
  41 #define min(a,b) ((a) < (b) ? (a) : (b))
  42 #undef  max
  43 #define max(a,b) ((a) > (b) ? (a) : (b))
  44
  45 /* Used by the ifield rtx function.  */
  46 #define FLD(f) (fields->f)
  47
  48 static const char * insert_normal
  49   (CGEN_CPU_DESC, long, unsigned int, unsigned int, unsigned int,
  50    unsigned int, unsigned int, unsigned int, CGEN_INSN_BYTES_PTR);
  51 static const char * insert_insn_normal
  52   (CGEN_CPU_DESC, const CGEN_INSN *,
  53    CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
  54 static int extract_normal
  55   (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, CGEN_INSN_INT,
  56    unsigned int, unsigned int, unsigned int, unsigned int,
  57    unsigned int, unsigned int, bfd_vma, long *);
  58 static int extract_insn_normal
  59   (CGEN_CPU_DESC, const CGEN_INSN *, CGEN_EXTRACT_INFO *,
  60    CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
  61 #if CGEN_INT_INSN_P
  62 static void put_insn_int_value
  63   (CGEN_CPU_DESC, CGEN_INSN_BYTES_PTR, int, int, CGEN_INSN_INT);
  64 #endif
  65 #if ! CGEN_INT_INSN_P
  66 static CGEN_INLINE void insert_1
  67   (CGEN_CPU_DESC, unsigned long, int, int, int, unsigned char *);
  68 static CGEN_INLINE int fill_cache
  69   (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *,  int, int, bfd_vma);
  70 static CGEN_INLINE long extract_1
  71   (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, int, unsigned char *, bfd_vma);
  72 #endif
  73 \f
  74 /* Operand insertion.  */
  75
  76 #if ! CGEN_INT_INSN_P
  77
  78 /* Subroutine of insert_normal.  */
  79
  80 static CGEN_INLINE void
  81 insert_1 (CGEN_CPU_DESC cd,
  82           unsigned long value,
  83           int start,
  84           int length,
  85           int word_length,
  86           unsigned char *bufp)
  87 {
  88   unsigned long x,mask;
  89   int shift;
  90
  91   x = cgen_get_insn_value (cd, bufp, word_length);
  92
  93   /* Written this way to avoid undefined behaviour.  */
  94   mask = (((1L << (length - 1)) - 1) << 1) | 1;
  95   if (CGEN_INSN_LSB0_P)
  96     shift = (start + 1) - length;
  97   else
  98     shift = (word_length - (start + length));
  99   x = (x & ~(mask << shift)) | ((value & mask) << shift);
 100
 101   cgen_put_insn_value (cd, bufp, word_length, (bfd_vma) x);
 102 }
 103
 104 #endif /* ! CGEN_INT_INSN_P */
 105
 106 /* Default insertion routine.
 107
 108    ATTRS is a mask of the boolean attributes.
 109    WORD_OFFSET is the offset in bits from the start of the insn of the value.
 110    WORD_LENGTH is the length of the word in bits in which the value resides.
 111    START is the starting bit number in the word, architecture origin.
 112    LENGTH is the length of VALUE in bits.
 113    TOTAL_LENGTH is the total length of the insn in bits.
 114
 115    The result is an error message or NULL if success.  */
 116
 117 /* ??? This duplicates functionality with bfd's howto table and
 118    bfd_install_relocation.  */
 119 /* ??? This doesn't handle bfd_vma's.  Create another function when
 120    necessary.  */
 121
 122 static const char *
 123 insert_normal (CGEN_CPU_DESC cd,
 124                long value,
 125                unsigned int attrs,
 126                unsigned int word_offset,
 127                unsigned int start,
 128                unsigned int length,
 129                unsigned int word_length,
 130                unsigned int total_length,
 131                CGEN_INSN_BYTES_PTR buffer)
 132 {
 133   static char errbuf[100];
 134   /* Written this way to avoid undefined behaviour.  */
 135   unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1;
 136
 137   /* If LENGTH is zero, this operand doesn't contribute to the value.  */
 138   if (length == 0)
 139     return NULL;
 140
 141   if (word_length > 8 * sizeof (CGEN_INSN_INT))
 142     abort ();
 143
 144   /* For architectures with insns smaller than the base-insn-bitsize,
 145      word_length may be too big.  */
 146   if (cd->min_insn_bitsize < cd->base_insn_bitsize)
 147     {
 148       if (word_offset == 0
 149           && word_length > total_length)
 150         word_length = total_length;
 151     }
 152
 153   /* Ensure VALUE will fit.  */
 154   if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGN_OPT))
 155     {
 156       long minval = - (1L << (length - 1));
 157       unsigned long maxval = mask;
 158
 159       if ((value > 0 && (unsigned long) value > maxval)
 160           || value < minval)
 161         {
 162           /* xgettext:c-format */
 163           sprintf (errbuf,
 164                    _("operand out of range (%ld not between %ld and %lu)"),
 165                    value, minval, maxval);
 166           return errbuf;
 167         }
 168     }
 169   else if (! CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED))
 170     {
 171       unsigned long maxval = mask;
 172       unsigned long val = (unsigned long) value;
 173
 174       /* For hosts with a word size > 32 check to see if value has been sign
 175          extended beyond 32 bits.  If so then ignore these higher sign bits
 176          as the user is attempting to store a 32-bit signed value into an
 177          unsigned 32-bit field which is allowed.  */
 178       if (sizeof (unsigned long) > 4 && ((value >> 32) == -1))
 179         val &= 0xFFFFFFFF;
 180
 181       if (val > maxval)
 182         {
 183           /* xgettext:c-format */
 184           sprintf (errbuf,
 185                    _("operand out of range (0x%lx not between 0 and 0x%lx)"),
 186                    val, maxval);
 187           return errbuf;
 188         }
 189     }
 190   else
 191     {
 192       if (! cgen_signed_overflow_ok_p (cd))
 193         {
 194           long minval = - (1L << (length - 1));
 195           long maxval =   (1L << (length - 1)) - 1;
 196
 197           if (value < minval || value > maxval)
 198             {
 199               sprintf
 200                 /* xgettext:c-format */
 201                 (errbuf, _("operand out of range (%ld not between %ld and %ld)"),
 202                  value, minval, maxval);
 203               return errbuf;
 204             }
 205         }
 206     }
 207
 208 #if CGEN_INT_INSN_P
 209
 210   {
 211     int shift;
 212
 213     if (CGEN_INSN_LSB0_P)
 214       shift = (word_offset + start + 1) - length;
 215     else
 216       shift = total_length - (word_offset + start + length);
 217     *buffer = (*buffer & ~(mask << shift)) | ((value & mask) << shift);
 218   }
 219
 220 #else /* ! CGEN_INT_INSN_P */
 221
 222   {
 223     unsigned char *bufp = (unsigned char *) buffer + word_offset / 8;
 224
 225     insert_1 (cd, value, start, length, word_length, bufp);
 226   }
 227
 228 #endif /* ! CGEN_INT_INSN_P */
 229
 230   return NULL;
 231 }
 232
 233 /* Default insn builder (insert handler).
 234    The instruction is recorded in CGEN_INT_INSN_P byte order (meaning
 235    that if CGEN_INSN_BYTES_PTR is an int * and thus, the value is
 236    recorded in host byte order, otherwise BUFFER is an array of bytes
 237    and the value is recorded in target byte order).
 238    The result is an error message or NULL if success.  */
 239
 240 static const char *
 241 insert_insn_normal (CGEN_CPU_DESC cd,
 242                     const CGEN_INSN * insn,
 243                     CGEN_FIELDS * fields,
 244                     CGEN_INSN_BYTES_PTR buffer,
 245                     bfd_vma pc)
 246 {
 247   const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
 248   unsigned long value;
 249   const CGEN_SYNTAX_CHAR_TYPE * syn;
 250
 251   CGEN_INIT_INSERT (cd);
 252   value = CGEN_INSN_BASE_VALUE (insn);
 253
 254   /* If we're recording insns as numbers (rather than a string of bytes),
 255      target byte order handling is deferred until later.  */
 256
 257 #if CGEN_INT_INSN_P
 258
 259   put_insn_int_value (cd, buffer, cd->base_insn_bitsize,
 260                       CGEN_FIELDS_BITSIZE (fields), value);
 261
 262 #else
 263
 264   cgen_put_insn_value (cd, buffer, min ((unsigned) cd->base_insn_bitsize,
 265                                         (unsigned) CGEN_FIELDS_BITSIZE (fields)),
 266                        value);
 267
 268 #endif /* ! CGEN_INT_INSN_P */
 269
 270   /* ??? It would be better to scan the format's fields.
 271      Still need to be able to insert a value based on the operand though;
 272      e.g. storing a branch displacement that got resolved later.
