som.c

基于4个mips核的noc设计

  SOM_HOWTO (R_RELOCATION, "R_RELOCATION"),
  SOM_HOWTO (R_DATA_ONE_SYMBOL, "R_DATA_ONE_SYMBOL"),
  SOM_HOWTO (R_DATA_ONE_SYMBOL, "R_DATA_ONE_SYMBOL"),
  SOM_HOWTO (R_DATA_PLABEL, "R_DATA_PLABEL"),
  SOM_HOWTO (R_DATA_PLABEL, "R_DATA_PLABEL"),
  SOM_HOWTO (R_SPACE_REF, "R_SPACE_REF"),
  SOM_HOWTO (R_REPEATED_INIT, "REPEATED_INIT"),
  SOM_HOWTO (R_REPEATED_INIT, "REPEATED_INIT"),
  SOM_HOWTO (R_REPEATED_INIT, "REPEATED_INIT"),
  SOM_HOWTO (R_REPEATED_INIT, "REPEATED_INIT"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_PCREL_CALL, "R_PCREL_CALL"),
  SOM_HOWTO (R_SHORT_PCREL_MODE, "R_SHORT_PCREL_MODE"),
  SOM_HOWTO (R_LONG_PCREL_MODE, "R_LONG_PCREL_MODE"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_ABS_CALL, "R_ABS_CALL"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_DP_RELATIVE, "R_DP_RELATIVE"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_DLT_REL, "R_DLT_REL"),
  SOM_HOWTO (R_DLT_REL, "R_DLT_REL"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_CODE_ONE_SYMBOL, "R_CODE_ONE_SYMBOL"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_MILLI_REL, "R_MILLI_REL"),
  SOM_HOWTO (R_MILLI_REL, "R_MILLI_REL"),
  SOM_HOWTO (R_CODE_PLABEL, "R_CODE_PLABEL"),
  SOM_HOWTO (R_CODE_PLABEL, "R_CODE_PLABEL"),
  SOM_HOWTO (R_BREAKPOINT, "R_BREAKPOINT"),
  SOM_HOWTO (R_ENTRY, "R_ENTRY"),
  SOM_HOWTO (R_ENTRY, "R_ENTRY"),
  SOM_HOWTO (R_ALT_ENTRY, "R_ALT_ENTRY"),
  SOM_HOWTO (R_EXIT, "R_EXIT"),
  SOM_HOWTO (R_BEGIN_TRY, "R_BEGIN_TRY"),
  SOM_HOWTO (R_END_TRY, "R_END_TRY"),
  SOM_HOWTO (R_END_TRY, "R_END_TRY"),
  SOM_HOWTO (R_END_TRY, "R_END_TRY"),
  SOM_HOWTO (R_BEGIN_BRTAB, "R_BEGIN_BRTAB"),
  SOM_HOWTO (R_END_BRTAB, "R_END_BRTAB"),
  SOM_HOWTO (R_STATEMENT, "R_STATEMENT"),
  SOM_HOWTO (R_STATEMENT, "R_STATEMENT"),
  SOM_HOWTO (R_STATEMENT, "R_STATEMENT"),
  SOM_HOWTO (R_DATA_EXPR, "R_DATA_EXPR"),
  SOM_HOWTO (R_CODE_EXPR, "R_CODE_EXPR"),
  SOM_HOWTO (R_FSEL, "R_FSEL"),
  SOM_HOWTO (R_LSEL, "R_LSEL"),
  SOM_HOWTO (R_RSEL, "R_RSEL"),
  SOM_HOWTO (R_N_MODE, "R_N_MODE"),
  SOM_HOWTO (R_S_MODE, "R_S_MODE"),
  SOM_HOWTO (R_D_MODE, "R_D_MODE"),
  SOM_HOWTO (R_R_MODE, "R_R_MODE"),
  SOM_HOWTO (R_DATA_OVERRIDE, "R_DATA_OVERRIDE"),
  SOM_HOWTO (R_DATA_OVERRIDE, "R_DATA_OVERRIDE"),
  SOM_HOWTO (R_DATA_OVERRIDE, "R_DATA_OVERRIDE"),
  SOM_HOWTO (R_DATA_OVERRIDE, "R_DATA_OVERRIDE"),
  SOM_HOWTO (R_DATA_OVERRIDE, "R_DATA_OVERRIDE"),
  SOM_HOWTO (R_TRANSLATED, "R_TRANSLATED"),
  SOM_HOWTO (R_AUX_UNWIND, "R_AUX_UNWIND"),
  SOM_HOWTO (R_COMP1, "R_COMP1"),
  SOM_HOWTO (R_COMP2, "R_COMP2"),
  SOM_HOWTO (R_COMP3, "R_COMP3"),
  SOM_HOWTO (R_PREV_FIXUP, "R_PREV_FIXUP"),
  SOM_HOWTO (R_PREV_FIXUP, "R_PREV_FIXUP"),
  SOM_HOWTO (R_PREV_FIXUP, "R_PREV_FIXUP"),
  SOM_HOWTO (R_PREV_FIXUP, "R_PREV_FIXUP"),
  SOM_HOWTO (R_SEC_STMT, "R_SEC_STMT"),
  SOM_HOWTO (R_N0SEL, "R_N0SEL"),
  SOM_HOWTO (R_N1SEL, "R_N1SEL"),
  SOM_HOWTO (R_LINETAB, "R_LINETAB"),
  SOM_HOWTO (R_LINETAB_ESC, "R_LINETAB_ESC"),
  SOM_HOWTO (R_LTP_OVERRIDE, "R_LTP_OVERRIDE"),
  SOM_HOWTO (R_COMMENT, "R_COMMENT"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED"),
  SOM_HOWTO (R_RESERVED, "R_RESERVED")
};

