gas/config/tc-or32.c

   1 /* Assembly backend for the OpenRISC 1000.
   2    Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
   3    Contributed by Damjan Lampret <lampret@opencores.org>.
   4    Modified bu Johan Rydberg, <johan.rydberg@netinsight.se>.
   5    Based upon a29k port.
   6
   7    This file is part of GAS, the GNU Assembler.
   8
   9    GAS is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2, or (at your option)
  12    any later version.
  13
  14    GAS is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with GAS; see the file COPYING.  If not, write to
  21    the Free Software Foundation, 59 Temple Place - Suite 330,
  22    Boston, MA 02111-1307, USA.  */
  23
  24 /* tc-a29k.c used as a template.  */
  25
  26 #include "safe-ctype.h"
  27 #include "as.h"
  28 #include "opcode/or32.h"
  29
  30 #ifdef BFD_ASSEMBLER
  31 #include "elf/or32.h"
  32 #endif
  33
  34 #define DEBUG 0
  35
  36 #ifndef REGISTER_PREFIX
  37 #define REGISTER_PREFIX   '%'
  38 #endif
  39
  40 /* Make it easier to clone this machine desc into another one.  */
  41 #define machine_opcode  or32_opcode
  42 #define machine_opcodes or32_opcodes
  43 #define machine_ip      or32_ip
  44 #define machine_it      or32_it
  45
  46 /* Handle of the OPCODE hash table.  */
  47 static struct hash_control *op_hash = NULL;
  48
  49 struct machine_it
  50 {
  51   char *          error;
  52   unsigned long   opcode;
  53   struct nlist *  nlistp;
  54   expressionS     exp;
  55   int             pcrel;
  56   int             reloc_offset;   /* Offset of reloc within insn.  */
  57   int             reloc;
  58 }
  59 the_insn;
  60
  61 const pseudo_typeS md_pseudo_table[] =
  62 {
  63   {"align",   s_align_bytes,  4 },
  64   {"space",   s_space,        0 },
  65   {"cputype", s_ignore,       0 },
  66   {"reg",     s_lsym,         0 },  /* Register equate, same as equ.  */
  67   {"sect",    s_ignore,       0 },  /* Creation of coff sections.  */
  68   {"proc",    s_ignore,       0 },  /* Start of a function.  */
  69   {"endproc", s_ignore,       0 },  /* Function end.  */
  70   {"word",    cons,           4 },
  71   {NULL,      0,              0 },
  72 };
  73
  74 int md_short_jump_size  = 4;
  75 int md_long_jump_size   = 4;
  76
  77 #if defined(BFD_HEADERS)
  78 #ifdef RELSZ
  79 const int md_reloc_size = RELSZ;  /* Coff headers.  */
  80 #else
  81 const int md_reloc_size = 12;   /* Something else headers.  */
  82 #endif
  83 #else
  84 const int md_reloc_size = 12;   /* Not bfdized.  */
  85 #endif
  86
  87 /* This array holds the chars that always start a comment.
  88    If the pre-processor is disabled, these aren't very useful.  */
  89 const char comment_chars[] = "#";
  90
  91 /* This array holds the chars that only start a comment at the beginning of
  92    a line.  If the line seems to have the form '# 123 filename'
  93    .line and .file directives will appear in the pre-processed output.  */
  94 /* Note that input_file.c hand checks for '#' at the beginning of the
  95    first line of the input file.  This is because the compiler outputs
  96    #NO_APP at the beginning of its output.  */
  97 /* Also note that comments like this one will always work.  */
  98 const char line_comment_chars[] = "#";
  99
 100 /* We needed an unused char for line separation to work around the
 101    lack of macros, using sed and such.  */
 102 const char line_separator_chars[] = ";";
 103
 104 /* Chars that can be used to separate mant from exp in floating point nums.  */
 105 const char EXP_CHARS[] = "eE";
 106
 107 /* Chars that mean this number is a floating point constant.
 108    As in 0f12.456
 109    or    0d1.2345e12.  */
 110 const char FLT_CHARS[] = "rRsSfFdDxXpP";
 111
 112 /* "l.jalr r9" precalculated opcode.  */
 113 static unsigned long jalr_r9_opcode;
 114
 115 static void machine_ip (char *);
 116
 117
 118 /* Set bits in machine opcode according to insn->encoding
 119    description and passed operand.  */
 120
 121 static void
 122 encode (const struct machine_opcode *insn,
 123         unsigned long *opcode,
 124         signed long param_val,
 125         char param_ch)
 126 {
 127   int opc_pos = 0;
 128   int param_pos = 0;
 129   char *enc;
 130
 131 #if DEBUG
 132   printf ("    encode:  opcode=%.8lx  param_val=%.8lx abs=%.8lx param_ch=%c\n",
 133           *opcode, param_val, abs (param_val), param_ch);
 134 #endif
 135   for (enc = insn->encoding; *enc != '\0'; enc++)
 136     if (*enc == param_ch)
 137       {
 138         if (enc - 2 >= insn->encoding && (*(enc - 2) == '0') && (*(enc - 1) == 'x'))
 139           continue;
 140         else
 141           param_pos ++;
 142       }
 143
 144   opc_pos = 32;
 145
 146   for (enc = insn->encoding; *enc != '\0';)
 147     {
 148       if ((*enc == '0') && (*(enc + 1) == 'x'))
 149         {
 150           int tmp = strtol (enc, NULL, 16);
 151
 152           opc_pos -= 4;
 153           *opcode |= tmp << opc_pos;
 154           enc += 3;
 155         }
 156       else if ((*enc == '0') || (*enc == '-'))
 157         {
 158           opc_pos--;
 159           enc++;
 160         }
 161       else if (*enc == '1')
 162         {
 163           opc_pos--;
 164           *opcode |= 1 << opc_pos;
 165           enc++;
 166         }
 167       else if (*enc == param_ch)
 168         {
 169           opc_pos--;
 170           param_pos--;
 171           *opcode |= ((param_val >> param_pos) & 0x1) << opc_pos;
 172           enc++;
 173         }
 174       else if (ISALPHA (*enc))
 175         {
 176           opc_pos--;
 177           enc++;
 178         }
 179       else
 180         enc++;
 181     }
 182
 183 #if DEBUG
 184   printf ("    opcode=%.8lx\n", *opcode);
 185 #endif
 186 }
 187
 188 /* This function is called once, at assembler startup time.  It should
