示例#1
0
文件: messages.c 项目: great90/gcl
static void
as_internal_value_out_of_range (char *    prefix,
				offsetT   val,
				offsetT   min,
				offsetT   max,
				char *    file,
				unsigned  line,
				int       bad)
{
  const char * err;

  if (prefix == NULL)
    prefix = "";

#ifdef BFD_ASSEMBLER
  if (   val < HEX_MAX_THRESHOLD
      && min < HEX_MAX_THRESHOLD
      && max < HEX_MAX_THRESHOLD
      && val > HEX_MIN_THRESHOLD
      && min > HEX_MIN_THRESHOLD
      && max > HEX_MIN_THRESHOLD)
#endif
    {
      /* xgettext:c-format  */
      err = _("%s out of range (%d is not between %d and %d)");

      if (bad)
	as_bad_where (file, line, err,
		      prefix, (int) val, (int) min, (int) max);
      else
	as_warn_where (file, line, err,
		       prefix, (int) val, (int) min, (int) max);
    }
#ifdef BFD_ASSEMBLER
  else
    {
      char val_buf [sizeof (val) * 3 + 2];
      char min_buf [sizeof (val) * 3 + 2];
      char max_buf [sizeof (val) * 3 + 2];

      if (sizeof (val) > sizeof (bfd_vma))
	abort ();

      sprintf_vma (val_buf, val);
      sprintf_vma (min_buf, min);
      sprintf_vma (max_buf, max);

      /* xgettext:c-format.  */
      err = _("%s out of range (0x%s is not between 0x%s and 0x%s)");

      if (bad)
	as_bad_where (file, line, err, prefix, val_buf, min_buf, max_buf);
      else
	as_warn_where (file, line, err, prefix, val_buf, min_buf, max_buf);
    }
#endif
}
示例#2
0
文件: cond.c 项目: great90/gcl
void
s_else (int arg ATTRIBUTE_UNUSED)
{
  if (current_cframe == NULL)
    {
      as_bad (_("\".else\" without matching \".if\""));
    }
  else if (current_cframe->else_seen)
    {
      as_bad (_("duplicate \"else\""));
      as_bad_where (current_cframe->else_file_line.file,
		    current_cframe->else_file_line.line,
		    _("here is the previous \"else\""));
      as_bad_where (current_cframe->if_file_line.file,
		    current_cframe->if_file_line.line,
		    _("here is the previous \"if\""));
    }
  else
    {
      as_where (&current_cframe->else_file_line.file,
		&current_cframe->else_file_line.line);

      current_cframe->ignoring =
	current_cframe->dead_tree | !current_cframe->ignoring;

      if (LISTING_SKIP_COND ()
	  && (current_cframe->previous_cframe == NULL
	      || ! current_cframe->previous_cframe->ignoring))
	{
	  if (! current_cframe->ignoring)
	    listing_list (1);
	  else
	    listing_list (2);
	}

      current_cframe->else_seen = 1;
    }

  if (flag_mri)
    {
      while (! is_end_of_line[(unsigned char) *input_line_pointer])
	++input_line_pointer;
    }

  demand_empty_rest_of_line ();
}
示例#3
0
文件: cond.c 项目: great90/gcl
void
cond_finish_check (int nest)
{
  if (current_cframe != NULL && current_cframe->macro_nest >= nest)
    {
      if (nest >= 0)
	as_bad (_("end of macro inside conditional"));
      else
	as_bad (_("end of file inside conditional"));
      as_bad_where (current_cframe->if_file_line.file,
		    current_cframe->if_file_line.line,
		    _("here is the start of the unterminated conditional"));
      if (current_cframe->else_seen)
	as_bad_where (current_cframe->else_file_line.file,
		      current_cframe->else_file_line.line,
		      _("here is the \"else\" of the unterminated conditional"));
    }
}
示例#4
0
static void
as_internal_value_out_of_range (char *    prefix,
				offsetT   val,
				offsetT   min,
				offsetT   max,
				char *    file,
				unsigned  line,
				int       bad)
{
  const char * err;

  if (prefix == NULL)
    prefix = "";

  if (val >= min && val <= max)
    {
      addressT right = max & -max;

      if (max <= 1)
	abort ();

