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cell-binutils  2.17cvs20070401
Classes | Defines | Functions | Variables
tc-or32.c File Reference
#include "safe-ctype.h"
#include "as.h"
#include "opcode/or32.h"
#include "elf/or32.h"

Go to the source code of this file.

Classes

struct  machine_it

Defines

#define DEBUG   0
#define REGISTER_PREFIX   '%'
#define machine_opcode   or32_opcode
#define machine_opcodes   or32_opcodes
#define machine_ip   or32_ip
#define machine_it   or32_it
#define MAX_LITTLENUMS   6

Functions

static void machine_ip (char *)
static void encode (const struct machine_opcode *insn, unsigned long *opcode, signed long param_val, char param_ch)
void md_begin (void)
static int check_invalid_opcode (unsigned long opcode)
void md_assemble (char *str)
static char * parse_operand (char *s, expressionS *operandp, int opt)
char * md_atof (int type, char *litP, int *sizeP)
void md_number_to_chars (char *buf, valueT val, int n)
void md_apply_fix (fixS *fixP, valueT *val, segT seg ATTRIBUTE_UNUSED)
void md_create_short_jump (char *ptr ATTRIBUTE_UNUSED, addressT from_addr ATTRIBUTE_UNUSED, addressT to_addr ATTRIBUTE_UNUSED, fragS *frag ATTRIBUTE_UNUSED, symbolS *to_symbol ATTRIBUTE_UNUSED)
void md_convert_frag (bfd *headers ATTRIBUTE_UNUSED, segT seg ATTRIBUTE_UNUSED, fragS *fragP ATTRIBUTE_UNUSED)
void md_create_long_jump (char *ptr ATTRIBUTE_UNUSED, addressT from_addr ATTRIBUTE_UNUSED, addressT to_addr ATTRIBUTE_UNUSED, fragS *frag ATTRIBUTE_UNUSED, symbolS *to_symbol ATTRIBUTE_UNUSED)
int md_estimate_size_before_relax (fragS *fragP ATTRIBUTE_UNUSED, segT segtype ATTRIBUTE_UNUSED)
int md_parse_option (int c ATTRIBUTE_UNUSED, char *arg ATTRIBUTE_UNUSED)
void md_show_usage (FILE *stream ATTRIBUTE_UNUSED)
int or32_unrecognized_line (int c)
symbolS * md_undefined_symbol (char *name ATTRIBUTE_UNUSED)
void md_operand (expressionS *expressionP)
valueT md_section_align (segT segment ATTRIBUTE_UNUSED, valueT size ATTRIBUTE_UNUSED)
long md_pcrel_from (fixS *fixP)
arelenttc_gen_reloc (asection *seg ATTRIBUTE_UNUSED, fixS *fixp)

Variables

static struct hash_controlop_hash = NULL
struct machine_it the_insn
const pseudo_typeS md_pseudo_table []
int md_short_jump_size = 4
int md_long_jump_size = 4
const char comment_chars [] = "#"
const char line_comment_chars [] = "#"
const char line_separator_chars [] = ";"
const char EXP_CHARS [] = "eE"
const char FLT_CHARS [] = "rRsSfFdDxXpP"
static unsigned long jalr_r9_opcode
static int waiting_for_shift = 0
static int mask_or_shift = 0
const char * md_shortopts = ""
size_t md_longopts_size = sizeof (md_longopts)

Class Documentation

struct machine_it

Definition at line 46 of file tc-dlx.c.

Collaboration diagram for machine_it:
Class Members
char * error
expressionS exp
int HI
int LO
struct nlist * nlistp
unsigned long opcode
int pcrel
int reloc
int reloc_offset
int size

Define Documentation

#define DEBUG   0

Definition at line 31 of file tc-or32.c.

#define machine_ip   or32_ip

Definition at line 40 of file tc-or32.c.

#define machine_it   or32_it

Definition at line 41 of file tc-or32.c.

Definition at line 38 of file tc-or32.c.

#define machine_opcodes   or32_opcodes

Definition at line 39 of file tc-or32.c.

#define MAX_LITTLENUMS   6

Definition at line 541 of file tc-or32.c.