 189    set up all the tables, etc., that the MD part of the assembler will
 190    need.  */
 191
 192 void
 193 md_begin (void)
 194 {
 195   const char *retval = NULL;
 196   int lose = 0;
 197   int skipnext = 0;
 198   unsigned int i;
 199
 200   /* Hash up all the opcodes for fast use later.  */
 201   op_hash = hash_new ();
 202
 203   for (i = 0; i < or32_num_opcodes; i++)
 204     {
 205       const char *name = machine_opcodes[i].name;
 206
 207       if (skipnext)
 208         {
 209           skipnext = 0;
 210           continue;
 211         }
 212
 213       retval = hash_insert (op_hash, name, (void *) &machine_opcodes[i]);
 214       if (retval != NULL)
 215         {
 216           fprintf (stderr, "internal error: can't hash `%s': %s\n",
 217                    machine_opcodes[i].name, retval);
 218           lose = 1;
 219         }
 220     }
 221
 222   if (lose)
 223     as_fatal (_("Broken assembler.  No assembly attempted."));
 224
 225   encode (&machine_opcodes[insn_index ("l.jalr")], &jalr_r9_opcode, 9, 'B');
 226 }
 227
 228 /* Returns non zero if instruction is to be used.  */
 229
 230 static int
 231 check_invalid_opcode (unsigned long opcode)
 232 {
 233   return opcode == jalr_r9_opcode;
 234 }
 235
 236 /* Assemble a single instruction.  Its label has already been handled
 237    by the generic front end.  We just parse opcode and operands, and
 238    produce the bytes of data and relocation.  */
 239
 240 void
 241 md_assemble (char *str)
 242 {
 243   char *toP;
 244
 245 #if DEBUG
 246   printf ("NEW INSTRUCTION\n");
 247 #endif
 248
 249   know (str);
 250   machine_ip (str);
 251   toP = frag_more (4);
 252
 253   /* Put out the opcode.  */
 254   md_number_to_chars (toP, the_insn.opcode, 4);
 255
 256   /* Put out the symbol-dependent stuff.  */
 257 #ifdef BFD_ASSEMBLER
 258   if (the_insn.reloc != BFD_RELOC_NONE)
 259 #else
 260   if (the_insn.reloc != NO_RELOC)
 261 #endif
 262     {
 263       fix_new_exp (frag_now,
 264                    (toP - frag_now->fr_literal + the_insn.reloc_offset),
 265                    4,   /* size */
 266                    &the_insn.exp,
 267                    the_insn.pcrel,
 268                    the_insn.reloc);
 269     }
 270 }
 271
 272 /* This is true of the we have issued a "lo(" or "hi"(.  */
 273 static int waiting_for_shift = 0;
 274
 275 static int mask_or_shift = 0;
 276
 277 #ifdef BFD_ASSEMBLER
 278 static char *
 279 parse_operand (char *s, expressionS *operandp, int opt)
 280 {
 281   char *save = input_line_pointer;
 282   char *new;
 283
 284 #if DEBUG
 285   printf ("  PROCESS NEW OPERAND(%s) == %c (%d)\n", s, opt ? opt : '!', opt);
 286 #endif
 287
 288   input_line_pointer = s;
 289
 290   if (strncasecmp (s, "HI(", 3) == 0)
 291     {
 292       waiting_for_shift = 1;
 293       mask_or_shift = BFD_RELOC_HI16;
 294
 295       input_line_pointer += 3;
 296     }
 297   else if (strncasecmp (s, "LO(", 3) == 0)
 298     {
 299       mask_or_shift = BFD_RELOC_LO16;
 300
 301       input_line_pointer += 3;
 302     }
 303   else
 304     mask_or_shift = 0;
 305
 306   if ((*s == '(') && (*(s+1) == 'r'))
 307     s++;
 308
 309   if ((*s == 'r') && ISDIGIT (*(s + 1)))
 310     {
 311       operandp->X_add_number = strtol (s + 1, NULL, 10);
 312       operandp->X_op = O_register;
 313       for (; (*s != ',') && (*s != '\0');)
 314         s++;
 315       input_line_pointer = save;
 316       return s;
 317     }
 318
 319   expression (operandp);
 320
 321   if (operandp->X_op == O_absent)
 322     {
 323       if (! opt)
 324         as_bad (_("missing operand"));
 325       else
 326         {
 327           operandp->X_add_number = 0;
 328           operandp->X_op = O_constant;
 329         }
 330     }
 331
 332   new = input_line_pointer;
 333   input_line_pointer = save;
 334
 335 #if DEBUG
 336   printf ("  %s=parse_operand(%s): operandp->X_op = %u\n", new, s, operandp->X_op);
 337 #endif
 338
 339   return new;
 340 }
 341 #else
 342
 343 static char *
 344 parse_operand (char *s, expressionS *operandp, int opt)
 345 {
 346   char *save = input_line_pointer;
 347   char *new;
 348
 349 #if DEBUG
 350   printf ("  PROCESS NEW OPERAND(%s) == %c (%d)\n", s, opt ? opt : '!', opt);
 351 #endif
 352
 353   input_line_pointer = s;
 354
 355   if (strncasecmp (s, "HI(", 3) == 0)
 356     {
 357       waiting_for_shift = 1;
 358       mask_or_shift = RELOC_CONSTH;
 359
 360       input_line_pointer += 3;
 361     }
 362   else if (strncasecmp (s, "LO(", 3) == 0)
 363     {
 364       mask_or_shift = RELOC_CONST;
 365
 366       input_line_pointer += 3;
 367     }
 368   else
 369     mask_or_shift = 0;
 370
 371   expression (operandp);
 372
 373   if (operandp->X_op == O_absent)
 374     {
 375       if (! opt)
 376         as_bad (_("missing operand"));
 377       else
 378         {
 379           operandp->X_add_number = 0;
 380           operandp->X_op = O_constant;
 381         }
 382     }
 383
 384   new = input_line_pointer;
 385   input_line_pointer = save;
 386
 387   if ((operandp->X_op == O_symbol) && (*s != '_'))
 388     {
 389 #if DEBUG
 390       printf ("symbol: '%s'\n", save);
 391 #endif
 392
 393       for (save = s; s < new; s++)
 394         if ((*s == REGISTER_PREFIX) && (*(s + 1) == 'r')) /* Register prefix.  */
 395           s++;
 396
 397         if ((*s == 'r') && ISDIGIT (*(s + 1)))
 398           {
 399             operandp->X_add_number = strtol (s + 1, NULL, 10);
 400             operandp->X_op = O_register;
 401           }
 402       s = save;
 403     }
 404
 405 #if DEBUG
 406   printf ("  %s=parse_operand(%s): operandp->X_op = %u\n", new, s, operandp->X_op);
 407 #endif
 408
 409   return new;
 410 }
 411 #endif
 412
 413 /* Instruction parsing.  Takes a string containing the opcode.