      /* xgettext:c-format  */
      err = _("%s out of domain (%d is not a multiple of %d)");
      if (bad)
	as_bad_where (file, line, err,
		      prefix, (int) val, (int) right);
      else
	as_warn_where (file, line, err,
		       prefix, (int) val, (int) right);
      return;
    }

  if (   val < HEX_MAX_THRESHOLD
      && min < HEX_MAX_THRESHOLD
      && max < HEX_MAX_THRESHOLD
      && val > HEX_MIN_THRESHOLD
      && min > HEX_MIN_THRESHOLD
      && max > HEX_MIN_THRESHOLD)
    {
      /* xgettext:c-format  */
      err = _("%s out of range (%d is not between %d and %d)");

      if (bad)
	as_bad_where (file, line, err,
		      prefix, (int) val, (int) min, (int) max);
      else
	as_warn_where (file, line, err,
		       prefix, (int) val, (int) min, (int) max);
    }
  else
    {
      char val_buf [sizeof (val) * 3 + 2];
      char min_buf [sizeof (val) * 3 + 2];
      char max_buf [sizeof (val) * 3 + 2];

      if (sizeof (val) > sizeof (bfd_vma))
	abort ();

      sprintf_vma (val_buf, (bfd_vma) val);
      sprintf_vma (min_buf, (bfd_vma) min);
      sprintf_vma (max_buf, (bfd_vma) max);

      /* xgettext:c-format.  */
      err = _("%s out of range (0x%s is not between 0x%s and 0x%s)");

      if (bad)
	as_bad_where (file, line, err, prefix, val_buf, min_buf, max_buf);
      else
	as_warn_where (file, line, err, prefix, val_buf, min_buf, max_buf);
    }
}
示例#5
0
static const char *
macro_expand_body (sb *in, sb *out, formal_entry *formals,
		   struct hash_control *formal_hash, const macro_entry *macro)
{
  sb t;
  int src = 0, inquote = 0, macro_line = 0;
  formal_entry *loclist = NULL;
  const char *err = NULL;

  sb_new (&t);

  while (src < in->len && !err)
    {
      if (in->ptr[src] == '&')
	{
	  sb_reset (&t);
	  if (macro_mri)
	    {
	      if (src + 1 < in->len && in->ptr[src + 1] == '&')
		src = sub_actual (src + 2, in, &t, formal_hash, '\'', out, 1);
	      else
		sb_add_char (out, in->ptr[src++]);
	    }
	  else
	    {
	      /* FIXME: Why do we do this?  */
	      /* At least in alternate mode this seems correct; without this
	         one can't append a literal to a parameter.  */
	      src = sub_actual (src + 1, in, &t, formal_hash, '&', out, 0);
	    }
	}
      else if (in->ptr[src] == '\\')
	{
	  src++;
	  if (src < in->len && in->ptr[src] == '(')
	    {
	      /* Sub in till the next ')' literally.  */
	      src++;
	      while (src < in->len && in->ptr[src] != ')')
		{
		  sb_add_char (out, in->ptr[src++]);
		}
	      if (src < in->len)
		src++;
	      else if (!macro)
		err = _("missing `)'");
	      else
		as_bad_where (macro->file, macro->line + macro_line, _("missing `)'"));
	    }
	  else if (src < in->len && in->ptr[src] == '@')
	    {
	      /* Sub in the macro invocation number.  */

	      char buffer[10];
	      src++;
	      sprintf (buffer, "%d", macro_number);
	      sb_add_string (out, buffer);
	    }
	  else if (src < in->len && in->ptr[src] == '&')
	    {
	      /* This is a preprocessor variable name, we don't do them
		 here.  */
	      sb_add_char (out, '\\');
	      sb_add_char (out, '&');
	      src++;
	    }
	  else if (macro_mri && src < in->len && ISALNUM (in->ptr[src]))
	    {
	      int ind;
	      formal_entry *f;

	      if (ISDIGIT (in->ptr[src]))
		ind = in->ptr[src] - '0';
	      else if (ISUPPER (in->ptr[src]))
		ind = in->ptr[src] - 'A' + 10;
	      else
		ind = in->ptr[src] - 'a' + 10;
	      ++src;
	      for (f = formals; f != NULL; f = f->next)
		{
		  if (f->index == ind - 1)
		    {
		      if (f->actual.len != 0)
			sb_add_sb (out, &f->actual);
		      else
			sb_add_sb (out, &f->def);
		      break;
		    }
		}
	    }
	  else
	    {
	      sb_reset (&t);
	      src = sub_actual (src, in, &t, formal_hash, '\'', out, 0);
	    }
	}
      else if ((macro_alternate || macro_mri)
	       && is_name_beginner (in->ptr[src])
	       && (! inquote
		   || ! macro_strip_at
		   || (src > 0 && in->ptr[src - 1] == '@')))
	{
	  if (! macro
	      || src + 5 >= in->len
	      || strncasecmp (in->ptr + src, "LOCAL", 5) != 0
	      || ! ISWHITE (in->ptr[src + 5]))
	    {
	      sb_reset (&t);
	      src = sub_actual (src, in, &t, formal_hash,
				(macro_strip_at && inquote) ? '@' : '\'',
				out, 1);
	    }
	  else
	    {
	      src = sb_skip_white (src + 5, in);
	      while (in->ptr[src] != '\n')
		{
		  const char *name;
		  formal_entry *f = new_formal ();