#define REGISTER_PREFIX   '%'

Definition at line 34 of file tc-or32.c.


Function Documentation

static int check_invalid_opcode ( unsigned long  opcode) [static]

Definition at line 218 of file tc-or32.c.

{
  return opcode == jalr_r9_opcode;
}

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static void encode ( const struct machine_opcode insn,
unsigned long opcode,
signed long  param_val,
char  param_ch 
) [static]

Definition at line 109 of file tc-or32.c.

{
  int opc_pos = 0;
  int param_pos = 0;
  char *enc;

#if DEBUG
  printf ("    encode:  opcode=%.8lx  param_val=%.8lx abs=%.8lx param_ch=%c\n",
         *opcode, param_val, abs (param_val), param_ch);
#endif
  for (enc = insn->encoding; *enc != '\0'; enc++)
    if (*enc == param_ch)
      {
       if (enc - 2 >= insn->encoding && (*(enc - 2) == '0') && (*(enc - 1) == 'x'))
         continue;
       else
         param_pos ++;
      }

  opc_pos = 32;

  for (enc = insn->encoding; *enc != '\0';)
    {
      if ((*enc == '0') && (*(enc + 1) == 'x'))
       {
         int tmp = strtol (enc, NULL, 16);

         opc_pos -= 4;
         *opcode |= tmp << opc_pos;
         enc += 3;
       }
      else if ((*enc == '0') || (*enc == '-'))
       {
         opc_pos--;
         enc++;
       }
      else if (*enc == '1')
       {
         opc_pos--;
         *opcode |= 1 << opc_pos;
         enc++;
       }
      else if (*enc == param_ch)
       {
         opc_pos--;
         param_pos--;
         *opcode |= ((param_val >> param_pos) & 0x1) << opc_pos;
         enc++;
       }
      else if (ISALPHA (*enc))
       {
         opc_pos--;
         enc++;
       }
      else
       enc++;
    }

#if DEBUG
  printf ("    opcode=%.8lx\n", *opcode);
#endif
}

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static void machine_ip ( char *  str) [static]

Definition at line 329 of file tc-or32.c.

{
  char *s;
  const char *args;
  const struct machine_opcode *insn;
  char *argsStart;
  unsigned long opcode;
  expressionS the_operand;
  expressionS *operand = &the_operand;
  unsigned int regno;
  int reloc = BFD_RELOC_NONE;

#if DEBUG
  printf ("machine_ip(%s)\n", str);
#endif

  s = str;
  for (; ISALNUM (*s) || *s == '.'; ++s)
    if (ISUPPER (*s))
      *s = TOLOWER (*s);

  switch (*s)
    {
    case '\0':
      break;

    case ' ':     /* FIXME-SOMEDAY more whitespace.  */
      *s++ = '\0';
      break;

    default:
      as_bad (_("unknown opcode1: `%s'"), str);
      return;
    }

  if ((insn = (struct machine_opcode *) hash_find (op_hash, str)) == NULL)
    {
      as_bad (_("unknown opcode2 `%s'."), str);
      return;
    }

  argsStart = s;
  opcode = 0;
  memset (&the_insn, '\0', sizeof (the_insn));
  the_insn.reloc = BFD_RELOC_NONE;

  reloc = BFD_RELOC_NONE;

  /* Build the opcode, checking as we go to make sure that the
     operands match.

     If an operand matches, we modify the_insn or opcode appropriately,
     and do a "continue".  If an operand fails to match, we "break".  */
  if (insn->args[0] != '\0')
    /* Prime the pump.  */
    s = parse_operand (s, operand, insn->args[0] == 'I');

  for (args = insn->args;; ++args)
    {
#if DEBUG
      printf ("  args = %s\n", args);
#endif
      switch (*args)
        {
        case '\0':    /* End of args.  */
          /* We have have 0 args, do the bazoooka!  */
          if (args == insn->args)
           encode (insn, &opcode, 0, 0);

          if (*s == '\0')
            {
              /* We are truly done.  */
              the_insn.opcode = opcode;
              if (check_invalid_opcode (opcode))
                as_bad (_("instruction not allowed: %s"), str);
              return;
            }
          as_bad (_("too many operands: %s"), s);
          break;

        case ',':   /* Must match a comma.  */
          if (*s++ == ',')
            {
              reloc = BFD_RELOC_NONE;