 273      Needs more thought first.  */
 274
 275   for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn)
 276     {
 277       const char *errmsg;
 278
 279       if (CGEN_SYNTAX_CHAR_P (* syn))
 280         continue;
 281
 282       errmsg = (* cd->insert_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
 283                                        fields, buffer, pc);
 284       if (errmsg)
 285         return errmsg;
 286     }
 287
 288   return NULL;
 289 }
 290
 291 #if CGEN_INT_INSN_P
 292 /* Cover function to store an insn value into an integral insn.  Must go here
 293    because it needs <prefix>-desc.h for CGEN_INT_INSN_P.  */
 294
 295 static void
 296 put_insn_int_value (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
 297                     CGEN_INSN_BYTES_PTR buf,
 298                     int length,
 299                     int insn_length,
 300                     CGEN_INSN_INT value)
 301 {
 302   /* For architectures with insns smaller than the base-insn-bitsize,
 303      length may be too big.  */
 304   if (length > insn_length)
 305     *buf = value;
 306   else
 307     {
 308       int shift = insn_length - length;
 309       /* Written this way to avoid undefined behaviour.  */
 310       CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;
 311
 312       *buf = (*buf & ~(mask << shift)) | ((value & mask) << shift);
 313     }
 314 }
 315 #endif
 316 \f
 317 /* Operand extraction.  */
 318
 319 #if ! CGEN_INT_INSN_P
 320
 321 /* Subroutine of extract_normal.
 322    Ensure sufficient bytes are cached in EX_INFO.
 323    OFFSET is the offset in bytes from the start of the insn of the value.
 324    BYTES is the length of the needed value.
 325    Returns 1 for success, 0 for failure.  */
 326
 327 static CGEN_INLINE int
 328 fill_cache (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
 329             CGEN_EXTRACT_INFO *ex_info,
 330             int offset,
 331             int bytes,
 332             bfd_vma pc)
 333 {
 334   /* It's doubtful that the middle part has already been fetched so
 335      we don't optimize that case.  kiss.  */
 336   unsigned int mask;
 337   disassemble_info *info = (disassemble_info *) ex_info->dis_info;
 338
 339   /* First do a quick check.  */
 340   mask = (1 << bytes) - 1;
 341   if (((ex_info->valid >> offset) & mask) == mask)
 342     return 1;
 343
 344   /* Search for the first byte we need to read.  */
 345   for (mask = 1 << offset; bytes > 0; --bytes, ++offset, mask <<= 1)
 346     if (! (mask & ex_info->valid))
 347       break;
 348
 349   if (bytes)
 350     {
 351       int status;
 352
 353       pc += offset;
 354       status = (*info->read_memory_func)
 355         (pc, ex_info->insn_bytes + offset, bytes, info);
 356
 357       if (status != 0)
 358         {
 359           (*info->memory_error_func) (status, pc, info);
 360           return 0;
 361         }
 362
 363       ex_info->valid |= ((1 << bytes) - 1) << offset;
 364     }
 365
 366   return 1;
 367 }
 368
 369 /* Subroutine of extract_normal.  */
 370
 371 static CGEN_INLINE long
 372 extract_1 (CGEN_CPU_DESC cd,
 373            CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
 374            int start,
 375            int length,
 376            int word_length,
 377            unsigned char *bufp,
 378            bfd_vma pc ATTRIBUTE_UNUSED)
 379 {
 380   unsigned long x;
 381   int shift;
 382
 383   x = cgen_get_insn_value (cd, bufp, word_length);
 384
 385   if (CGEN_INSN_LSB0_P)
 386     shift = (start + 1) - length;
 387   else
 388     shift = (word_length - (start + length));
 389   return x >> shift;
 390 }
 391
 392 #endif /* ! CGEN_INT_INSN_P */
 393
 394 /* Default extraction routine.
 395
 396    INSN_VALUE is the first base_insn_bitsize bits of the insn in host order,
 397    or sometimes less for cases like the m32r where the base insn size is 32
 398    but some insns are 16 bits.
 399    ATTRS is a mask of the boolean attributes.  We only need `SIGNED',
 400    but for generality we take a bitmask of all of them.
 401    WORD_OFFSET is the offset in bits from the start of the insn of the value.
 402    WORD_LENGTH is the length of the word in bits in which the value resides.
 403    START is the starting bit number in the word, architecture origin.
 404    LENGTH is the length of VALUE in bits.
 405    TOTAL_LENGTH is the total length of the insn in bits.
 406
 407    Returns 1 for success, 0 for failure.  */
 408
 409 /* ??? The return code isn't properly used.  wip.  */
 410
 411 /* ??? This doesn't handle bfd_vma's.  Create another function when
 412    necessary.  */
 413
 414 static int
 415 extract_normal (CGEN_CPU_DESC cd,
 416 #if ! CGEN_INT_INSN_P
 417                 CGEN_EXTRACT_INFO *ex_info,
 418 #else
 419                 CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
 420 #endif
 421                 CGEN_INSN_INT insn_value,
 422                 unsigned int attrs,
 423                 unsigned int word_offset,
 424                 unsigned int start,
 425                 unsigned int length,
 426                 unsigned int word_length,
 427                 unsigned int total_length,
 428 #if ! CGEN_INT_INSN_P
 429                 bfd_vma pc,
 430 #else
 431                 bfd_vma pc ATTRIBUTE_UNUSED,
 432 #endif
 433                 long *valuep)
 434 {
 435   long value, mask;
 436
 437   /* If LENGTH is zero, this operand doesn't contribute to the value
 438      so give it a standard value of zero.  */
 439   if (length == 0)
 440     {
 441       *valuep = 0;
 442       return 1;
 443     }
 444
 445   if (word_length > 8 * sizeof (CGEN_INSN_INT))
 446     abort ();
 447
 448   /* For architectures with insns smaller than the insn-base-bitsize,
 449      word_length may be too big.  */
 450   if (cd->min_insn_bitsize < cd->base_insn_bitsize)
 451     {
 452       if (word_offset + word_length > total_length)
 453         word_length = total_length - word_offset;
 454     }
 455
 456   /* Does the value reside in INSN_VALUE, and at the right alignment?  */
 457
 458   if (CGEN_INT_INSN_P || (word_offset == 0 && word_length == total_length))
 459     {
 460       if (CGEN_INSN_LSB0_P)
 461         value = insn_value >> ((word_offset + start + 1) - length);
 462       else
 463         value = insn_value >> (total_length - ( word_offset + start + length));
 464     }
 465
 466 #if ! CGEN_INT_INSN_P
 467
 468   else
 469     {
 470       unsigned char *bufp = ex_info->insn_bytes + word_offset / 8;
 471
 472       if (word_length > 8 * sizeof (CGEN_INSN_INT))
 473         abort ();
 474
 475       if (fill_cache (cd, ex_info, word_offset / 8, word_length / 8, pc) == 0)
 476         return 0;
 477
 478       value = extract_1 (cd, ex_info, start, length, word_length, bufp, pc);
 479     }
 480
 481 #endif /* ! CGEN_INT_INSN_P */
 482
 483   /* Written this way to avoid undefined behaviour.  */
 484   mask = (((1L << (length - 1)) - 1) << 1) | 1;
 485
 486   value &= mask;
 487   /* sign extend? */
 488   if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
 489       && (value & (1L << (length - 1))))
 490     value |= ~mask;
 491
 492   *valuep = value;
 493
 494   return 1;
 495 }
 496
 497 /* Default insn extractor.
 498
 499    INSN_VALUE is the first base_insn_bitsize bits, translated to host order.
 500    The extracted fields are stored in FIELDS.
 501    EX_INFO is used to handle reading variable length insns.
 502    Return the length of the insn in bits, or 0 if no match,
 503    or -1 if an error occurs fetching data (memory_error_func will have
 504    been called).  */
 505
 506 static int
 507 extract_insn_normal (CGEN_CPU_DESC cd,
 508                      const CGEN_INSN *insn,
 509                      CGEN_EXTRACT_INFO *ex_info,
 510                      CGEN_INSN_INT insn_value,
 511                      CGEN_FIELDS *fields,
 512                      bfd_vma pc)
 513 {
 514   const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
 515   const CGEN_SYNTAX_CHAR_TYPE *syn;
 516
 517   CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
 518
 519   CGEN_INIT_EXTRACT (cd);
 520
 521   for (syn = CGEN_SYNTAX_STRING (syntax); *syn; ++syn)
 522     {
 523       int length;
 524
 525       if (CGEN_SYNTAX_CHAR_P (*syn))
 526         continue;
 527
 528       length = (* cd->extract_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
 529                                         ex_info, insn_value, fields, pc);
 530       if (length <= 0)
 531         return length;
 532     }
 533
 534   /* We recognized and successfully extracted this insn.  */
 535   return CGEN_INSN_BITSIZE (insn);
 536 }
 537 \f
 538 /* Machine generated code added here.  */
 539
 540 const char * xc16x_cgen_insert_operand
 541   (CGEN_CPU_DESC, int, CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
 542
 543 /* Main entry point for operand insertion.