/* Initialize the SOM relocation queue.  By definition the queue holds
   the last four multibyte fixups.  */

static void
som_initialize_reloc_queue (queue)
     struct reloc_queue *queue;
{
  queue[0].reloc = NULL;
  queue[0].size = 0;
  queue[1].reloc = NULL;
  queue[1].size = 0;
  queue[2].reloc = NULL;
  queue[2].size = 0;
  queue[3].reloc = NULL;
  queue[3].size = 0;
}

/* Insert a new relocation into the relocation queue.  */

static void
som_reloc_queue_insert (p, size, queue)
     unsigned char *p;
     unsigned int size;
     struct reloc_queue *queue;
{
  queue[3].reloc = queue[2].reloc;
  queue[3].size = queue[2].size;
  queue[2].reloc = queue[1].reloc;
  queue[2].size = queue[1].size;
  queue[1].reloc = queue[0].reloc;
  queue[1].size = queue[0].size;
  queue[0].reloc = p;
  queue[0].size = size;
}

/* When an entry in the relocation queue is reused, the entry moves
   to the front of the queue.  */

static void
som_reloc_queue_fix (queue, index)
     struct reloc_queue *queue;
     unsigned int index;
{
  if (index == 0)
    return;

  if (index == 1)
    {
      unsigned char *tmp1 = queue[0].reloc;
      unsigned int tmp2 = queue[0].size;
      queue[0].reloc = queue[1].reloc;
      queue[0].size = queue[1].size;
      queue[1].reloc = tmp1;
      queue[1].size = tmp2;
      return;
    }

  if (index == 2)
    {
      unsigned char *tmp1 = queue[0].reloc;
      unsigned int tmp2 = queue[0].size;
      queue[0].reloc = queue[2].reloc;
      queue[0].size = queue[2].size;
      queue[2].reloc = queue[1].reloc;
      queue[2].size = queue[1].size;
      queue[1].reloc = tmp1;
      queue[1].size = tmp2;
      return;
    }

  if (index == 3)
    {
      unsigned char *tmp1 = queue[0].reloc;
      unsigned int tmp2 = queue[0].size;
      queue[0].reloc = queue[3].reloc;
      queue[0].size = queue[3].size;
      queue[3].reloc = queue[2].reloc;
      queue[3].size = queue[2].size;
      queue[2].reloc = queue[1].reloc;
      queue[2].size = queue[1].size;
      queue[1].reloc = tmp1;
      queue[1].size = tmp2;
      return;
    }
  abort ();
}