              /* Parse next operand.  */
              s = parse_operand (s, operand, args[1] == 'I');
#if DEBUG
             printf ("    ',' case: operand->X_add_number = %d, *args = %s, *s = %s\n",
                    operand->X_add_number, args, s);
#endif
              continue;
            }
          break;

        case '(':   /* Must match a (.  */
          s = parse_operand (s, operand, args[1] == 'I');
          continue;

        case ')':   /* Must match a ).  */
          continue;

        case 'r':   /* A general register.  */
          args++;

          if (operand->X_op != O_register)
            break;    /* Only registers.  */

          know (operand->X_add_symbol == 0);
          know (operand->X_op_symbol == 0);
          regno = operand->X_add_number;
          encode (insn, &opcode, regno, *args);
#if DEBUG
          printf ("    r: operand->X_op = %d\n", operand->X_op);
#endif
          continue;

        default:
          /* if (! ISALPHA (*args))
               break;  */   /* Only immediate values.  */

          if (mask_or_shift)
           {
#if DEBUG
             printf ("mask_or_shift = %d\n", mask_or_shift);
#endif
             reloc = mask_or_shift;
           }
          mask_or_shift = 0;

          if (strncasecmp (args, "LO(", 3) == 0)
            {
#if DEBUG
              printf ("reloc_const\n");
#endif
              reloc = BFD_RELOC_LO16;
            }
          else if (strncasecmp (args, "HI(", 3) == 0)
            {
#if DEBUG
              printf ("reloc_consth\n");
#endif
              reloc = BFD_RELOC_HI16;
            }

          if (*s == '(')
           operand->X_op = O_constant;
          else if (*s == ')')
            s += 1;
#if DEBUG
          printf ("    default case: operand->X_add_number = %d, *args = %s, *s = %s\n", operand->X_add_number, args, s);
#endif
          if (operand->X_op == O_constant)
            {
             if (reloc == BFD_RELOC_NONE)
              {
                bfd_vma v, mask;

                mask = 0x3ffffff;
                v = abs (operand->X_add_number) & ~ mask;
                if (v)
                  as_bad (_("call/jmp target out of range (1)"));
              }

              if (reloc == BFD_RELOC_HI16)
              operand->X_add_number = ((operand->X_add_number >> 16) & 0xffff);

              the_insn.pcrel = 0;
              encode (insn, &opcode, operand->X_add_number, *args);
 /*             the_insn.reloc = BFD_RELOC_NONE; */
              continue;
            }

          if (reloc == BFD_RELOC_NONE)
            the_insn.reloc = BFD_RELOC_32_GOT_PCREL;
          else
            the_insn.reloc = reloc;

          /* the_insn.reloc = insn->reloc;  */
#if DEBUG
          printf ("    reloc sym=%d\n", the_insn.reloc);
          printf ("    BFD_RELOC_NONE=%d\n", BFD_RELOC_NONE);
#endif
          the_insn.exp = *operand;

          /*  the_insn.reloc_offset = 1;  */
          the_insn.pcrel = 1; /* Assume PC-relative jump.  */

          /* FIXME-SOON, Do we figure out whether abs later, after
             know sym val?  */
          if (reloc == BFD_RELOC_LO16 || reloc == BFD_RELOC_HI16)
            the_insn.pcrel = 0;

          encode (insn, &opcode, operand->X_add_number, *args);
          continue;
        }

      /* Types or values of args don't match.  */
      as_bad (_("invalid operands"));
      return;
    }
}

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void md_apply_fix ( fixS *  fixP,
valueT val,
segT seg  ATTRIBUTE_UNUSED 
)

Definition at line 606 of file tc-or32.c.