 544
 545    This function is basically just a big switch statement.  Earlier versions
 546    used tables to look up the function to use, but
 547    - if the table contains both assembler and disassembler functions then
 548      the disassembler contains much of the assembler and vice-versa,
 549    - there's a lot of inlining possibilities as things grow,
 550    - using a switch statement avoids the function call overhead.
 551
 552    This function could be moved into `parse_insn_normal', but keeping it
 553    separate makes clear the interface between `parse_insn_normal' and each of
 554    the handlers.  It's also needed by GAS to insert operands that couldn't be
 555    resolved during parsing.  */
 556
 557 const char *
 558 xc16x_cgen_insert_operand (CGEN_CPU_DESC cd,
 559                              int opindex,
 560                              CGEN_FIELDS * fields,
 561                              CGEN_INSN_BYTES_PTR buffer,
 562                              bfd_vma pc ATTRIBUTE_UNUSED)
 563 {
 564   const char * errmsg = NULL;
 565   unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
 566
 567   switch (opindex)
 568     {
 569     case XC16X_OPERAND_REGNAM :
 570       errmsg = insert_normal (cd, fields->f_reg8, 0, 0, 15, 8, 32, total_length, buffer);
 571       break;
 572     case XC16X_OPERAND_BIT01 :
 573       errmsg = insert_normal (cd, fields->f_op_1bit, 0, 0, 8, 1, 32, total_length, buffer);
 574       break;
 575     case XC16X_OPERAND_BIT1 :
 576       errmsg = insert_normal (cd, fields->f_op_bit1, 0, 0, 11, 1, 32, total_length, buffer);
 577       break;
 578     case XC16X_OPERAND_BIT2 :
 579       errmsg = insert_normal (cd, fields->f_op_bit2, 0, 0, 11, 2, 32, total_length, buffer);
 580       break;
 581     case XC16X_OPERAND_BIT4 :
 582       errmsg = insert_normal (cd, fields->f_op_bit4, 0, 0, 11, 4, 32, total_length, buffer);
 583       break;
 584     case XC16X_OPERAND_BIT8 :
 585       errmsg = insert_normal (cd, fields->f_op_bit8, 0, 0, 31, 8, 32, total_length, buffer);
 586       break;
 587     case XC16X_OPERAND_BITONE :
 588       errmsg = insert_normal (cd, fields->f_op_onebit, 0, 0, 9, 1, 32, total_length, buffer);
 589       break;
 590     case XC16X_OPERAND_CADDR :
 591       errmsg = insert_normal (cd, fields->f_offset16, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_ABS_ADDR), 0, 31, 16, 32, total_length, buffer);
 592       break;
 593     case XC16X_OPERAND_COND :
 594       errmsg = insert_normal (cd, fields->f_condcode, 0, 0, 7, 4, 32, total_length, buffer);
 595       break;
 596     case XC16X_OPERAND_DATA8 :
 597       errmsg = insert_normal (cd, fields->f_data8, 0, 0, 23, 8, 32, total_length, buffer);
 598       break;
 599     case XC16X_OPERAND_DATAHI8 :
 600       errmsg = insert_normal (cd, fields->f_datahi8, 0, 0, 31, 8, 32, total_length, buffer);
 601       break;
 602     case XC16X_OPERAND_DOT :
 603       break;
 604     case XC16X_OPERAND_DR :
 605       errmsg = insert_normal (cd, fields->f_r1, 0, 0, 15, 4, 32, total_length, buffer);
 606       break;
 607     case XC16X_OPERAND_DRB :
 608       errmsg = insert_normal (cd, fields->f_r1, 0, 0, 15, 4, 32, total_length, buffer);
 609       break;
 610     case XC16X_OPERAND_DRI :
 611       errmsg = insert_normal (cd, fields->f_r4, 0, 0, 11, 4, 32, total_length, buffer);
 612       break;
 613     case XC16X_OPERAND_EXTCOND :
 614       errmsg = insert_normal (cd, fields->f_extccode, 0, 0, 15, 5, 32, total_length, buffer);
 615       break;
 616     case XC16X_OPERAND_GENREG :
 617       errmsg = insert_normal (cd, fields->f_regb8, 0, 0, 15, 8, 32, total_length, buffer);
 618       break;
 619     case XC16X_OPERAND_HASH :
 620       break;
 621     case XC16X_OPERAND_ICOND :
 622       errmsg = insert_normal (cd, fields->f_icondcode, 0, 0, 15, 4, 32, total_length, buffer);
 623       break;
 624     case XC16X_OPERAND_LBIT2 :
 625       errmsg = insert_normal (cd, fields->f_op_lbit2, 0, 0, 15, 2, 32, total_length, buffer);
 626       break;
 627     case XC16X_OPERAND_LBIT4 :
 628       errmsg = insert_normal (cd, fields->f_op_lbit4, 0, 0, 15, 4, 32, total_length, buffer);
 629       break;
 630     case XC16X_OPERAND_MASK8 :
 631       errmsg = insert_normal (cd, fields->f_mask8, 0, 0, 23, 8, 32, total_length, buffer);
 632       break;
 633     case XC16X_OPERAND_MASKLO8 :
 634       errmsg = insert_normal (cd, fields->f_datahi8, 0, 0, 31, 8, 32, total_length, buffer);
 635       break;
 636     case XC16X_OPERAND_MEMGR8 :
 637       errmsg = insert_normal (cd, fields->f_memgr8, 0, 0, 31, 16, 32, total_length, buffer);
 638       break;
 639     case XC16X_OPERAND_MEMORY :
 640       errmsg = insert_normal (cd, fields->f_memory, 0, 0, 31, 16, 32, total_length, buffer);
 641       break;
 642     case XC16X_OPERAND_PAG :
 643       break;
 644     case XC16X_OPERAND_PAGENUM :
 645       errmsg = insert_normal (cd, fields->f_pagenum, 0, 0, 25, 10, 32, total_length, buffer);
 646       break;
 647     case XC16X_OPERAND_POF :
 648       break;
 649     case XC16X_OPERAND_QBIT :
 650       errmsg = insert_normal (cd, fields->f_qbit, 0, 0, 7, 4, 32, total_length, buffer);
 651       break;
 652     case XC16X_OPERAND_QHIBIT :
 653       errmsg = insert_normal (cd, fields->f_qhibit, 0, 0, 27, 4, 32, total_length, buffer);
 654       break;
 655     case XC16X_OPERAND_QLOBIT :
 656       errmsg = insert_normal (cd, fields->f_qlobit, 0, 0, 31, 4, 32, total_length, buffer);
 657       break;
 658     case XC16X_OPERAND_REG8 :
 659       errmsg = insert_normal (cd, fields->f_reg8, 0, 0, 15, 8, 32, total_length, buffer);
 660       break;
 661     case XC16X_OPERAND_REGB8 :
 662       errmsg = insert_normal (cd, fields->f_regb8, 0, 0, 15, 8, 32, total_length, buffer);
 663       break;
 664     case XC16X_OPERAND_REGBMEM8 :
 665       errmsg = insert_normal (cd, fields->f_regmem8, 0, 0, 15, 8, 32, total_length, buffer);
 666       break;
 667     case XC16X_OPERAND_REGHI8 :
 668       errmsg = insert_normal (cd, fields->f_reghi8, 0, 0, 23, 8, 32, total_length, buffer);
 669       break;
 670     case XC16X_OPERAND_REGMEM8 :
 671       errmsg = insert_normal (cd, fields->f_regmem8, 0, 0, 15, 8, 32, total_length, buffer);
 672       break;
 673     case XC16X_OPERAND_REGOFF8 :
 674       errmsg = insert_normal (cd, fields->f_regoff8, 0, 0, 15, 8, 32, total_length, buffer);
 675       break;
 676     case XC16X_OPERAND_REL :
 677       errmsg = insert_normal (cd, fields->f_rel8, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 15, 8, 32, total_length, buffer);
 678       break;
 679     case XC16X_OPERAND_RELHI :
 680       errmsg = insert_normal (cd, fields->f_relhi8, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 23, 8, 32, total_length, buffer);
 681       break;
 682     case XC16X_OPERAND_SEG :
 683       errmsg = insert_normal (cd, fields->f_seg8, 0, 0, 15, 8, 32, total_length, buffer);
 684       break;
 685     case XC16X_OPERAND_SEGHI8 :
 686       errmsg = insert_normal (cd, fields->f_segnum8, 0, 0, 23, 8, 32, total_length, buffer);
 687       break;
 688     case XC16X_OPERAND_SEGM :
 689       break;
 690     case XC16X_OPERAND_SOF :
 691       break;
 692     case XC16X_OPERAND_SR :
 693       errmsg = insert_normal (cd, fields->f_r2, 0, 0, 11, 4, 32, total_length, buffer);
 694       break;
 695     case XC16X_OPERAND_SR2 :
 696       errmsg = insert_normal (cd, fields->f_r0, 0, 0, 9, 2, 32, total_length, buffer);
 697       break;
 698     case XC16X_OPERAND_SRB :
 699       errmsg = insert_normal (cd, fields->f_r2, 0, 0, 11, 4, 32, total_length, buffer);
 700       break;
 701     case XC16X_OPERAND_SRC1 :
 702       errmsg = insert_normal (cd, fields->f_r1, 0, 0, 15, 4, 32, total_length, buffer);