		  src = get_token (src, in, &f->name);
		  name = sb_terminate (&f->name);
		  if (! hash_find (formal_hash, name))
		    {
		      static int loccnt;
		      char buf[20];

		      f->index = LOCAL_INDEX;
		      f->next = loclist;
		      loclist = f;

		      sprintf (buf, IS_ELF ? ".LL%04x" : "LL%04x", ++loccnt);
		      sb_add_string (&f->actual, buf);

		      err = hash_jam (formal_hash, name, f);
		      if (err != NULL)
			break;
		    }
		  else
		    {
		      as_bad_where (macro->file,
				    macro->line + macro_line,
				    _("`%s' was already used as parameter (or another local) name"),
				    name);
		      del_formal (f);
		    }

		  src = sb_skip_comma (src, in);
		}
	    }
	}
      else if (in->ptr[src] == '"'
	       || (macro_mri && in->ptr[src] == '\''))
	{
	  inquote = !inquote;
	  sb_add_char (out, in->ptr[src++]);
	}
      else if (in->ptr[src] == '@' && macro_strip_at)
	{
	  ++src;
	  if (src < in->len
	      && in->ptr[src] == '@')
	    {
	      sb_add_char (out, '@');
	      ++src;
	    }
	}
      else if (macro_mri
	       && in->ptr[src] == '='
	       && src + 1 < in->len
	       && in->ptr[src + 1] == '=')
	{
	  formal_entry *ptr;

	  sb_reset (&t);
	  src = get_token (src + 2, in, &t);
	  ptr = (formal_entry *) hash_find (formal_hash, sb_terminate (&t));
	  if (ptr == NULL)
	    {
	      /* FIXME: We should really return a warning string here,
                 but we can't, because the == might be in the MRI
                 comment field, and, since the nature of the MRI
                 comment field depends upon the exact instruction
                 being used, we don't have enough information here to
                 figure out whether it is or not.  Instead, we leave
                 the == in place, which should cause a syntax error if
                 it is not in a comment.  */
	      sb_add_char (out, '=');
	      sb_add_char (out, '=');
	      sb_add_sb (out, &t);
	    }
	  else
	    {
	      if (ptr->actual.len)
		{
		  sb_add_string (out, "-1");
		}
	      else
		{
		  sb_add_char (out, '0');
		}
	    }
	}
      else
	{
	  if (in->ptr[src] == '\n')
	    ++macro_line;
	  sb_add_char (out, in->ptr[src++]);
	}
    }

  sb_kill (&t);

  while (loclist != NULL)
    {
      formal_entry *f;

      f = loclist->next;
      /* Setting the value to NULL effectively deletes the entry.  We
         avoid calling hash_delete because it doesn't reclaim memory.  */
      hash_jam (formal_hash, sb_terminate (&loclist->name), NULL);
      del_formal (loclist);
      loclist = f;
    }

  return err;
}
示例#6
0
static int
do_formals (macro_entry *macro, int idx, sb *in)
{
  formal_entry **p = &macro->formals;
  const char *name;

  idx = sb_skip_white (idx, in);
  while (idx < in->len)
    {
      formal_entry *formal = new_formal ();
      int cidx;

      idx = get_token (idx, in, &formal->name);
      if (formal->name.len == 0)
	{
	  if (macro->formal_count)
	    --idx;
	  break;
	}
      idx = sb_skip_white (idx, in);
      /* This is a formal.  */
      name = sb_terminate (&formal->name);
      if (! macro_mri
	  && idx < in->len
	  && in->ptr[idx] == ':'
	  && (! is_name_beginner (':')
	      || idx + 1 >= in->len
	      || ! is_part_of_name (in->ptr[idx + 1])))
	{
	  /* Got a qualifier.  */
	  sb qual;