{
  char *buf = fixP->fx_where + fixP->fx_frag->fr_literal;
  long t_val;

  t_val = (long) *val;

#if DEBUG
  printf ("md_apply_fix val:%x\n", t_val);
#endif

  fixP->fx_addnumber = t_val; /* Remember value for emit_reloc.  */

  know (fixP->fx_size == 4);
  know (fixP->fx_r_type < BFD_RELOC_NONE);

  switch (fixP->fx_r_type)
    {
    case BFD_RELOC_32:      /* XXXXXXXX pattern in a word.  */
#if DEBUG
      printf ("reloc_const: val=%x\n", t_val);
#endif
      buf[0] = t_val >> 24;
      buf[1] = t_val >> 16;
      buf[2] = t_val >> 8;
      buf[3] = t_val;
      break;

    case BFD_RELOC_16:      /* XXXX0000 pattern in a word.  */
#if DEBUG
      printf ("reloc_const: val=%x\n", t_val);
#endif
      buf[0] = t_val >> 8;
      buf[1] = t_val;
      break;

    case BFD_RELOC_8:      /* XX000000 pattern in a word.  */
#if DEBUG
      printf ("reloc_const: val=%x\n", t_val);
#endif
      buf[0] = t_val;
      break;

    case BFD_RELOC_LO16:      /* 0000XXXX pattern in a word.  */
#if DEBUG
      printf ("reloc_const: val=%x\n", t_val);
#endif
      buf[2] = t_val >> 8;  /* Holds bits 0000XXXX.  */
      buf[3] = t_val;
      break;

    case BFD_RELOC_HI16:    /* 0000XXXX pattern in a word.  */
#if DEBUG
      printf ("reloc_consth: val=%x\n", t_val);
#endif
      buf[2] = t_val >> 24; /* Holds bits XXXX0000.  */
      buf[3] = t_val >> 16;
      break;

    case BFD_RELOC_32_GOT_PCREL:  /* 0000XXXX pattern in a word.  */
      if (!fixP->fx_done)
        ;
      else if (fixP->fx_pcrel)
        {
          long v = t_val >> 28;

          if (v != 0 && v != -1)
            as_bad_where (fixP->fx_file, fixP->fx_line,
                          _("call/jmp target out of range (2)"));
        }
      else
        /* This case was supposed to be handled in machine_ip.  */
        abort ();

      buf[0] |= (t_val >> 26) & 0x03; /* Holds bits 0FFFFFFC of address.  */
      buf[1] = t_val >> 18;
      buf[2] = t_val >> 10;
      buf[3] = t_val >> 2;
      break;

    case BFD_RELOC_VTABLE_INHERIT:
    case BFD_RELOC_VTABLE_ENTRY:
      fixP->fx_done = 0;
      break;

    case BFD_RELOC_NONE:
    default:
      as_bad (_("bad relocation type: 0x%02x"), fixP->fx_r_type);
      break;
    }

  if (fixP->fx_addsy == (symbolS *) NULL)
    fixP->fx_done = 1;
}

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void md_assemble ( char *  str)

Definition at line 228 of file tc-or32.c.

{
  char *toP;

#if DEBUG
  printf ("NEW INSTRUCTION\n");
#endif

  know (str);
  machine_ip (str);
  toP = frag_more (4);

  /* Put out the opcode.  */
  md_number_to_chars (toP, the_insn.opcode, 4);

  /* Put out the symbol-dependent stuff.  */
  if (the_insn.reloc != BFD_RELOC_NONE)
    {
      fix_new_exp (frag_now,
                   (toP - frag_now->fr_literal + the_insn.reloc_offset),
                   4,   /* size */
                   &the_insn.exp,
                   the_insn.pcrel,
                   the_insn.reloc);
    }
}

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char* md_atof ( int type  ,
char *  litP,
int sizeP 
)

Definition at line 544 of file tc-or32.c.

{
  int prec;
  LITTLENUM_TYPE words[MAX_LITTLENUMS];
  LITTLENUM_TYPE *wordP;
  char *t;

  switch (type)
    {
    case 'f':
    case 'F':
    case 's':
    case 'S':
      prec = 2;
      break;

    case 'd':
    case 'D':
    case 'r':
    case 'R':
      prec = 4;
      break;

    case 'x':
    case 'X':
      prec = 6;
      break;

    case 'p':
    case 'P':
      prec = 6;
      break;

    default:
      *sizeP = 0;
      return _("Bad call to MD_ATOF()");
    }

  t = atof_ieee (input_line_pointer, type, words);
  if (t)
    input_line_pointer = t;

  *sizeP = prec * sizeof (LITTLENUM_TYPE);

  for (wordP = words; prec--;)
    {
      md_number_to_chars (litP, (valueT) (*wordP++), sizeof (LITTLENUM_TYPE));
      litP += sizeof (LITTLENUM_TYPE);
    }

  return NULL;
}

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void md_begin ( void  )

Definition at line 180 of file tc-or32.c.