 703       break;
 704     case XC16X_OPERAND_SRC2 :
 705       errmsg = insert_normal (cd, fields->f_r2, 0, 0, 11, 4, 32, total_length, buffer);
 706       break;
 707     case XC16X_OPERAND_SRDIV :
 708       errmsg = insert_normal (cd, fields->f_reg8, 0, 0, 15, 8, 32, total_length, buffer);
 709       break;
 710     case XC16X_OPERAND_U4 :
 711       errmsg = insert_normal (cd, fields->f_uimm4, 0, 0, 15, 4, 32, total_length, buffer);
 712       break;
 713     case XC16X_OPERAND_UIMM16 :
 714       errmsg = insert_normal (cd, fields->f_uimm16, 0, 0, 31, 16, 32, total_length, buffer);
 715       break;
 716     case XC16X_OPERAND_UIMM2 :
 717       errmsg = insert_normal (cd, fields->f_uimm2, 0, 0, 13, 2, 32, total_length, buffer);
 718       break;
 719     case XC16X_OPERAND_UIMM3 :
 720       errmsg = insert_normal (cd, fields->f_uimm3, 0, 0, 10, 3, 32, total_length, buffer);
 721       break;
 722     case XC16X_OPERAND_UIMM4 :
 723       errmsg = insert_normal (cd, fields->f_uimm4, 0, 0, 15, 4, 32, total_length, buffer);
 724       break;
 725     case XC16X_OPERAND_UIMM7 :
 726       errmsg = insert_normal (cd, fields->f_uimm7, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 15, 7, 32, total_length, buffer);
 727       break;
 728     case XC16X_OPERAND_UIMM8 :
 729       errmsg = insert_normal (cd, fields->f_uimm8, 0, 0, 23, 8, 32, total_length, buffer);
 730       break;
 731     case XC16X_OPERAND_UPAG16 :
 732       errmsg = insert_normal (cd, fields->f_uimm16, 0, 0, 31, 16, 32, total_length, buffer);
 733       break;
 734     case XC16X_OPERAND_UPOF16 :
 735       errmsg = insert_normal (cd, fields->f_memory, 0, 0, 31, 16, 32, total_length, buffer);
 736       break;
 737     case XC16X_OPERAND_USEG16 :
 738       errmsg = insert_normal (cd, fields->f_offset16, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_ABS_ADDR), 0, 31, 16, 32, total_length, buffer);
 739       break;
 740     case XC16X_OPERAND_USEG8 :
 741       errmsg = insert_normal (cd, fields->f_seg8, 0, 0, 15, 8, 32, total_length, buffer);
 742       break;
 743     case XC16X_OPERAND_USOF16 :
 744       errmsg = insert_normal (cd, fields->f_offset16, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_ABS_ADDR), 0, 31, 16, 32, total_length, buffer);
 745       break;
 746
 747     default :
 748       /* xgettext:c-format */
 749       fprintf (stderr, _("Unrecognized field %d while building insn.\n"),
 750                opindex);
 751       abort ();
 752   }
 753
 754   return errmsg;
 755 }
 756
 757 int xc16x_cgen_extract_operand
 758   (CGEN_CPU_DESC, int, CGEN_EXTRACT_INFO *, CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
 759
 760 /* Main entry point for operand extraction.
 761    The result is <= 0 for error, >0 for success.
 762    ??? Actual values aren't well defined right now.
 763
 764    This function is basically just a big switch statement.  Earlier versions
 765    used tables to look up the function to use, but
 766    - if the table contains both assembler and disassembler functions then
 767      the disassembler contains much of the assembler and vice-versa,
 768    - there's a lot of inlining possibilities as things grow,
 769    - using a switch statement avoids the function call overhead.
 770
 771    This function could be moved into `print_insn_normal', but keeping it
 772    separate makes clear the interface between `print_insn_normal' and each of
 773    the handlers.  */
 774
 775 int
 776 xc16x_cgen_extract_operand (CGEN_CPU_DESC cd,
 777                              int opindex,
 778                              CGEN_EXTRACT_INFO *ex_info,
 779                              CGEN_INSN_INT insn_value,
 780                              CGEN_FIELDS * fields,
 781                              bfd_vma pc)
 782 {
 783   /* Assume success (for those operands that are nops).  */
 784   int length = 1;
 785   unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
 786
 787   switch (opindex)
 788     {
 789     case XC16X_OPERAND_REGNAM :
 790       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_reg8);
 791       break;
 792     case XC16X_OPERAND_BIT01 :
 793       length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 1, 32, total_length, pc, & fields->f_op_1bit);
 794       break;
 795     case XC16X_OPERAND_BIT1 :
 796       length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 1, 32, total_length, pc, & fields->f_op_bit1);
 797       break;
 798     case XC16X_OPERAND_BIT2 :
 799       length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 2, 32, total_length, pc, & fields->f_op_bit2);
 800       break;
 801     case XC16X_OPERAND_BIT4 :
 802       length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 4, 32, total_length, pc, & fields->f_op_bit4);
 803       break;
 804     case XC16X_OPERAND_BIT8 :
 805       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 8, 32, total_length, pc, & fields->f_op_bit8);
 806       break;
 807     case XC16X_OPERAND_BITONE :
 808       length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 1, 32, total_length, pc, & fields->f_op_onebit);
 809       break;
 810     case XC16X_OPERAND_CADDR :
 811       length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_ABS_ADDR), 0, 31, 16, 32, total_length, pc, & fields->f_offset16);
 812       break;
 813     case XC16X_OPERAND_COND :
 814       length = extract_normal (cd, ex_info, insn_value, 0, 0, 7, 4, 32, total_length, pc, & fields->f_condcode);
 815       break;
 816     case XC16X_OPERAND_DATA8 :
 817       length = extract_normal (cd, ex_info, insn_value, 0, 0, 23, 8, 32, total_length, pc, & fields->f_data8);
 818       break;
 819     case XC16X_OPERAND_DATAHI8 :
 820       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 8, 32, total_length, pc, & fields->f_datahi8);
 821       break;
 822     case XC16X_OPERAND_DOT :
 823       break;
 824     case XC16X_OPERAND_DR :
 825       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 4, 32, total_length, pc, & fields->f_r1);
 826       break;
 827     case XC16X_OPERAND_DRB :
 828       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 4, 32, total_length, pc, & fields->f_r1);
 829       break;
 830     case XC16X_OPERAND_DRI :
 831       length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 4, 32, total_length, pc, & fields->f_r4);
 832       break;
 833     case XC16X_OPERAND_EXTCOND :
 834       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 5, 32, total_length, pc, & fields->f_extccode);
 835       break;
 836     case XC16X_OPERAND_GENREG :
 837       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_regb8);
 838       break;
 839     case XC16X_OPERAND_HASH :
 840       break;
 841     case XC16X_OPERAND_ICOND :
 842       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 4, 32, total_length, pc, & fields->f_icondcode);
 843       break;
 844     case XC16X_OPERAND_LBIT2 :
 845       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 2, 32, total_length, pc, & fields->f_op_lbit2);
 846       break;
 847     case XC16X_OPERAND_LBIT4 :
 848       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 4, 32, total_length, pc, & fields->f_op_lbit4);
 849       break;
 850     case XC16X_OPERAND_MASK8 :
 851       length = extract_normal (cd, ex_info, insn_value, 0, 0, 23, 8, 32, total_length, pc, & fields->f_mask8);
 852       break;
 853     case XC16X_OPERAND_MASKLO8 :
 854       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 8, 32, total_length, pc, & fields->f_datahi8);
 855       break;
 856     case XC16X_OPERAND_MEMGR8 :
 857       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 16, 32, total_length, pc, & fields->f_memgr8);