	  sb_new (&qual);
	  idx = get_token (sb_skip_white (idx + 1, in), in, &qual);
	  sb_terminate (&qual);
	  if (qual.len == 0)
	    as_bad_where (macro->file,
			  macro->line,
			  _("Missing parameter qualifier for `%s' in macro `%s'"),
			  name,
			  macro->name);
	  else if (strcmp (qual.ptr, "req") == 0)
	    formal->type = FORMAL_REQUIRED;
	  else if (strcmp (qual.ptr, "vararg") == 0)
	    formal->type = FORMAL_VARARG;
	  else
	    as_bad_where (macro->file,
			  macro->line,
			  _("`%s' is not a valid parameter qualifier for `%s' in macro `%s'"),
			  qual.ptr,
			  name,
			  macro->name);
	  sb_kill (&qual);
	  idx = sb_skip_white (idx, in);
	}
      if (idx < in->len && in->ptr[idx] == '=')
	{
	  /* Got a default.  */
	  idx = get_any_string (idx + 1, in, &formal->def);
	  idx = sb_skip_white (idx, in);
	  if (formal->type == FORMAL_REQUIRED)
	    {
	      sb_reset (&formal->def);
	      as_warn_where (macro->file,
			    macro->line,
			    _("Pointless default value for required parameter `%s' in macro `%s'"),
			    name,
			    macro->name);
	    }
	}

      /* Add to macro's hash table.  */
      if (! hash_find (macro->formal_hash, name))
	hash_jam (macro->formal_hash, name, formal);
      else
	as_bad_where (macro->file,
		      macro->line,
		      _("A parameter named `%s' already exists for macro `%s'"),
		      name,
		      macro->name);

      formal->index = macro->formal_count++;
      *p = formal;
      p = &formal->next;
      if (formal->type == FORMAL_VARARG)
	break;
      cidx = idx;
      idx = sb_skip_comma (idx, in);
      if (idx != cidx && idx >= in->len)
	{
	  idx = cidx;
	  break;
	}
    }

  if (macro_mri)
    {
      formal_entry *formal = new_formal ();

      /* Add a special NARG formal, which macro_expand will set to the
         number of arguments.  */
      /* The same MRI assemblers which treat '@' characters also use
         the name $NARG.  At least until we find an exception.  */
      if (macro_strip_at)
	name = "$NARG";
      else
	name = "NARG";

      sb_add_string (&formal->name, name);

      /* Add to macro's hash table.  */
      if (hash_find (macro->formal_hash, name))
	as_bad_where (macro->file,
		      macro->line,
		      _("Reserved word `%s' used as parameter in macro `%s'"),
		      name,
		      macro->name);
      hash_jam (macro->formal_hash, name, formal);

      formal->index = NARG_INDEX;
      *p = formal;
    }

  return idx;
}
示例#7
0
文件: cond.c 项目: great90/gcl
void
s_elseif (int arg)
{
  if (current_cframe == NULL)
    {
      as_bad (_("\".elseif\" without matching \".if\""));
    }
  else if (current_cframe->else_seen)
    {
      as_bad (_("\".elseif\" after \".else\""));
      as_bad_where (current_cframe->else_file_line.file,
		    current_cframe->else_file_line.line,
		    _("here is the previous \"else\""));
      as_bad_where (current_cframe->if_file_line.file,
		    current_cframe->if_file_line.line,
		    _("here is the previous \"if\""));
    }
  else
    {
      as_where (&current_cframe->else_file_line.file,
		&current_cframe->else_file_line.line);

      current_cframe->dead_tree |= !current_cframe->ignoring;
      current_cframe->ignoring = current_cframe->dead_tree;
    }

  if (current_cframe == NULL || current_cframe->ignoring)
    {
      while (! is_end_of_line[(unsigned char) *input_line_pointer])
	++input_line_pointer;

      if (current_cframe == NULL)
	return;
    }
  else
    {
      expressionS operand;
      int t;

      /* Leading whitespace is part of operand.  */
      SKIP_WHITESPACE ();

      expression (&operand);
      if (operand.X_op != O_constant)
	as_bad (_("non-constant expression in \".elseif\" statement"));

      switch ((operatorT) arg)
	{
	case O_eq: t = operand.X_add_number == 0; break;
	case O_ne: t = operand.X_add_number != 0; break;
	case O_lt: t = operand.X_add_number < 0; break;
	case O_le: t = operand.X_add_number <= 0; break;
	case O_ge: t = operand.X_add_number >= 0; break;
	case O_gt: t = operand.X_add_number > 0; break;
	default:
	  abort ();
	  return;
	}

      current_cframe->ignoring = current_cframe->dead_tree || ! t;
    }

  if (LISTING_SKIP_COND ()
      && (current_cframe->previous_cframe == NULL
	  || ! current_cframe->previous_cframe->ignoring))
    {
      if (! current_cframe->ignoring)
	listing_list (1);
      else
	listing_list (2);
    }

  demand_empty_rest_of_line ();
}