{
  const char *retval = NULL;
  int lose = 0;
  int skipnext = 0;
  unsigned int i;

  /* Hash up all the opcodes for fast use later.  */
  op_hash = hash_new ();

  for (i = 0; i < or32_num_opcodes; i++)
    {
      const char *name = machine_opcodes[i].name;

      if (skipnext)
        {
          skipnext = 0;
          continue;
        }

      retval = hash_insert (op_hash, name, (void *) &machine_opcodes[i]);
      if (retval != NULL)
        {
          fprintf (stderr, "internal error: can't hash `%s': %s\n",
                   machine_opcodes[i].name, retval);
          lose = 1;
        }
    }

  if (lose)
    as_fatal (_("Broken assembler.  No assembly attempted."));

  encode (&machine_opcodes[insn_index ("l.jalr")], &jalr_r9_opcode, 9, 'B');
}

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void md_convert_frag ( bfd *headers  ATTRIBUTE_UNUSED,
segT seg  ATTRIBUTE_UNUSED,
fragS *fragP  ATTRIBUTE_UNUSED 
)

Definition at line 716 of file tc-or32.c.

{
  as_fatal ("or32_convert_frag\n");
}

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void md_create_long_jump ( char *ptr  ATTRIBUTE_UNUSED,
addressT from_addr  ATTRIBUTE_UNUSED,
addressT to_addr  ATTRIBUTE_UNUSED,
fragS *frag  ATTRIBUTE_UNUSED,
symbolS *to_symbol  ATTRIBUTE_UNUSED 
)

Definition at line 726 of file tc-or32.c.

{
  as_fatal ("or32_create_long_jump\n");
}

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void md_create_short_jump ( char *ptr  ATTRIBUTE_UNUSED,
addressT from_addr  ATTRIBUTE_UNUSED,
addressT to_addr  ATTRIBUTE_UNUSED,
fragS *frag  ATTRIBUTE_UNUSED,
symbolS *to_symbol  ATTRIBUTE_UNUSED 
)

Definition at line 704 of file tc-or32.c.

{
  as_fatal ("or32_create_short_jmp\n");
}

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int md_estimate_size_before_relax ( fragS *fragP  ATTRIBUTE_UNUSED,
segT segtype  ATTRIBUTE_UNUSED 
)

Definition at line 738 of file tc-or32.c.

{
  as_fatal ("or32_estimate_size_before_relax\n");
  return 0;
}

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void md_number_to_chars ( char *  buf,
valueT  val,
int  n 
)

Definition at line 600 of file tc-or32.c.

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void md_operand ( expressionS expressionP)

Definition at line 859 of file tc-or32.c.

{
#if DEBUG
  printf ("  md_operand(input_line_pointer = %s)\n", input_line_pointer);
#endif

  if (input_line_pointer[0] == REGISTER_PREFIX && input_line_pointer[1] == 'r')
    {
      /* We have a numeric register expression.  No biggy.  */
      input_line_pointer += 2;  /* Skip %r */
      (void) expression (expressionP);

      if (expressionP->X_op != O_constant
          || expressionP->X_add_number > 255)
        as_bad (_("Invalid expression after %%%%\n"));
      expressionP->X_op = O_register;
    }
  else if (input_line_pointer[0] == '&')
    {
      /* We are taking the 'address' of a register...this one is not
         in the manual, but it *is* in traps/fpsymbol.h!  What they
         seem to want is the register number, as an absolute number.  */
      input_line_pointer++; /* Skip & */
      (void) expression (expressionP);

      if (expressionP->X_op != O_register)
        as_bad (_("invalid register in & expression"));
      else
        expressionP->X_op = O_constant;
    }
  else if (input_line_pointer[0] == '$'
           && ISDIGIT ((unsigned char) input_line_pointer[1]))
    {
      long lab;
      char *name;
      symbolS *sym;