 858       break;
 859     case XC16X_OPERAND_MEMORY :
 860       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 16, 32, total_length, pc, & fields->f_memory);
 861       break;
 862     case XC16X_OPERAND_PAG :
 863       break;
 864     case XC16X_OPERAND_PAGENUM :
 865       length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 10, 32, total_length, pc, & fields->f_pagenum);
 866       break;
 867     case XC16X_OPERAND_POF :
 868       break;
 869     case XC16X_OPERAND_QBIT :
 870       length = extract_normal (cd, ex_info, insn_value, 0, 0, 7, 4, 32, total_length, pc, & fields->f_qbit);
 871       break;
 872     case XC16X_OPERAND_QHIBIT :
 873       length = extract_normal (cd, ex_info, insn_value, 0, 0, 27, 4, 32, total_length, pc, & fields->f_qhibit);
 874       break;
 875     case XC16X_OPERAND_QLOBIT :
 876       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 4, 32, total_length, pc, & fields->f_qlobit);
 877       break;
 878     case XC16X_OPERAND_REG8 :
 879       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_reg8);
 880       break;
 881     case XC16X_OPERAND_REGB8 :
 882       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_regb8);
 883       break;
 884     case XC16X_OPERAND_REGBMEM8 :
 885       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_regmem8);
 886       break;
 887     case XC16X_OPERAND_REGHI8 :
 888       length = extract_normal (cd, ex_info, insn_value, 0, 0, 23, 8, 32, total_length, pc, & fields->f_reghi8);
 889       break;
 890     case XC16X_OPERAND_REGMEM8 :
 891       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_regmem8);
 892       break;
 893     case XC16X_OPERAND_REGOFF8 :
 894       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_regoff8);
 895       break;
 896     case XC16X_OPERAND_REL :
 897       length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 15, 8, 32, total_length, pc, & fields->f_rel8);
 898       break;
 899     case XC16X_OPERAND_RELHI :
 900       length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 23, 8, 32, total_length, pc, & fields->f_relhi8);
 901       break;
 902     case XC16X_OPERAND_SEG :
 903       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_seg8);
 904       break;
 905     case XC16X_OPERAND_SEGHI8 :
 906       length = extract_normal (cd, ex_info, insn_value, 0, 0, 23, 8, 32, total_length, pc, & fields->f_segnum8);
 907       break;
 908     case XC16X_OPERAND_SEGM :
 909       break;
 910     case XC16X_OPERAND_SOF :
 911       break;
 912     case XC16X_OPERAND_SR :
 913       length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 4, 32, total_length, pc, & fields->f_r2);
 914       break;
 915     case XC16X_OPERAND_SR2 :
 916       length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 2, 32, total_length, pc, & fields->f_r0);
 917       break;
 918     case XC16X_OPERAND_SRB :
 919       length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 4, 32, total_length, pc, & fields->f_r2);
 920       break;
 921     case XC16X_OPERAND_SRC1 :
 922       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 4, 32, total_length, pc, & fields->f_r1);
 923       break;
 924     case XC16X_OPERAND_SRC2 :
 925       length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 4, 32, total_length, pc, & fields->f_r2);
 926       break;
 927     case XC16X_OPERAND_SRDIV :
 928       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_reg8);
 929       break;
 930     case XC16X_OPERAND_U4 :
 931       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 4, 32, total_length, pc, & fields->f_uimm4);
 932       break;
 933     case XC16X_OPERAND_UIMM16 :
 934       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 16, 32, total_length, pc, & fields->f_uimm16);
 935       break;
 936     case XC16X_OPERAND_UIMM2 :
 937       length = extract_normal (cd, ex_info, insn_value, 0, 0, 13, 2, 32, total_length, pc, & fields->f_uimm2);
 938       break;
 939     case XC16X_OPERAND_UIMM3 :
 940       length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 3, 32, total_length, pc, & fields->f_uimm3);
 941       break;
 942     case XC16X_OPERAND_UIMM4 :
 943       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 4, 32, total_length, pc, & fields->f_uimm4);
 944       break;
 945     case XC16X_OPERAND_UIMM7 :
 946       length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 15, 7, 32, total_length, pc, & fields->f_uimm7);
 947       break;
 948     case XC16X_OPERAND_UIMM8 :
 949       length = extract_normal (cd, ex_info, insn_value, 0, 0, 23, 8, 32, total_length, pc, & fields->f_uimm8);
 950       break;
 951     case XC16X_OPERAND_UPAG16 :
 952       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 16, 32, total_length, pc, & fields->f_uimm16);
 953       break;
 954     case XC16X_OPERAND_UPOF16 :
 955       length = extract_normal (cd, ex_info, insn_value, 0, 0, 31, 16, 32, total_length, pc, & fields->f_memory);
 956       break;
 957     case XC16X_OPERAND_USEG16 :
 958       length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_ABS_ADDR), 0, 31, 16, 32, total_length, pc, & fields->f_offset16);
 959       break;
 960     case XC16X_OPERAND_USEG8 :
 961       length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 8, 32, total_length, pc, & fields->f_seg8);
 962       break;
 963     case XC16X_OPERAND_USOF16 :
 964       length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_RELOC)|(1<<CGEN_IFLD_ABS_ADDR), 0, 31, 16, 32, total_length, pc, & fields->f_offset16);
 965       break;
 966
 967     default :
 968       /* xgettext:c-format */
 969       fprintf (stderr, _("Unrecognized field %d while decoding insn.\n"),
 970                opindex);
 971       abort ();
 972     }
 973
 974   return length;
 975 }
 976
 977 cgen_insert_fn * const xc16x_cgen_insert_handlers[] =
 978 {
 979   insert_insn_normal,
 980 };
 981
 982 cgen_extract_fn * const xc16x_cgen_extract_handlers[] =
 983 {
 984   extract_insn_normal,
 985 };
 986
 987 int xc16x_cgen_get_int_operand     (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
 988 bfd_vma xc16x_cgen_get_vma_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
 989
 990 /* Getting values from cgen_fields is handled by a collection of functions.
 991    They are distinguished by the type of the VALUE argument they return.
 992    TODO: floating point, inlining support, remove cases where result type
 993    not appropriate.  */
 994
 995 int
 996 xc16x_cgen_get_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
 997                              int opindex,
 998                              const CGEN_FIELDS * fields)
 999 {
1000   int value;
1001
1002   switch (opindex)
1003     {
1004     case XC16X_OPERAND_REGNAM :
1005       value = fields->f_reg8;
1006       break;
1007     case XC16X_OPERAND_BIT01 :
1008       value = fields->f_op_1bit;
1009       break;
1010     case XC16X_OPERAND_BIT1 :
1011       value = fields->f_op_bit1;
1012       break;
1013     case XC16X_OPERAND_BIT2 :
1014       value = fields->f_op_bit2;
1015       break;
1016     case XC16X_OPERAND_BIT4 :
1017       value = fields->f_op_bit4;
1018       break;
1019     case XC16X_OPERAND_BIT8 :
1020       value = fields->f_op_bit8;
1021       break;
1022     case XC16X_OPERAND_BITONE :
1023       value = fields->f_op_onebit;
1024       break;
1025     case XC16X_OPERAND_CADDR :
1026       value = fields->f_offset16;
1027       break;
1028     case XC16X_OPERAND_COND :
1029       value = fields->f_condcode;
1030       break;
1031     case XC16X_OPERAND_DATA8 :
1032       value = fields->f_data8;
1033       break;
1034     case XC16X_OPERAND_DATAHI8 :
1035       value = fields->f_datahi8;
1036       break;