 414    Operands are at input_line_pointer.  Output is in the_insn.
 415    Warnings or errors are generated.  */
 416
 417 #ifdef BFD_ASSEMBLER
 418 static void
 419 machine_ip (char *str)
 420 {
 421   char *s;
 422   const char *args;
 423   const struct machine_opcode *insn;
 424   char *argsStart;
 425   unsigned long opcode;
 426   expressionS the_operand;
 427   expressionS *operand = &the_operand;
 428   unsigned int regno;
 429   int reloc = BFD_RELOC_NONE;
 430
 431 #if DEBUG
 432   printf ("machine_ip(%s)\n", str);
 433 #endif
 434
 435   s = str;
 436   for (; ISALNUM (*s) || *s == '.'; ++s)
 437     if (ISUPPER (*s))
 438       *s = TOLOWER (*s);
 439
 440   switch (*s)
 441     {
 442     case '\0':
 443       break;
 444
 445     case ' ':     /* FIXME-SOMEDAY more whitespace.  */
 446       *s++ = '\0';
 447       break;
 448
 449     default:
 450       as_bad (_("unknown opcode1: `%s'"), str);
 451       return;
 452     }
 453
 454   if ((insn = (struct machine_opcode *) hash_find (op_hash, str)) == NULL)
 455     {
 456       as_bad (_("unknown opcode2 `%s'."), str);
 457       return;
 458     }
 459
 460   argsStart = s;
 461   opcode = 0;
 462   memset (&the_insn, '\0', sizeof (the_insn));
 463   the_insn.reloc = BFD_RELOC_NONE;
 464
 465   reloc = BFD_RELOC_NONE;
 466
 467   /* Build the opcode, checking as we go to make sure that the
 468      operands match.
 469
 470      If an operand matches, we modify the_insn or opcode appropriately,
 471      and do a "continue".  If an operand fails to match, we "break".  */
 472   if (insn->args[0] != '\0')
 473     /* Prime the pump.  */
 474     s = parse_operand (s, operand, insn->args[0] == 'I');
 475
 476   for (args = insn->args;; ++args)
 477     {
 478 #if DEBUG
 479       printf ("  args = %s\n", args);
 480 #endif
 481       switch (*args)
 482         {
 483         case '\0':    /* End of args.  */
 484           /* We have have 0 args, do the bazoooka!  */
 485           if (args == insn->args)
 486             encode (insn, &opcode, 0, 0);
 487
 488           if (*s == '\0')
 489             {
 490               /* We are truly done.  */
 491               the_insn.opcode = opcode;
 492               if (check_invalid_opcode (opcode))
 493                 as_bad (_("instruction not allowed: %s"), str);
 494               return;
 495             }
 496           as_bad (_("too many operands: %s"), s);
 497           break;
 498
 499         case ',':   /* Must match a comma.  */
 500           if (*s++ == ',')
 501             {
 502               reloc = BFD_RELOC_NONE;
 503
 504               /* Parse next operand.  */
 505               s = parse_operand (s, operand, args[1] == 'I');
 506 #if DEBUG
 507               printf ("    ',' case: operand->X_add_number = %d, *args = %s, *s = %s\n",
 508                       operand->X_add_number, args, s);
 509 #endif
 510               continue;
 511             }
 512           break;
 513
 514         case '(':   /* Must match a (.  */
 515           s = parse_operand (s, operand, args[1] == 'I');
 516           continue;
 517
 518         case ')':   /* Must match a ).  */
 519           continue;
 520
 521         case 'r':   /* A general register.  */
 522           args++;
 523
 524           if (operand->X_op != O_register)
 525             break;    /* Only registers.  */
 526
 527           know (operand->X_add_symbol == 0);
 528           know (operand->X_op_symbol == 0);
 529           regno = operand->X_add_number;
 530           encode (insn, &opcode, regno, *args);
 531 #if DEBUG
 532           printf ("    r: operand->X_op = %d\n", operand->X_op);
 533 #endif
 534           continue;
 535
 536         default:
 537           /* if (! ISALPHA (*args))
 538                break;  */   /* Only immediate values.  */
 539
 540           if (mask_or_shift)
 541             {
 542 #if DEBUG
 543               printf ("mask_or_shift = %d\n", mask_or_shift);
 544 #endif
 545               reloc = mask_or_shift;
 546             }
 547           mask_or_shift = 0;
 548
 549           if (strncasecmp (args, "LO(", 3) == 0)
 550             {
 551 #if DEBUG
 552               printf ("reloc_const\n");
 553 #endif
 554               reloc = BFD_RELOC_LO16;
 555             }
 556           else if (strncasecmp (args, "HI(", 3) == 0)
 557             {
 558 #if DEBUG
 559               printf ("reloc_consth\n");
 560 #endif
 561               reloc = BFD_RELOC_HI16;
 562             }
 563
 564           if (*s == '(')
 565             operand->X_op = O_constant;
 566           else if (*s == ')')
 567             s += 1;
 568 #if DEBUG
 569           printf ("    default case: operand->X_add_number = %d, *args = %s, *s = %s\n", operand->X_add_number, args, s);
 570 #endif
 571           if (operand->X_op == O_constant)
 572             {
 573               if (reloc == BFD_RELOC_NONE)
 574                 {
 575                   bfd_vma v, mask;
 576
 577                   mask = 0x3ffffff;
 578                   v = abs (operand->X_add_number) & ~ mask;
 579                   if (v)
 580                     as_bad (_("call/jmp target out of range (1)"));
 581                 }
 582
 583               if (reloc == BFD_RELOC_HI16)
 584                 operand->X_add_number = ((operand->X_add_number >> 16) & 0xffff);
 585
 586               the_insn.pcrel = 0;
 587               encode (insn, &opcode, operand->X_add_number, *args);
 588  /*             the_insn.reloc = BFD_RELOC_NONE; */
 589               continue;
 590             }
 591
 592           if (reloc == BFD_RELOC_NONE)
 593             the_insn.reloc = BFD_RELOC_32_GOT_PCREL;
 594           else
 595             the_insn.reloc = reloc;
 596
 597           /* the_insn.reloc = insn->reloc;  */
 598 #if DEBUG
 599           printf ("    reloc sym=%d\n", the_insn.reloc);
 600           printf ("    BFD_RELOC_NONE=%d\n", BFD_RELOC_NONE);
 601 #endif
 602           the_insn.exp = *operand;
 603
 604           /*  the_insn.reloc_offset = 1;  */
 605           the_insn.pcrel = 1; /* Assume PC-relative jump.  */
 606
 607           /* FIXME-SOON, Do we figure out whether abs later, after
 608              know sym val?  */
 609           if (reloc == BFD_RELOC_LO16 || reloc == BFD_RELOC_HI16)
 610             the_insn.pcrel = 0;
 611
 612           encode (insn, &opcode, operand->X_add_number, *args);
 613           continue;
 614         }
 615
 616       /* Types or values of args don't match.  */
 617       as_bad (_("invalid operands"));
 618       return;
 619     }
