openwrt/toolchain/binutils/2.15.92.0.2/600-arm-textrel.patch

   1 http://sources.redhat.com/ml/binutils/2004-06/msg00010.html
   2 --- binutils-2.15.90.0.3-old/bfd/elf32-arm.h    2004-04-12 14:56:33.000000000 -0500
   3 +++ binutils-2.15.90.0.3/bfd/elf32-arm.h        2004-09-03 06:56:40.000000000 -0500
   4 @@ -3531,6 +3533,37 @@
   5    return TRUE;
   6  }
   7
   8 +/* Find any dynamic relocs that apply to read-only sections.  */
   9 +
  10 +static bfd_boolean
  11 +elf32_arm_readonly_dynrelocs (h, inf)
  12 +     struct elf_link_hash_entry *h;
  13 +     PTR inf;
  14 +{
  15 +  struct elf32_arm_link_hash_entry *eh;
  16 +  struct elf32_arm_relocs_copied *p;
  17 +
  18 +  if (h->root.type == bfd_link_hash_warning)
  19 +    h = (struct elf_link_hash_entry *) h->root.u.i.link;
  20 +
  21 +  eh = (struct elf32_arm_link_hash_entry *) h;
  22 +  for (p = eh->relocs_copied; p != NULL; p = p->next)
  23 +    {
  24 +      asection *s = p->section;
  25 +
  26 +      if (s != NULL && (s->flags & SEC_READONLY) != 0)
  27 +       {
  28 +         struct bfd_link_info *info = (struct bfd_link_info *) inf;
  29 +
  30 +         info->flags |= DF_TEXTREL;
  31 +
  32 +         /* Not an error, just cut short the traversal.  */
  33 +         return FALSE;
  34 +       }
  35 +    }
  36 +  return TRUE;
  37 +}
  38 +
  39  /* Set the sizes of the dynamic sections.  */
  40
  41  static bfd_boolean
  42 @@ -3740,6 +3773,12 @@
  43             return FALSE;
  44         }
  45
  46 +      /* If any dynamic relocs apply to a read-only section,
  47 +         then we need a DT_TEXTREL entry.  */
  48 +      if ((info->flags & DF_TEXTREL) == 0)
  49 +        elf_link_hash_traverse (&htab->root, elf32_arm_readonly_dynrelocs,
  50 +                                (PTR) info);
  51 +
  52        if ((info->flags & DF_TEXTREL) != 0)
  53         {
  54           if (!add_dynamic_entry (DT_TEXTREL, 0))