1037     case XC16X_OPERAND_DOT :
1038       value = 0;
1039       break;
1040     case XC16X_OPERAND_DR :
1041       value = fields->f_r1;
1042       break;
1043     case XC16X_OPERAND_DRB :
1044       value = fields->f_r1;
1045       break;
1046     case XC16X_OPERAND_DRI :
1047       value = fields->f_r4;
1048       break;
1049     case XC16X_OPERAND_EXTCOND :
1050       value = fields->f_extccode;
1051       break;
1052     case XC16X_OPERAND_GENREG :
1053       value = fields->f_regb8;
1054       break;
1055     case XC16X_OPERAND_HASH :
1056       value = 0;
1057       break;
1058     case XC16X_OPERAND_ICOND :
1059       value = fields->f_icondcode;
1060       break;
1061     case XC16X_OPERAND_LBIT2 :
1062       value = fields->f_op_lbit2;
1063       break;
1064     case XC16X_OPERAND_LBIT4 :
1065       value = fields->f_op_lbit4;
1066       break;
1067     case XC16X_OPERAND_MASK8 :
1068       value = fields->f_mask8;
1069       break;
1070     case XC16X_OPERAND_MASKLO8 :
1071       value = fields->f_datahi8;
1072       break;
1073     case XC16X_OPERAND_MEMGR8 :
1074       value = fields->f_memgr8;
1075       break;
1076     case XC16X_OPERAND_MEMORY :
1077       value = fields->f_memory;
1078       break;
1079     case XC16X_OPERAND_PAG :
1080       value = 0;
1081       break;
1082     case XC16X_OPERAND_PAGENUM :
1083       value = fields->f_pagenum;
1084       break;
1085     case XC16X_OPERAND_POF :
1086       value = 0;
1087       break;
1088     case XC16X_OPERAND_QBIT :
1089       value = fields->f_qbit;
1090       break;
1091     case XC16X_OPERAND_QHIBIT :
1092       value = fields->f_qhibit;
1093       break;
1094     case XC16X_OPERAND_QLOBIT :
1095       value = fields->f_qlobit;
1096       break;
1097     case XC16X_OPERAND_REG8 :
1098       value = fields->f_reg8;
1099       break;
1100     case XC16X_OPERAND_REGB8 :
1101       value = fields->f_regb8;
1102       break;
1103     case XC16X_OPERAND_REGBMEM8 :
1104       value = fields->f_regmem8;
1105       break;
1106     case XC16X_OPERAND_REGHI8 :
1107       value = fields->f_reghi8;
1108       break;
1109     case XC16X_OPERAND_REGMEM8 :
1110       value = fields->f_regmem8;
1111       break;
1112     case XC16X_OPERAND_REGOFF8 :
1113       value = fields->f_regoff8;
1114       break;
1115     case XC16X_OPERAND_REL :
1116       value = fields->f_rel8;
1117       break;
1118     case XC16X_OPERAND_RELHI :
1119       value = fields->f_relhi8;
1120       break;
1121     case XC16X_OPERAND_SEG :
1122       value = fields->f_seg8;
1123       break;
1124     case XC16X_OPERAND_SEGHI8 :
1125       value = fields->f_segnum8;
1126       break;
1127     case XC16X_OPERAND_SEGM :
1128       value = 0;
1129       break;
1130     case XC16X_OPERAND_SOF :
1131       value = 0;
1132       break;
1133     case XC16X_OPERAND_SR :
1134       value = fields->f_r2;
1135       break;
1136     case XC16X_OPERAND_SR2 :
1137       value = fields->f_r0;
1138       break;
1139     case XC16X_OPERAND_SRB :
1140       value = fields->f_r2;
1141       break;
1142     case XC16X_OPERAND_SRC1 :
1143       value = fields->f_r1;
1144       break;
1145     case XC16X_OPERAND_SRC2 :
1146       value = fields->f_r2;
1147       break;
1148     case XC16X_OPERAND_SRDIV :
1149       value = fields->f_reg8;
1150       break;
1151     case XC16X_OPERAND_U4 :
1152       value = fields->f_uimm4;
1153       break;
1154     case XC16X_OPERAND_UIMM16 :
1155       value = fields->f_uimm16;
1156       break;
1157     case XC16X_OPERAND_UIMM2 :
1158       value = fields->f_uimm2;
1159       break;
1160     case XC16X_OPERAND_UIMM3 :
1161       value = fields->f_uimm3;
1162       break;
1163     case XC16X_OPERAND_UIMM4 :
1164       value = fields->f_uimm4;
1165       break;
1166     case XC16X_OPERAND_UIMM7 :
1167       value = fields->f_uimm7;
1168       break;
1169     case XC16X_OPERAND_UIMM8 :
1170       value = fields->f_uimm8;
1171       break;
1172     case XC16X_OPERAND_UPAG16 :
1173       value = fields->f_uimm16;
1174       break;
1175     case XC16X_OPERAND_UPOF16 :
1176       value = fields->f_memory;
1177       break;
1178     case XC16X_OPERAND_USEG16 :
1179       value = fields->f_offset16;
1180       break;
1181     case XC16X_OPERAND_USEG8 :
1182       value = fields->f_seg8;
1183       break;
1184     case XC16X_OPERAND_USOF16 :
1185       value = fields->f_offset16;
1186       break;
1187
1188     default :
1189       /* xgettext:c-format */
1190       fprintf (stderr, _("Unrecognized field %d while getting int operand.\n"),
1191                        opindex);
1192       abort ();
1193   }
1194
1195   return value;
1196 }
1197
1198 bfd_vma
1199 xc16x_cgen_get_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
1200                              int opindex,
1201                              const CGEN_FIELDS * fields)
1202 {
1203   bfd_vma value;
1204
1205   switch (opindex)
1206     {
1207     case XC16X_OPERAND_REGNAM :
1208       value = fields->f_reg8;
1209       break;
1210     case XC16X_OPERAND_BIT01 :
1211       value = fields->f_op_1bit;
1212       break;
1213     case XC16X_OPERAND_BIT1 :
1214       value = fields->f_op_bit1;
1215       break;
1216     case XC16X_OPERAND_BIT2 :
1217       value = fields->f_op_bit2;
1218       break;
1219     case XC16X_OPERAND_BIT4 :
1220       value = fields->f_op_bit4;
1221       break;
1222     case XC16X_OPERAND_BIT8 :
1223       value = fields->f_op_bit8;
1224       break;
1225     case XC16X_OPERAND_BITONE :
1226       value = fields->f_op_onebit;
1227       break;
1228     case XC16X_OPERAND_CADDR :
1229       value = fields->f_offset16;
1230       break;
1231     case XC16X_OPERAND_COND :
1232       value = fields->f_condcode;
1233       break;
1234     case XC16X_OPERAND_DATA8 :
1235       value = fields->f_data8;
1236       break;
1237     case XC16X_OPERAND_DATAHI8 :
1238       value = fields->f_datahi8;
1239       break;
1240     case XC16X_OPERAND_DOT :
1241       value = 0;
1242       break;
1243     case XC16X_OPERAND_DR :
1244       value = fields->f_r1;
1245       break;
1246     case XC16X_OPERAND_DRB :
1247       value = fields->f_r1;
1248       break;
1249     case XC16X_OPERAND_DRI :
1250       value = fields->f_r4;
1251       break;
1252     case XC16X_OPERAND_EXTCOND :
1253       value = fields->f_extccode;
1254       break;
1255     case XC16X_OPERAND_GENREG :
1256       value = fields->f_regb8;
1257       break;
1258     case XC16X_OPERAND_HASH :
1259       value = 0;
1260       break;
1261     case XC16X_OPERAND_ICOND :
1262       value = fields->f_icondcode;
1263       break;
1264     case XC16X_OPERAND_LBIT2 :
1265       value = fields->f_op_lbit2;
1266       break;
1267     case XC16X_OPERAND_LBIT4 :
1268       value = fields->f_op_lbit4;
1269       break;
1270     case XC16X_OPERAND_MASK8 :
1271       value = fields->f_mask8;
1272       break;
1273     case XC16X_OPERAND_MASKLO8 :
1274       value = fields->f_datahi8;
1275       break;
1276     case XC16X_OPERAND_MEMGR8 :
1277       value = fields->f_memgr8;
1278       break;
1279     case XC16X_OPERAND_MEMORY :
1280       value = fields->f_memory;
1281       break;
1282     case XC16X_OPERAND_PAG :
1283       value = 0;
1284       break;
1285     case XC16X_OPERAND_PAGENUM :
1286       value = fields->f_pagenum;
1287       break;
1288     case XC16X_OPERAND_POF :
1289       value = 0;
1290       break;
1291     case XC16X_OPERAND_QBIT :
1292       value = fields->f_qbit;
1293       break;
1294     case XC16X_OPERAND_QHIBIT :
1295       value = fields->f_qhibit;
1296       break;
1297     case XC16X_OPERAND_QLOBIT :
1298       value = fields->f_qlobit;
1299       break;
1300     case XC16X_OPERAND_REG8 :
1301       value = fields->f_reg8;