 620 }
 621
 622 #else
 623
 624 static void
 625 machine_ip (char *str)
 626 {
 627   char *s;
 628   const char *args;
 629   const struct machine_opcode *insn;
 630   char *argsStart;
 631   unsigned long opcode;
 632   expressionS the_operand;
 633   expressionS *operand = &the_operand;
 634   unsigned int regno;
 635   int reloc = NO_RELOC;
 636
 637 #if DEBUG
 638   printf ("machine_ip(%s)\n", str);
 639 #endif
 640
 641   s = str;
 642   for (; ISALNUM (*s) || *s == '.'; ++s)
 643     if (ISUPPER (*s))
 644       *s = TOLOWER (*s);
 645
 646   switch (*s)
 647     {
 648     case '\0':
 649       break;
 650
 651     case ' ':     /* FIXME-SOMEDAY more whitespace.  */
 652       *s++ = '\0';
 653       break;
 654
 655     default:
 656       as_bad (_("unknown opcode1: `%s'"), str);
 657       return;
 658     }
 659
 660   if ((insn = (struct machine_opcode *) hash_find (op_hash, str)) == NULL)
 661     {
 662       as_bad (_("unknown opcode2 `%s'."), str);
 663       return;
 664     }
 665
 666   argsStart = s;
 667   opcode = 0;
 668   memset (&the_insn, '\0', sizeof (the_insn));
 669   the_insn.reloc = NO_RELOC;
 670
 671   reloc = NO_RELOC;
 672
 673   /* Build the opcode, checking as we go to make sure that the
 674      operands match.
 675
 676      If an operand matches, we modify the_insn or opcode appropriately,
 677      and do a "continue".  If an operand fails to match, we "break".  */
 678   if (insn->args[0] != '\0')
 679     /* Prime the pump.  */
 680     s = parse_operand (s, operand,
 681                        insn->args[0] == 'I'
 682                        || strcmp (insn->name, "l.nop") == 0);
 683
 684   for (args = insn->args;; ++args)
 685     {
 686 #if DEBUG
 687       printf ("  args = %s\n", args);
 688 #endif
 689       switch (*args)
 690         {
 691         case '\0':    /* End of args.  */
 692           /* We have have 0 args, do the bazoooka!  */
 693           if (args == insn->args)
 694             encode (insn, &opcode, 0, 0);
 695
 696           if (*s == '\0')
 697             {
 698               /* We are truly done.  */
 699               the_insn.opcode = opcode;
 700               if (check_invalid_opcode (opcode))
 701                 as_bad (_("instruction not allowed: %s"), str);
 702               return;
 703             }
 704           as_bad (_("too many operands: %s"), s);
 705           break;
 706
 707         case ',':   /* Must match a comma.  */
 708           if (*s++ == ',')
 709             {
 710               reloc = NO_RELOC;
 711
 712               /* Parse next operand.  */
 713               s = parse_operand (s, operand, args[1] == 'I');
 714 #if DEBUG
 715               printf ("    ',' case: operand->X_add_number = %d, *args = %s, *s = %s\n",
 716                       operand->X_add_number, args, s);
 717 #endif
 718               continue;
 719             }
 720           break;
 721
 722         case '(':   /* Must match a (.  */
 723           s = parse_operand (s, operand, args[1] == 'I');
 724           continue;
 725
 726         case ')':   /* Must match a ).  */
 727           continue;
 728
 729         case 'r':   /* A general register.  */
 730           args++;
 731
 732           if (operand->X_op != O_register)
 733             break;    /* Only registers.  */
 734
 735           know (operand->X_add_symbol == 0);
 736           know (operand->X_op_symbol == 0);
 737           regno = operand->X_add_number;
 738           encode (insn, &opcode, regno, *args);
 739 #if DEBUG
 740           printf ("    r: operand->X_op = %d\n", operand->X_op);
 741 #endif
 742           continue;
 743
 744         default:
 745           /* if (! ISALPHA (*args))
 746                break;  */   /* Only immediate values.  */
 747
 748           if (mask_or_shift)
 749             {
 750 #if DEBUG
 751               printf ("mask_or_shift = %d\n", mask_or_shift);
 752 #endif
 753               reloc = mask_or_shift;
 754             }
 755           mask_or_shift = 0;
 756
 757           if (strncasecmp (args, "LO(", 3) == 0)
 758             {
 759 #if DEBUG
 760               printf ("reloc_const\n");
 761 #endif
 762               reloc = RELOC_CONST;
 763             }
 764           else if (strncasecmp (args, "HI(", 3) == 0)
 765             {
 766 #if DEBUG
 767               printf ("reloc_consth\n");
 768 #endif
 769               reloc = RELOC_CONSTH;
 770             }
 771
 772           if (*s == '(')
 773             operand->X_op = O_constant;
 774           else if (*s == ')')
 775             s += 1;
 776 #if DEBUG
 777           printf ("    default case: operand->X_add_number = %d, *args = %s, *s = %s\n",
 778                   operand->X_add_number, args, s);
 779 #endif
 780           if (operand->X_op == O_constant)
 781             {
 782               if (reloc == NO_RELOC)
 783                 {
 784                   unsigned long v, mask;
 785
 786                   mask = 0x3ffffff;
 787                   v = abs (operand->X_add_number) & ~ mask;
 788                   if (v)
 789                     as_bad (_("call/jmp target out of range (1)"));
 790                 }
 791
 792               if (reloc == RELOC_CONSTH)
 793                 operand->X_add_number = ((operand->X_add_number>>16) & 0xffff);
 794
 795               the_insn.pcrel = 0;
 796               encode (insn, &opcode, operand->X_add_number, *args);
 797               /* the_insn.reloc = NO_RELOC; */
 798               continue;
 799             }
 800
 801           if (reloc == NO_RELOC)
 802             the_insn.reloc = RELOC_JUMPTARG;
 803           else
 804             the_insn.reloc = reloc;
 805 #if DEBUG
 806           printf ("    reloc sym=%d\n", the_insn.reloc);
 807           printf ("    NO_RELOC=%d\n", NO_RELOC);
 808 #endif
 809           the_insn.exp = *operand;
 810
 811           /*  the_insn.reloc_offset = 1;  */
 812           the_insn.pcrel = 1; /* Assume PC-relative jump.  */
 813
 814           /* FIXME-SOON, Do we figure out whether abs later, after
 815              know sym val?  */
 816           if (reloc == RELOC_CONST || reloc == RELOC_CONSTH)
 817             the_insn.pcrel = 0;
 818
 819           encode (insn, &opcode, operand->X_add_number, *args);
 820           continue;
 821         }
 822
 823       /* Types or values of args don't match.  */
 824       as_bad (_("invalid operands"));
 825       return;
 826     }
 827 }
 828 #endif
 829
 830 /* This is identical to the md_atof in m68k.c.  I think this is right,
 831    but I'm not sure.