/* Search for a particular relocation in the relocation queue.  */

static int
som_reloc_queue_find (p, size, queue)
     unsigned char *p;
     unsigned int size;
     struct reloc_queue *queue;
{
  if (queue[0].reloc && !memcmp (p, queue[0].reloc, size)
      && size == queue[0].size)
    return 0;
  if (queue[1].reloc && !memcmp (p, queue[1].reloc, size)
      && size == queue[1].size)
    return 1;
  if (queue[2].reloc && !memcmp (p, queue[2].reloc, size)
      && size == queue[2].size)
    return 2;
  if (queue[3].reloc && !memcmp (p, queue[3].reloc, size)
      && size == queue[3].size)
    return 3;
  return -1;
}

static unsigned char *
try_prev_fixup (abfd, subspace_reloc_sizep, p, size, queue)
     bfd *abfd ATTRIBUTE_UNUSED;
     int *subspace_reloc_sizep;
     unsigned char *p;
     unsigned int size;
     struct reloc_queue *queue;
{
  int queue_index = som_reloc_queue_find (p, size, queue);

  if (queue_index != -1)
    {
      /* Found this in a previous fixup.  Undo the fixup we
	 just built and use R_PREV_FIXUP instead.  We saved
	 a total of size - 1 bytes in the fixup stream.  */
      bfd_put_8 (abfd, R_PREV_FIXUP + queue_index, p);
      p += 1;
      *subspace_reloc_sizep += 1;
      som_reloc_queue_fix (queue, queue_index);
    }
  else
    {
      som_reloc_queue_insert (p, size, queue);
      *subspace_reloc_sizep += size;
      p += size;
    }
  return p;
}

/* Emit the proper R_NO_RELOCATION fixups to map the next SKIP
   bytes without any relocation.  Update the size of the subspace
   relocation stream via SUBSPACE_RELOC_SIZE_P; also return the
   current pointer into the relocation stream.  */

static unsigned char *
som_reloc_skip (abfd, skip, p, subspace_reloc_sizep, queue)
     bfd *abfd;
     unsigned int skip;
     unsigned char *p;
     unsigned int *subspace_reloc_sizep;
     struct reloc_queue *queue;
{
  /* Use a 4 byte R_NO_RELOCATION entry with a maximal value
     then R_PREV_FIXUPs to get the difference down to a
     reasonable size.  */
  if (skip >= 0x1000000)
    {
      skip -= 0x1000000;
      bfd_put_8 (abfd, R_NO_RELOCATION + 31, p);
      bfd_put_8 (abfd, 0xff, p + 1);
      bfd_put_16 (abfd, 0xffff, p + 2);
      p = try_prev_fixup (abfd, subspace_reloc_sizep, p, 4, queue);
      while (skip >= 0x1000000)
	{
	  skip -= 0x1000000;
	  bfd_put_8 (abfd, R_PREV_FIXUP, p);
	  p++;
	  *subspace_reloc_sizep += 1;
	  /* No need to adjust queue here since we are repeating the
	     most recent fixup.  */
	}
    }

  /* The difference must be less than 0x1000000.  Use one
     more R_NO_RELOCATION entry to get to the right difference.  */
  if ((skip & 3) == 0 && skip <= 0xc0000 && skip > 0)
    {
      /* Difference can be handled in a simple single-byte
	 R_NO_RELOCATION entry.  */
      if (skip <= 0x60)
	{
	  bfd_put_8 (abfd, R_NO_RELOCATION + (skip >> 2) - 1, p);
	  *subspace_reloc_sizep += 1;
	  p++;
	}
      /* Handle it with a two byte R_NO_RELOCATION entry.  */
      else if (skip <= 0x1000)