      /* This is a local label.  */
      ++input_line_pointer;
      lab = (long) get_absolute_expression ();

      if (dollar_label_defined (lab))
        {
          name = dollar_label_name (lab, 0);
          sym = symbol_find (name);
        }
      else
        {
          name = dollar_label_name (lab, 1);
          sym = symbol_find_or_make (name);
        }

      expressionP->X_op = O_symbol;
      expressionP->X_add_symbol = sym;
      expressionP->X_add_number = 0;
    }
  else if (input_line_pointer[0] == '$')
    {
      char *s;
      char type;
      int fieldnum, fieldlimit;
      LITTLENUM_TYPE floatbuf[8];

      /* $float(), $doubleN(), or $extendN() convert floating values
         to integers.  */
      s = input_line_pointer;

      ++s;

      fieldnum = 0;
      if (strncmp (s, "double", sizeof "double" - 1) == 0)
        {
          s += sizeof "double" - 1;
          type = 'd';
          fieldlimit = 2;
        }
      else if (strncmp (s, "float", sizeof "float" - 1) == 0)
        {
          s += sizeof "float" - 1;
          type = 'f';
          fieldlimit = 1;
        }
      else if (strncmp (s, "extend", sizeof "extend" - 1) == 0)
        {
          s += sizeof "extend" - 1;
          type = 'x';
          fieldlimit = 4;
        }
      else
       return;

      if (ISDIGIT (*s))
        {
          fieldnum = *s - '0';
          ++s;
        }
      if (fieldnum >= fieldlimit)
        return;

      SKIP_WHITESPACE ();
      if (*s != '(')
        return;
      ++s;
      SKIP_WHITESPACE ();

      s = atof_ieee (s, type, floatbuf);
      if (s == NULL)
        return;
      s = s;

      SKIP_WHITESPACE ();
      if (*s != ')')
        return;
      ++s;
      SKIP_WHITESPACE ();

      input_line_pointer = s;
      expressionP->X_op = O_constant;
      expressionP->X_unsigned = 1;
      expressionP->X_add_number = ((floatbuf[fieldnum * 2]
                                    << LITTLENUM_NUMBER_OF_BITS)
                                   + floatbuf[fieldnum * 2 + 1]);
    }
}

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int md_parse_option ( int c  ATTRIBUTE_UNUSED,
char *arg  ATTRIBUTE_UNUSED 
)

Definition at line 797 of file tc-or32.c.

{
  return 0;
}
long md_pcrel_from ( fixS *  fixP)

Definition at line 997 of file tc-or32.c.

{
  return fixP->fx_where + fixP->fx_frag->fr_address;
}
valueT md_section_align ( segT segment  ATTRIBUTE_UNUSED,
valueT size  ATTRIBUTE_UNUSED 
)

Definition at line 987 of file tc-or32.c.

{
  return size;      /* Byte alignment is fine.  */
}
void md_show_usage ( FILE *stream  ATTRIBUTE_UNUSED)

Definition at line 803 of file tc-or32.c.

{
}
symbolS* md_undefined_symbol ( char *name  ATTRIBUTE_UNUSED)

Definition at line 851 of file tc-or32.c.

{
  return NULL;
}

Definition at line 811 of file tc-or32.c.

{
  int lab;
  char *s;

  if (c != '$'
      || ! ISDIGIT ((unsigned char) input_line_pointer[0]))
    return 0;

  s = input_line_pointer;

  lab = 0;
  while (ISDIGIT ((unsigned char) *s))
    {
      lab = lab * 10 + *s - '0';
      ++s;
    }

  if (*s != ':')
    /* Not a label definition.  */
    return 0;

  if (dollar_label_defined (lab))
    {
      as_bad (_("label \"$%d\" redefined"), lab);
      return 0;
    }

  define_dollar_label (lab);
  colon (dollar_label_name (lab, 0));
  input_line_pointer = s + 1;

  return 1;
}

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static char* parse_operand ( char *  s,
expressionS operandp,
int  opt 
) [static]

Definition at line 261 of file tc-or32.c.