 832
 833    Turn a string in input_line_pointer into a floating point constant
 834    of type type, and store the appropriate bytes in *litP.  The number
 835    of LITTLENUMS emitted is stored in *sizeP .  An error message is
 836    returned, or NULL on OK.  */
 837
 838 /* Equal to MAX_PRECISION in atof-ieee.c.  */
 839 #define MAX_LITTLENUMS 6
 840
 841 char *
 842 md_atof (int type, char * litP, int *  sizeP)
 843 {
 844   int prec;
 845   LITTLENUM_TYPE words[MAX_LITTLENUMS];
 846   LITTLENUM_TYPE *wordP;
 847   char *t;
 848
 849   switch (type)
 850     {
 851     case 'f':
 852     case 'F':
 853     case 's':
 854     case 'S':
 855       prec = 2;
 856       break;
 857
 858     case 'd':
 859     case 'D':
 860     case 'r':
 861     case 'R':
 862       prec = 4;
 863       break;
 864
 865     case 'x':
 866     case 'X':
 867       prec = 6;
 868       break;
 869
 870     case 'p':
 871     case 'P':
 872       prec = 6;
 873       break;
 874
 875     default:
 876       *sizeP = 0;
 877       return _("Bad call to MD_ATOF()");
 878     }
 879
 880   t = atof_ieee (input_line_pointer, type, words);
 881   if (t)
 882     input_line_pointer = t;
 883
 884   *sizeP = prec * sizeof (LITTLENUM_TYPE);
 885
 886   for (wordP = words; prec--;)
 887     {
 888       md_number_to_chars (litP, (valueT) (*wordP++), sizeof (LITTLENUM_TYPE));
 889       litP += sizeof (LITTLENUM_TYPE);
 890     }
 891
 892   return NULL;
 893 }
 894
 895 /* Write out big-endian.  */
 896
 897 void
 898 md_number_to_chars (char *buf, valueT val, int n)
 899 {
 900   number_to_chars_bigendian (buf, val, n);
 901 }
 902
 903 #ifdef BFD_ASSEMBLER
 904 void
 905 md_apply_fix3 (fixS * fixP, valueT * val, segT seg ATTRIBUTE_UNUSED)
 906 {
 907   char *buf = fixP->fx_where + fixP->fx_frag->fr_literal;
 908   long t_val;
 909
 910   t_val = (long) *val;
 911
 912 #if DEBUG
 913   printf ("md_apply_fix val:%x\n", t_val);
 914 #endif
 915
 916   fixP->fx_addnumber = t_val; /* Remember value for emit_reloc.  */
 917
 918   know (fixP->fx_size == 4);
 919   know (fixP->fx_r_type < BFD_RELOC_NONE);
 920
 921   switch (fixP->fx_r_type)
 922     {
 923     case BFD_RELOC_32:      /* XXXXXXXX pattern in a word.  */
 924 #if DEBUG
 925       printf ("reloc_const: val=%x\n", t_val);
 926 #endif
 927       buf[0] = t_val >> 24;
 928       buf[1] = t_val >> 16;
 929       buf[2] = t_val >> 8;
 930       buf[3] = t_val;
 931       break;
 932
 933     case BFD_RELOC_16:      /* XXXX0000 pattern in a word.  */
 934 #if DEBUG
 935       printf ("reloc_const: val=%x\n", t_val);
 936 #endif
 937       buf[0] = t_val >> 8;
 938       buf[1] = t_val;
 939       break;
 940
 941     case BFD_RELOC_8:      /* XX000000 pattern in a word.  */
 942 #if DEBUG
 943       printf ("reloc_const: val=%x\n", t_val);
 944 #endif
 945       buf[0] = t_val;
 946       break;
 947
 948     case BFD_RELOC_LO16:      /* 0000XXXX pattern in a word.  */
 949 #if DEBUG
 950       printf ("reloc_const: val=%x\n", t_val);
 951 #endif
 952       buf[2] = t_val >> 8;  /* Holds bits 0000XXXX.  */
 953       buf[3] = t_val;
 954       break;
 955
 956     case BFD_RELOC_HI16:    /* 0000XXXX pattern in a word.  */
 957 #if DEBUG
 958       printf ("reloc_consth: val=%x\n", t_val);
 959 #endif
 960       buf[2] = t_val >> 24; /* Holds bits XXXX0000.  */
 961       buf[3] = t_val >> 16;
 962       break;
 963
 964     case BFD_RELOC_32_GOT_PCREL:  /* 0000XXXX pattern in a word.  */
 965       if (!fixP->fx_done)
 966         ;
 967       else if (fixP->fx_pcrel)
 968         {
 969           long v = t_val >> 28;
 970
 971           if (v != 0 && v != -1)
 972             as_bad_where (fixP->fx_file, fixP->fx_line,
 973                           _("call/jmp target out of range (2)"));
 974         }
 975       else
 976         /* This case was supposed to be handled in machine_ip.  */
 977         abort ();
 978
 979       buf[0] |= (t_val >> 26) & 0x03; /* Holds bits 0FFFFFFC of address.  */
 980       buf[1] = t_val >> 18;
 981       buf[2] = t_val >> 10;
 982       buf[3] = t_val >> 2;
 983       break;
 984
 985     case BFD_RELOC_VTABLE_INHERIT:
 986     case BFD_RELOC_VTABLE_ENTRY:
 987       fixP->fx_done = 0;
 988       break;
 989
 990     case BFD_RELOC_NONE:
 991     default:
 992       as_bad (_("bad relocation type: 0x%02x"), fixP->fx_r_type);
 993       break;
 994     }
 995
 996   if (fixP->fx_addsy == (symbolS *) NULL)
 997     fixP->fx_done = 1;
 998 }
 999 #else
1000 void
1001 md_apply_fix3 (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
1002 {
1003   long val = *valP;
1004   char *buf = fixP->fx_where + fixP->fx_frag->fr_literal;
1005
1006 #if DEBUG
1007   printf ("md_apply_fix val:%x\n", val);
1008 #endif
1009
1010   fixP->fx_addnumber = val; /* Remember value for emit_reloc.  */
1011
1012   know (fixP->fx_size == 4);
1013   know (fixP->fx_r_type < NO_RELOC);
1014
1015   /* This is a hack.  There should be a better way to handle this.  */
1016   if (fixP->fx_r_type == RELOC_WDISP30 && fixP->fx_addsy)
1017     val += fixP->fx_where + fixP->fx_frag->fr_address;
1018
1019   switch (fixP->fx_r_type)
1020     {
1021     case RELOC_32:
1022       buf[0] = val >> 24;
1023       buf[1] = val >> 16;
1024       buf[2] = val >> 8;