1302       break;
1303     case XC16X_OPERAND_REGB8 :
1304       value = fields->f_regb8;
1305       break;
1306     case XC16X_OPERAND_REGBMEM8 :
1307       value = fields->f_regmem8;
1308       break;
1309     case XC16X_OPERAND_REGHI8 :
1310       value = fields->f_reghi8;
1311       break;
1312     case XC16X_OPERAND_REGMEM8 :
1313       value = fields->f_regmem8;
1314       break;
1315     case XC16X_OPERAND_REGOFF8 :
1316       value = fields->f_regoff8;
1317       break;
1318     case XC16X_OPERAND_REL :
1319       value = fields->f_rel8;
1320       break;
1321     case XC16X_OPERAND_RELHI :
1322       value = fields->f_relhi8;
1323       break;
1324     case XC16X_OPERAND_SEG :
1325       value = fields->f_seg8;
1326       break;
1327     case XC16X_OPERAND_SEGHI8 :
1328       value = fields->f_segnum8;
1329       break;
1330     case XC16X_OPERAND_SEGM :
1331       value = 0;
1332       break;
1333     case XC16X_OPERAND_SOF :
1334       value = 0;
1335       break;
1336     case XC16X_OPERAND_SR :
1337       value = fields->f_r2;
1338       break;
1339     case XC16X_OPERAND_SR2 :
1340       value = fields->f_r0;
1341       break;
1342     case XC16X_OPERAND_SRB :
1343       value = fields->f_r2;
1344       break;
1345     case XC16X_OPERAND_SRC1 :
1346       value = fields->f_r1;
1347       break;
1348     case XC16X_OPERAND_SRC2 :
1349       value = fields->f_r2;
1350       break;
1351     case XC16X_OPERAND_SRDIV :
1352       value = fields->f_reg8;
1353       break;
1354     case XC16X_OPERAND_U4 :
1355       value = fields->f_uimm4;
1356       break;
1357     case XC16X_OPERAND_UIMM16 :
1358       value = fields->f_uimm16;
1359       break;
1360     case XC16X_OPERAND_UIMM2 :
1361       value = fields->f_uimm2;
1362       break;
1363     case XC16X_OPERAND_UIMM3 :
1364       value = fields->f_uimm3;
1365       break;
1366     case XC16X_OPERAND_UIMM4 :
1367       value = fields->f_uimm4;
1368       break;
1369     case XC16X_OPERAND_UIMM7 :
1370       value = fields->f_uimm7;
1371       break;
1372     case XC16X_OPERAND_UIMM8 :
1373       value = fields->f_uimm8;
1374       break;
1375     case XC16X_OPERAND_UPAG16 :
1376       value = fields->f_uimm16;
1377       break;
1378     case XC16X_OPERAND_UPOF16 :
1379       value = fields->f_memory;
1380       break;
1381     case XC16X_OPERAND_USEG16 :
1382       value = fields->f_offset16;
1383       break;
1384     case XC16X_OPERAND_USEG8 :
1385       value = fields->f_seg8;
1386       break;
1387     case XC16X_OPERAND_USOF16 :
1388       value = fields->f_offset16;
1389       break;
1390
1391     default :
1392       /* xgettext:c-format */
1393       fprintf (stderr, _("Unrecognized field %d while getting vma operand.\n"),
1394                        opindex);
1395       abort ();
1396   }
1397
1398   return value;
1399 }
1400
1401 void xc16x_cgen_set_int_operand  (CGEN_CPU_DESC, int, CGEN_FIELDS *, int);
1402 void xc16x_cgen_set_vma_operand  (CGEN_CPU_DESC, int, CGEN_FIELDS *, bfd_vma);
1403
1404 /* Stuffing values in cgen_fields is handled by a collection of functions.
1405    They are distinguished by the type of the VALUE argument they accept.
1406    TODO: floating point, inlining support, remove cases where argument type
1407    not appropriate.  */
1408
1409 void
1410 xc16x_cgen_set_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
1411                              int opindex,
1412                              CGEN_FIELDS * fields,
1413                              int value)
1414 {
1415   switch (opindex)
1416     {
1417     case XC16X_OPERAND_REGNAM :
1418       fields->f_reg8 = value;
1419       break;
1420     case XC16X_OPERAND_BIT01 :
1421       fields->f_op_1bit = value;
1422       break;
1423     case XC16X_OPERAND_BIT1 :
1424       fields->f_op_bit1 = value;
1425       break;
1426     case XC16X_OPERAND_BIT2 :
1427       fields->f_op_bit2 = value;
1428       break;
1429     case XC16X_OPERAND_BIT4 :
1430       fields->f_op_bit4 = value;
1431       break;
1432     case XC16X_OPERAND_BIT8 :
1433       fields->f_op_bit8 = value;
1434       break;
1435     case XC16X_OPERAND_BITONE :
1436       fields->f_op_onebit = value;
1437       break;
1438     case XC16X_OPERAND_CADDR :
1439       fields->f_offset16 = value;
1440       break;
1441     case XC16X_OPERAND_COND :
1442       fields->f_condcode = value;
1443       break;
1444     case XC16X_OPERAND_DATA8 :
1445       fields->f_data8 = value;
1446       break;
1447     case XC16X_OPERAND_DATAHI8 :
1448       fields->f_datahi8 = value;
1449       break;
1450     case XC16X_OPERAND_DOT :
1451       break;
1452     case XC16X_OPERAND_DR :
1453       fields->f_r1 = value;
1454       break;
1455     case XC16X_OPERAND_DRB :
1456       fields->f_r1 = value;
1457       break;
1458     case XC16X_OPERAND_DRI :
1459       fields->f_r4 = value;
1460       break;
1461     case XC16X_OPERAND_EXTCOND :
1462       fields->f_extccode = value;
1463       break;
1464     case XC16X_OPERAND_GENREG :
1465       fields->f_regb8 = value;
1466       break;
1467     case XC16X_OPERAND_HASH :
1468       break;
1469     case XC16X_OPERAND_ICOND :
1470       fields->f_icondcode = value;
1471       break;
1472     case XC16X_OPERAND_LBIT2 :
1473       fields->f_op_lbit2 = value;
1474       break;
1475     case XC16X_OPERAND_LBIT4 :
1476       fields->f_op_lbit4 = value;
1477       break;
1478     case XC16X_OPERAND_MASK8 :
1479       fields->f_mask8 = value;
1480       break;
1481     case XC16X_OPERAND_MASKLO8 :
1482       fields->f_datahi8 = value;
1483       break;
1484     case XC16X_OPERAND_MEMGR8 :
1485       fields->f_memgr8 = value;
1486       break;
1487     case XC16X_OPERAND_MEMORY :
1488       fields->f_memory = value;
1489       break;
1490     case XC16X_OPERAND_PAG :
1491       break;
1492     case XC16X_OPERAND_PAGENUM :
1493       fields->f_pagenum = value;
1494       break;
1495     case XC16X_OPERAND_POF :
1496       break;
1497     case XC16X_OPERAND_QBIT :
1498       fields->f_qbit = value;
1499       break;
1500     case XC16X_OPERAND_QHIBIT :
1501       fields->f_qhibit = value;
1502       break;
1503     case XC16X_OPERAND_QLOBIT :
1504       fields->f_qlobit = value;
1505       break;
1506     case XC16X_OPERAND_REG8 :
1507       fields->f_reg8 = value;
1508       break;
1509     case XC16X_OPERAND_REGB8 :
1510       fields->f_regb8 = value;
1511       break;
1512     case XC16X_OPERAND_REGBMEM8 :
1513       fields->f_regmem8 = value;
1514       break;
1515     case XC16X_OPERAND_REGHI8 :
1516       fields->f_reghi8 = value;
1517       break;
1518     case XC16X_OPERAND_REGMEM8 :
1519       fields->f_regmem8 = value;
1520       break;
1521     case XC16X_OPERAND_REGOFF8 :
1522       fields->f_regoff8 = value;
1523       break;
1524     case XC16X_OPERAND_REL :
1525       fields->f_rel8 = value;
1526       break;
1527     case XC16X_OPERAND_RELHI :
1528       fields->f_relhi8 = value;
1529       break;
1530     case XC16X_OPERAND_SEG :
1531       fields->f_seg8 = value;
1532       break;
1533     case XC16X_OPERAND_SEGHI8 :
1534       fields->f_segnum8 = value;
1535       break;
1536     case XC16X_OPERAND_SEGM :
1537       break;
1538     case XC16X_OPERAND_SOF :
1539       break;
1540     case XC16X_OPERAND_SR :
1541       fields->f_r2 = value;
1542       break;
1543     case XC16X_OPERAND_SR2 :
1544       fields->f_r0 = value;
1545       break;
1546     case XC16X_OPERAND_SRB :
1547       fields->f_r2 = value;
1548       break;
1549     case XC16X_OPERAND_SRC1 :
1550       fields->f_r1 = value;
1551       break;
1552     case XC16X_OPERAND_SRC2 :
1553       fields->f_r2 = value;
1554       break;
1555     case XC16X_OPERAND_SRDIV :
1556       fields->f_reg8 = value;