{
  char *save = input_line_pointer;
  char *new;

#if DEBUG
  printf ("  PROCESS NEW OPERAND(%s) == %c (%d)\n", s, opt ? opt : '!', opt);
#endif

  input_line_pointer = s;

  if (strncasecmp (s, "HI(", 3) == 0)
    {
      waiting_for_shift = 1;
      mask_or_shift = BFD_RELOC_HI16;

      input_line_pointer += 3;
    }
  else if (strncasecmp (s, "LO(", 3) == 0)
    {
      mask_or_shift = BFD_RELOC_LO16;

      input_line_pointer += 3;
    }
  else
    mask_or_shift = 0;

  if ((*s == '(') && (*(s+1) == 'r'))
    s++;

  if ((*s == 'r') && ISDIGIT (*(s + 1)))
    {
      operandp->X_add_number = strtol (s + 1, NULL, 10);
      operandp->X_op = O_register;
      for (; (*s != ',') && (*s != '\0');)
        s++;
      input_line_pointer = save;
      return s;
    }

  expression (operandp);

  if (operandp->X_op == O_absent)
    {
      if (! opt)
        as_bad (_("missing operand"));
      else
        {
          operandp->X_add_number = 0;
          operandp->X_op = O_constant;
        }
    }

  new = input_line_pointer;
  input_line_pointer = save;

#if DEBUG
  printf ("  %s=parse_operand(%s): operandp->X_op = %u\n", new, s, operandp->X_op);
#endif

  return new;
}

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arelent* tc_gen_reloc ( asection *seg  ATTRIBUTE_UNUSED,
fixS *  fixp 
)

Definition at line 1005 of file tc-or32.c.

{
  arelent *reloc;

  reloc = xmalloc (sizeof (arelent));
  reloc->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
  *reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
  reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
  /*  reloc->address = fixp->fx_frag->fr_address + fixp->fx_where + fixp->fx_addnumber;*/
  reloc->howto = bfd_reloc_type_lookup (stdoutput, fixp->fx_r_type);

  if (reloc->howto == (reloc_howto_type *) NULL)
    {
      as_bad_where (fixp->fx_file, fixp->fx_line,
                  _("reloc %d not supported by object file format"),
                  (int) fixp->fx_r_type);
      return NULL;
    }

  if (fixp->fx_r_type == BFD_RELOC_VTABLE_ENTRY)
    reloc->address = fixp->fx_offset;

  reloc->addend = fixp->fx_addnumber;
  return reloc;
}

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Variable Documentation

const char comment_chars[] = "#"

Definition at line 76 of file tc-or32.c.

const char EXP_CHARS[] = "eE"

Definition at line 92 of file tc-or32.c.

const char FLT_CHARS[] = "rRsSfFdDxXpP"

Definition at line 97 of file tc-or32.c.

Definition at line 100 of file tc-or32.c.

const char line_comment_chars[] = "#"

Definition at line 85 of file tc-or32.c.

Definition at line 89 of file tc-or32.c.

int mask_or_shift = 0 [static]

Definition at line 258 of file tc-or32.c.

Definition at line 72 of file tc-or32.c.

size_t md_longopts_size = sizeof (md_longopts)

Definition at line 794 of file tc-or32.c.

const pseudo_typeS md_pseudo_table[]
Initial value:
{
  {"align",   s_align_bytes,  4 },
  {"space",   s_space,        0 },
  {"cputype", s_ignore,       0 },
  {"reg",     s_lsym,         0 },  
  {"sect",    s_ignore,       0 },  
  {"proc",    s_ignore,       0 },  
  {"endproc", s_ignore,       0 },  
  {"word",    cons,           4 },
  {NULL,      0,              0 },
}

Definition at line 58 of file tc-or32.c.

Definition at line 71 of file tc-or32.c.

const char* md_shortopts = ""

Definition at line 788 of file tc-or32.c.

Definition at line 44 of file tc-or32.c.

int waiting_for_shift = 0 [static]

Definition at line 256 of file tc-or32.c.