1025       buf[3] = val;
1026       break;
1027
1028     case RELOC_8:
1029       buf[0] = val;
1030       break;
1031
1032     case RELOC_WDISP30:
1033       val = (val >> 2) + 1;
1034       buf[0] |= (val >> 24) & 0x3f;
1035       buf[1] = (val >> 16);
1036       buf[2] = val >> 8;
1037       buf[3] = val;
1038       break;
1039
1040     case RELOC_HI22:
1041       buf[1] |= (val >> 26) & 0x3f;
1042       buf[2] = val >> 18;
1043       buf[3] = val >> 10;
1044       break;
1045
1046     case RELOC_LO10:
1047       buf[2] |= (val >> 8) & 0x03;
1048       buf[3] = val;
1049       break;
1050
1051     case RELOC_BASE13:
1052       buf[2] |= (val >> 8) & 0x1f;
1053       buf[3] = val;
1054       break;
1055
1056     case RELOC_WDISP22:
1057       val = (val >> 2) + 1;
1058       /* FALLTHROUGH */
1059     case RELOC_BASE22:
1060       buf[1] |= (val >> 16) & 0x3f;
1061       buf[2] = val >> 8;
1062       buf[3] = val;
1063       break;
1064
1065     case RELOC_JUMPTARG:  /* 0000XXXX pattern in a word.  */
1066       if (!fixP->fx_done)
1067         {
1068           /* The linker tries to support both AMD and old GNU style
1069              R_IREL relocs.  That means that if the addend is exactly
1070              the negative of the address within the section, the
1071              linker will not handle it correctly.  */
1072         }
1073       else if (fixP->fx_pcrel)
1074         {
1075           long v = val >> 28;
1076           if (v != 0 && v != -1)
1077             as_bad_where (fixP->fx_file, fixP->fx_line,
1078                           _("call/jmp target out of range (2)"));
1079         }
1080       else
1081         /* This case was supposed to be handled in machine_ip.  */
1082         abort ();
1083
1084       buf[0] |= (val >> 26) & 0x03; /* Holds bits 0FFFFFFC of address.  */
1085       buf[1] = val >> 18;
1086       buf[2] = val >> 10;
1087       buf[3] = val >> 2;
1088       break;
1089
1090     case RELOC_CONST:     /* 0000XXXX pattern in a word.  */
1091 #if DEBUG
1092       printf ("reloc_const: val=%x\n", val);
1093 #endif
1094       buf[2] = val >> 8;  /* Holds bits 0000XXXX.  */
1095       buf[3] = val;
1096       break;
1097
1098     case RELOC_CONSTH:    /* 0000XXXX pattern in a word.  */
1099 #if DEBUG
1100       printf ("reloc_consth: val=%x\n", val);
1101 #endif
1102       buf[2] = val >> 24; /* Holds bits XXXX0000.  */
1103       buf[3] = val >> 16;
1104       break;
1105
1106     case BFD_RELOC_VTABLE_INHERIT:
1107     case BFD_RELOC_VTABLE_ENTRY:
1108       fixP->fx_done = 0;
1109       break;
1110
1111     case NO_RELOC:
1112     default:
1113       as_bad (_("bad relocation type: 0x%02x"), fixP->fx_r_type);
1114       break;
1115     }
1116
1117   if (fixP->fx_addsy == (symbolS *) NULL)
1118     fixP->fx_done = 1;
1119 }
1120 #endif
1121
1122 #ifdef OBJ_COFF
1123 short
1124 tc_coff_fix2rtype (fixS *fixP)
1125 {
1126 #if DEBUG
1127   printf ("tc_coff_fix2rtype\n");
1128 #endif
1129
1130   switch (fixP->fx_r_type)
1131     {
1132     case RELOC_32:        return R_WORD;
1133     case RELOC_8:         return R_BYTE;
1134     case RELOC_CONST:     return R_ILOHALF;
1135     case RELOC_CONSTH:    return R_IHIHALF;
1136     case RELOC_JUMPTARG:  return R_IREL;
1137     default:
1138       printf ("need %d\n", fixP->fx_r_type);
1139       abort ();
1140     }
1141
1142   return 0;
1143 }
1144
1145 #endif /* OBJ_COFF */
1146
1147 /* Should never be called for or32.  */
1148
1149 void
1150 md_create_short_jump (char *    ptr       ATTRIBUTE_UNUSED,
1151                       addressT  from_addr ATTRIBUTE_UNUSED,
1152                       addressT  to_addr   ATTRIBUTE_UNUSED,
1153                       fragS *   frag      ATTRIBUTE_UNUSED,
1154                       symbolS * to_symbol ATTRIBUTE_UNUSED)
1155 {
1156   as_fatal ("or32_create_short_jmp\n");
1157 }
1158
1159 /* Should never be called for or32.  */
1160
1161 #ifndef BFD_ASSEMBLER
1162 void
1163 md_convert_frag (object_headers * headers ATTRIBUTE_UNUSED,
1164                  segT             seg     ATTRIBUTE_UNUSED,
1165                  register fragS * fragP   ATTRIBUTE_UNUSED)
1166 {
1167   as_fatal ("or32_convert_frag\n");
1168 }
1169
1170 #else
1171 void
1172 md_convert_frag (bfd *   headers ATTRIBUTE_UNUSED,
1173                  segT    seg     ATTRIBUTE_UNUSED,
1174                  fragS * fragP   ATTRIBUTE_UNUSED)
1175 {
1176   as_fatal ("or32_convert_frag\n");
1177 }
1178 #endif
1179
1180 /* Should never be called for or32.  */
1181
1182 void
1183 md_create_long_jump (char *    ptr       ATTRIBUTE_UNUSED,
1184                      addressT  from_addr ATTRIBUTE_UNUSED,
1185                      addressT  to_addr   ATTRIBUTE_UNUSED,
1186                      fragS *   frag      ATTRIBUTE_UNUSED,
1187                      symbolS * to_symbol ATTRIBUTE_UNUSED)
1188 {
1189   as_fatal ("or32_create_long_jump\n");
1190 }
1191
1192 /* Should never be called for or32.  */
1193
1194 int
1195 md_estimate_size_before_relax (fragS * fragP   ATTRIBUTE_UNUSED,
1196                                segT    segtype ATTRIBUTE_UNUSED)
1197 {
1198   as_fatal ("or32_estimate_size_before_relax\n");
1199   return 0;
1200 }
1201
1202 /* Translate internal representation of relocation info to target format.