1557       break;
1558     case XC16X_OPERAND_U4 :
1559       fields->f_uimm4 = value;
1560       break;
1561     case XC16X_OPERAND_UIMM16 :
1562       fields->f_uimm16 = value;
1563       break;
1564     case XC16X_OPERAND_UIMM2 :
1565       fields->f_uimm2 = value;
1566       break;
1567     case XC16X_OPERAND_UIMM3 :
1568       fields->f_uimm3 = value;
1569       break;
1570     case XC16X_OPERAND_UIMM4 :
1571       fields->f_uimm4 = value;
1572       break;
1573     case XC16X_OPERAND_UIMM7 :
1574       fields->f_uimm7 = value;
1575       break;
1576     case XC16X_OPERAND_UIMM8 :
1577       fields->f_uimm8 = value;
1578       break;
1579     case XC16X_OPERAND_UPAG16 :
1580       fields->f_uimm16 = value;
1581       break;
1582     case XC16X_OPERAND_UPOF16 :
1583       fields->f_memory = value;
1584       break;
1585     case XC16X_OPERAND_USEG16 :
1586       fields->f_offset16 = value;
1587       break;
1588     case XC16X_OPERAND_USEG8 :
1589       fields->f_seg8 = value;
1590       break;
1591     case XC16X_OPERAND_USOF16 :
1592       fields->f_offset16 = value;
1593       break;
1594
1595     default :
1596       /* xgettext:c-format */
1597       fprintf (stderr, _("Unrecognized field %d while setting int operand.\n"),
1598                        opindex);
1599       abort ();
1600   }
1601 }
1602
1603 void
1604 xc16x_cgen_set_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
1605                              int opindex,
1606                              CGEN_FIELDS * fields,
1607                              bfd_vma value)
1608 {
1609   switch (opindex)
1610     {
1611     case XC16X_OPERAND_REGNAM :
1612       fields->f_reg8 = value;
1613       break;
1614     case XC16X_OPERAND_BIT01 :
1615       fields->f_op_1bit = value;
1616       break;
1617     case XC16X_OPERAND_BIT1 :
1618       fields->f_op_bit1 = value;
1619       break;
1620     case XC16X_OPERAND_BIT2 :
1621       fields->f_op_bit2 = value;
1622       break;
1623     case XC16X_OPERAND_BIT4 :
1624       fields->f_op_bit4 = value;
1625       break;
1626     case XC16X_OPERAND_BIT8 :
1627       fields->f_op_bit8 = value;
1628       break;
1629     case XC16X_OPERAND_BITONE :
1630       fields->f_op_onebit = value;
1631       break;
1632     case XC16X_OPERAND_CADDR :
1633       fields->f_offset16 = value;
1634       break;
1635     case XC16X_OPERAND_COND :
1636       fields->f_condcode = value;
1637       break;
1638     case XC16X_OPERAND_DATA8 :
1639       fields->f_data8 = value;
1640       break;
1641     case XC16X_OPERAND_DATAHI8 :
1642       fields->f_datahi8 = value;
1643       break;
1644     case XC16X_OPERAND_DOT :
1645       break;
1646     case XC16X_OPERAND_DR :
1647       fields->f_r1 = value;
1648       break;
1649     case XC16X_OPERAND_DRB :
1650       fields->f_r1 = value;
1651       break;
1652     case XC16X_OPERAND_DRI :
1653       fields->f_r4 = value;
1654       break;
1655     case XC16X_OPERAND_EXTCOND :
1656       fields->f_extccode = value;
1657       break;
1658     case XC16X_OPERAND_GENREG :
1659       fields->f_regb8 = value;
1660       break;
1661     case XC16X_OPERAND_HASH :
1662       break;
1663     case XC16X_OPERAND_ICOND :
1664       fields->f_icondcode = value;
1665       break;
1666     case XC16X_OPERAND_LBIT2 :
1667       fields->f_op_lbit2 = value;
1668       break;
1669     case XC16X_OPERAND_LBIT4 :
1670       fields->f_op_lbit4 = value;
1671       break;
1672     case XC16X_OPERAND_MASK8 :
1673       fields->f_mask8 = value;
1674       break;
1675     case XC16X_OPERAND_MASKLO8 :
1676       fields->f_datahi8 = value;
1677       break;
1678     case XC16X_OPERAND_MEMGR8 :
1679       fields->f_memgr8 = value;
1680       break;
1681     case XC16X_OPERAND_MEMORY :
1682       fields->f_memory = value;
1683       break;
1684     case XC16X_OPERAND_PAG :
1685       break;
1686     case XC16X_OPERAND_PAGENUM :
1687       fields->f_pagenum = value;
1688       break;
1689     case XC16X_OPERAND_POF :
1690       break;
1691     case XC16X_OPERAND_QBIT :
1692       fields->f_qbit = value;
1693       break;
1694     case XC16X_OPERAND_QHIBIT :
1695       fields->f_qhibit = value;
1696       break;
1697     case XC16X_OPERAND_QLOBIT :
1698       fields->f_qlobit = value;
1699       break;
1700     case XC16X_OPERAND_REG8 :
1701       fields->f_reg8 = value;
1702       break;
1703     case XC16X_OPERAND_REGB8 :
1704       fields->f_regb8 = value;
1705       break;
1706     case XC16X_OPERAND_REGBMEM8 :
1707       fields->f_regmem8 = value;
1708       break;
1709     case XC16X_OPERAND_REGHI8 :
1710       fields->f_reghi8 = value;
1711       break;
1712     case XC16X_OPERAND_REGMEM8 :
1713       fields->f_regmem8 = value;
1714       break;
1715     case XC16X_OPERAND_REGOFF8 :
1716       fields->f_regoff8 = value;
1717       break;
1718     case XC16X_OPERAND_REL :
1719       fields->f_rel8 = value;
1720       break;
1721     case XC16X_OPERAND_RELHI :
1722       fields->f_relhi8 = value;
1723       break;
1724     case XC16X_OPERAND_SEG :
1725       fields->f_seg8 = value;
1726       break;
1727     case XC16X_OPERAND_SEGHI8 :
1728       fields->f_segnum8 = value;
1729       break;
1730     case XC16X_OPERAND_SEGM :
1731       break;
1732     case XC16X_OPERAND_SOF :
1733       break;
1734     case XC16X_OPERAND_SR :
1735       fields->f_r2 = value;
1736       break;
1737     case XC16X_OPERAND_SR2 :
1738       fields->f_r0 = value;
1739       break;
1740     case XC16X_OPERAND_SRB :
1741       fields->f_r2 = value;
1742       break;
1743     case XC16X_OPERAND_SRC1 :
1744       fields->f_r1 = value;
1745       break;
1746     case XC16X_OPERAND_SRC2 :
1747       fields->f_r2 = value;
1748       break;
1749     case XC16X_OPERAND_SRDIV :
1750       fields->f_reg8 = value;
1751       break;
1752     case XC16X_OPERAND_U4 :
1753       fields->f_uimm4 = value;
1754       break;
1755     case XC16X_OPERAND_UIMM16 :
1756       fields->f_uimm16 = value;
1757       break;
1758     case XC16X_OPERAND_UIMM2 :
1759       fields->f_uimm2 = value;
1760       break;
1761     case XC16X_OPERAND_UIMM3 :
1762       fields->f_uimm3 = value;
1763       break;
1764     case XC16X_OPERAND_UIMM4 :
1765       fields->f_uimm4 = value;
1766       break;
1767     case XC16X_OPERAND_UIMM7 :
1768       fields->f_uimm7 = value;
1769       break;
1770     case XC16X_OPERAND_UIMM8 :
1771       fields->f_uimm8 = value;
1772       break;
1773     case XC16X_OPERAND_UPAG16 :
1774       fields->f_uimm16 = value;
1775       break;
1776     case XC16X_OPERAND_UPOF16 :
1777       fields->f_memory = value;
1778       break;
1779     case XC16X_OPERAND_USEG16 :
1780       fields->f_offset16 = value;
1781       break;
1782     case XC16X_OPERAND_USEG8 :
1783       fields->f_seg8 = value;
1784       break;
1785     case XC16X_OPERAND_USOF16 :
1786       fields->f_offset16 = value;
1787       break;
1788
1789     default :
1790       /* xgettext:c-format */
1791       fprintf (stderr, _("Unrecognized field %d while setting vma operand.\n"),
1792                        opindex);
1793       abort ();
1794   }
1795 }
1796
1797 /* Function to call before using the instruction builder tables.  */
1798
1799 void
1800 xc16x_cgen_init_ibld_table (CGEN_CPU_DESC cd)
1801 {
1802   cd->insert_handlers = & xc16x_cgen_insert_handlers[0];
1803   cd->extract_handlers = & xc16x_cgen_extract_handlers[0];
1804
1805   cd->insert_operand = xc16x_cgen_insert_operand;
1806   cd->extract_operand = xc16x_cgen_extract_operand;
1807
1808   cd->get_int_operand = xc16x_cgen_get_int_operand;
1809   cd->set_int_operand = xc16x_cgen_set_int_operand;
1810   cd->get_vma_operand = xc16x_cgen_get_vma_operand;
1811   cd->set_vma_operand = xc16x_cgen_set_vma_operand;
1812 }