1203
1204    On sparc/29k: first 4 bytes are normal unsigned long address, next three
1205    bytes are index, most sig. byte first.  Byte 7 is broken up with
1206    bit 7 as external, bits 6 & 5 unused, and the lower
1207    five bits as relocation type.  Next 4 bytes are long addend.  */
1208 /* Thanx and a tip of the hat to Michael Bloom, mb@ttidca.tti.com.  */
1209
1210 #ifdef OBJ_AOUT
1211 void
1212 tc_aout_fix_to_chars (char *where,
1213                       fixS *fixP,
1214                       relax_addressT segment_address_in_file)
1215 {
1216   long r_symbolnum;
1217
1218 #if DEBUG
1219   printf ("tc_aout_fix_to_chars\n");
1220 #endif
1221
1222   know (fixP->fx_r_type < BFD_RELOC_NONE);
1223   know (fixP->fx_addsy != NULL);
1224
1225   md_number_to_chars
1226     (where,
1227      fixP->fx_frag->fr_address + fixP->fx_where - segment_address_in_file,
1228      4);
1229
1230   r_symbolnum = (S_IS_DEFINED (fixP->fx_addsy)
1231      ? S_GET_TYPE (fixP->fx_addsy)
1232      : fixP->fx_addsy->sy_number);
1233
1234   where[4] = (r_symbolnum >> 16) & 0x0ff;
1235   where[5] = (r_symbolnum >> 8) & 0x0ff;
1236   where[6] = r_symbolnum & 0x0ff;
1237   where[7] = (((!S_IS_DEFINED (fixP->fx_addsy)) << 7) & 0x80) | (0 & 0x60) | (fixP->fx_r_type & 0x1F);
1238
1239   /* Also easy.  */
1240   md_number_to_chars (&where[8], fixP->fx_addnumber, 4);
1241 }
1242
1243 #endif /* OBJ_AOUT */
1244 \f
1245 const char *md_shortopts = "";
1246
1247 struct option md_longopts[] =
1248 {
1249   { NULL, no_argument, NULL, 0 }
1250 };
1251 size_t md_longopts_size = sizeof (md_longopts);
1252
1253 int
1254 md_parse_option (int c ATTRIBUTE_UNUSED, char * arg ATTRIBUTE_UNUSED)
1255 {
1256   return 0;
1257 }
1258
1259 void
1260 md_show_usage (FILE * stream ATTRIBUTE_UNUSED)
1261 {
1262 }
1263 \f
1264 /* This is called when a line is unrecognized.  This is used to handle
1265    definitions of or32 style local labels.  */
1266
1267 int
1268 or32_unrecognized_line (int c)
1269 {
1270   int lab;
1271   char *s;
1272
1273   if (c != '$'
1274       || ! ISDIGIT ((unsigned char) input_line_pointer[0]))
1275     return 0;
1276
1277   s = input_line_pointer;
1278
1279   lab = 0;
1280   while (ISDIGIT ((unsigned char) *s))
1281     {
1282       lab = lab * 10 + *s - '0';
1283       ++s;
1284     }
1285
1286   if (*s != ':')
1287     /* Not a label definition.  */
1288     return 0;
1289
1290   if (dollar_label_defined (lab))
1291     {
1292       as_bad (_("label \"$%d\" redefined"), lab);
1293       return 0;
1294     }
1295
1296   define_dollar_label (lab);
1297   colon (dollar_label_name (lab, 0));
1298   input_line_pointer = s + 1;
1299
1300   return 1;
1301 }
1302
1303 /* Default the values of symbols known that should be "predefined".  We
1304    don't bother to predefine them unless you actually use one, since there
1305    are a lot of them.  */
1306
1307 symbolS *
1308 md_undefined_symbol (char *name ATTRIBUTE_UNUSED)
1309 {
1310 #ifndef BFD_ASSEMBLER
1311   long regnum;
1312   char testbuf[5 + /*SLOP*/ 5];
1313
1314 #if DEBUG
1315   printf ("md_undefined_symbol(%s)\n", name);
1316 #endif
1317
1318   /* Register name.  */
1319   if (name[0] == 'r' || name[0] == 'R' || name[0] == 'a' || name[0] == 'b')
1320     {
1321       /* Parse the number, make sure it has no extra zeroes or
1322          trailing chars.  */
1323       regnum = atol (& name[1]);
1324
1325       if (regnum > 31)
1326         as_fatal (_("register out of range"));
1327
1328       sprintf (testbuf, "%ld", regnum);
1329
1330       if (strcmp (testbuf, &name[1]) != 0)
1331         return NULL;  /* gr007 or lr7foo or whatever.  */
1332
1333       /* We have a wiener!  Define and return a new symbol for it.  */
1334       return (symbol_new (name, SEG_REGISTER, (valueT) regnum,
1335                           &zero_address_frag));
1336     }
1337 #endif
1338   return NULL;
1339 }
1340
1341 /* Parse an operand that is machine-specific.  */
1342
1343 void
1344 md_operand (expressionS *expressionP)
1345 {
1346 #if DEBUG
1347   printf ("  md_operand(input_line_pointer = %s)\n", input_line_pointer);
1348 #endif
1349
1350   if (input_line_pointer[0] == REGISTER_PREFIX && input_line_pointer[1] == 'r')
1351     {
1352       /* We have a numeric register expression.  No biggy.  */
1353       input_line_pointer += 2;  /* Skip %r */
1354       (void) expression (expressionP);
1355
1356       if (expressionP->X_op != O_constant
1357           || expressionP->X_add_number > 255)
1358         as_bad (_("Invalid expression after %%%%\n"));
1359       expressionP->X_op = O_register;
1360     }
1361   else if (input_line_pointer[0] == '&')
1362     {
1363       /* We are taking the 'address' of a register...this one is not
1364          in the manual, but it *is* in traps/fpsymbol.h!  What they
1365          seem to want is the register number, as an absolute number.  */
1366       input_line_pointer++; /* Skip & */
1367       (void) expression (expressionP);
1368
1369       if (expressionP->X_op != O_register)
1370         as_bad (_("invalid register in & expression"));
1371       else
1372         expressionP->X_op = O_constant;
1373     }
1374   else if (input_line_pointer[0] == '$'
1375            && ISDIGIT ((unsigned char) input_line_pointer[1]))
1376     {
1377       long lab;
1378       char *name;
1379       symbolS *sym;
1380
1381       /* This is a local label.  */
1382       ++input_line_pointer;
1383       lab = (long) get_absolute_expression ();
1384
1385       if (dollar_label_defined (lab))
1386         {
1387           name = dollar_label_name (lab, 0);
1388           sym = symbol_find (name);
1389         }
1390       else
1391         {
1392           name = dollar_label_name (lab, 1);
1393           sym = symbol_find_or_make (name);
1394         }
1395
1396       expressionP->X_op = O_symbol;
1397       expressionP->X_add_symbol = sym;
1398       expressionP->X_add_number = 0;
1399     }
1400   else if (input_line_pointer[0] == '$')
1401     {
1402       char *s;
1403       char type;
1404       int fieldnum, fieldlimit;
1405       LITTLENUM_TYPE floatbuf[8];
1406
1407       /* $float(), $doubleN(), or $extendN() convert floating values
1408          to integers.  */
1409       s = input_line_pointer;
1410
1411       ++s;
1412
1413       fieldnum = 0;
1414       if (strncmp (s, "double", sizeof "double" - 1) == 0)
1415         {
1416           s += sizeof "double" - 1;
1417           type = 'd';
1418           fieldlimit = 2;
1419         }
1420       else if (strncmp (s, "float", sizeof "float" - 1) == 0)
1421         {
1422           s += sizeof "float" - 1;
1423           type = 'f';
1424           fieldlimit = 1;
1425         }
1426       else if (strncmp (s, "extend", sizeof "extend" - 1) == 0)
1427         {
1428           s += sizeof "extend" - 1;
1429           type = 'x';
1430           fieldlimit = 4;
1431         }
1432       else
1433         return;
1434
1435       if (ISDIGIT (*s))
1436         {
1437           fieldnum = *s - '0';
1438           ++s;
1439         }
1440       if (fieldnum >= fieldlimit)
1441         return;
1442
1443       SKIP_WHITESPACE ();
1444       if (*s != '(')
1445         return;
1446       ++s;
1447       SKIP_WHITESPACE ();
1448
1449       s = atof_ieee (s, type, floatbuf);
1450       if (s == NULL)
1451         return;
1452       s = s;
1453
1454       SKIP_WHITESPACE ();
1455       if (*s != ')')
1456         return;
1457       ++s;
1458       SKIP_WHITESPACE ();
1459
1460       input_line_pointer = s;
1461       expressionP->X_op = O_constant;
1462       expressionP->X_unsigned = 1;
1463       expressionP->X_add_number = ((floatbuf[fieldnum * 2]
1464                                     << LITTLENUM_NUMBER_OF_BITS)
1465                                    + floatbuf[fieldnum * 2 + 1]);
1466     }
1467 }
1468
1469 /* Round up a section size to the appropriate boundary.  */
1470
1471 valueT
1472 md_section_align (segT segment ATTRIBUTE_UNUSED, valueT size ATTRIBUTE_UNUSED)
1473 {
1474   return size;      /* Byte alignment is fine.  */
1475 }
1476
1477 /* Exactly what point is a PC-relative offset relative TO?
1478    On the 29000, they're relative to the address of the instruction,
1479    which we have set up as the address of the fixup too.  */
1480
1481 long
1482 md_pcrel_from (fixS *fixP)
1483 {
1484   return fixP->fx_where + fixP->fx_frag->fr_address;
1485 }
1486
1487 /* Generate a reloc for a fixup.  */
1488
1489 #ifdef BFD_ASSEMBLER
1490 arelent *
1491 tc_gen_reloc (asection *seg ATTRIBUTE_UNUSED, fixS *fixp)
1492 {
1493   arelent *reloc;
1494
1495   reloc = xmalloc (sizeof (arelent));
1496   reloc->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
1497   *reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
1498   reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
1499   /*  reloc->address = fixp->fx_frag->fr_address + fixp->fx_where + fixp->fx_addnumber;*/
1500   reloc->howto = bfd_reloc_type_lookup (stdoutput, fixp->fx_r_type);
1501
1502   if (reloc->howto == (reloc_howto_type *) NULL)
1503     {
1504       as_bad_where (fixp->fx_file, fixp->fx_line,
1505                     _("reloc %d not supported by object file format"),
1506                     (int) fixp->fx_r_type);
1507       return NULL;
1508     }
1509
1510   if (fixp->fx_r_type == BFD_RELOC_VTABLE_ENTRY)
1511     reloc->address = fixp->fx_offset;
1512
1513   reloc->addend = fixp->fx_addnumber;
1514   return reloc;
1515 }
1516 #endif