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* elf32-arm.c (elf32_arm_final_link_relocate): Add
authorDaniel Jacobowitz <dan@debian.org>
Tue, 22 Mar 2005 15:39:08 +0000 (15:39 +0000)
committerDaniel Jacobowitz <dan@debian.org>
Tue, 22 Mar 2005 15:39:08 +0000 (15:39 +0000)
UNRESOLVED_RELOC_P argument.  Set it appropriately.
(elf32_arm_relocate_section): Update call to
elf32_arm_final_link_relocate.  Don't clobber RELOCATION; use
unresolved_reloc instead.

bfd/ChangeLog
bfd/elf32-arm.c

index 046266d..91f6137 100644 (file)
@@ -1,3 +1,11 @@
+2005-03-22  Daniel Jacobowitz  <dan@codesourcery.com>
+
+       * elf32-arm.c (elf32_arm_final_link_relocate): Add
+       UNRESOLVED_RELOC_P argument.  Set it appropriately.
+       (elf32_arm_relocate_section): Update call to
+       elf32_arm_final_link_relocate.  Don't clobber RELOCATION; use
+       unresolved_reloc instead.
+
 2005-03-23  Alan Modra  <amodra@bigpond.net.au>
 
        * elflink.c (elf_link_add_object_symbols): Set SEC_EXCLUDE on
index aa697f4..3f02797 100644 (file)
@@ -2242,7 +2242,8 @@ elf32_arm_final_link_relocate (reloc_howto_type *           howto,
                               asection *                   sym_sec,
                               const char *                 sym_name,
                               int                          sym_flags,
-                              struct elf_link_hash_entry * h)
+                              struct elf_link_hash_entry * h,
+                              bfd_boolean *                unresolved_reloc_p)
 {
   unsigned long                 r_type = howto->type;
   unsigned long                 r_symndx;
@@ -2345,6 +2346,7 @@ elf32_arm_final_link_relocate (reloc_howto_type *           howto,
          value = (splt->output_section->vma
                   + splt->output_offset
                   + h->plt.offset);
+         *unresolved_reloc_p = FALSE;
          return _bfd_final_link_relocate (howto, input_bfd, input_section,
                                           contents, rel->r_offset, value,
                                           (bfd_vma) 0);
@@ -2372,6 +2374,8 @@ elf32_arm_final_link_relocate (reloc_howto_type *           howto,
          bfd_byte *loc;
          bfd_boolean skip, relocate;
 
+         *unresolved_reloc_p = FALSE;
+
          if (sreloc == NULL)
            {
              const char * name;
@@ -2694,6 +2698,7 @@ elf32_arm_final_link_relocate (reloc_howto_type *           howto,
                     + h->plt.offset);
            /* Target the Thumb stub before the ARM PLT entry.  */
            value -= 4;
+           *unresolved_reloc_p = FALSE;
          }
 
        relocation = value + signed_addend;
@@ -2857,6 +2862,7 @@ elf32_arm_final_link_relocate (reloc_howto_type *           howto,
       if (sgot == NULL)
         return bfd_reloc_notsupported;
 
+      *unresolved_reloc_p = FALSE;
       value = sgot->output_section->vma;
       return _bfd_final_link_relocate (howto, input_bfd, input_section,
                                       contents, rel->r_offset, value,
@@ -2910,6 +2916,8 @@ elf32_arm_final_link_relocate (reloc_howto_type *           howto,
                  h->got.offset |= 1;
                }
            }
+         else
+           *unresolved_reloc_p = FALSE;
 
          value = sgot->output_offset + off;
        }
@@ -3125,6 +3133,7 @@ elf32_arm_relocate_section (bfd *                  output_bfd,
       bfd_vma                      relocation;
       bfd_reloc_status_type        r;
       arelent                      bfd_reloc;
+      bfd_boolean                  unresolved_reloc = FALSE;
 
       r_symndx = ELF32_R_SYM (rel->r_info);
       r_type   = ELF32_R_TYPE (rel->r_info);
@@ -3215,72 +3224,11 @@ elf32_arm_relocate_section (bfd *                  output_bfd,
       else
        {
          bfd_boolean warned;
-         bfd_boolean unresolved_reloc;
 
          RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
                                   r_symndx, symtab_hdr, sym_hashes,
                                   h, sec, relocation,
                                   unresolved_reloc, warned);
-
-         if (unresolved_reloc || relocation != 0)
-           {
-             /* In these cases, we don't need the relocation value.
-                We check specially because in some obscure cases
-                sec->output_section will be NULL.  */
-             switch (r_type)
-               {
-               case R_ARM_PC24:
-#ifndef OLD_ARM_ABI
-               case R_ARM_CALL:
-               case R_ARM_JUMP24:
-               case R_ARM_PREL31:
-#endif
-               case R_ARM_ABS32:
-               case R_ARM_THM_PC22:
-               case R_ARM_PLT32:
-
-                 if (info->shared
-                     && ((!info->symbolic && h->dynindx != -1)
-                         || !h->def_regular)
-                     && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
-                     && ((input_section->flags & SEC_ALLOC) != 0
-                         /* DWARF will emit R_ARM_ABS32 relocations in its
-                            sections against symbols defined externally
-                            in shared libraries.  We can't do anything
-                            with them here.  */
-                         || ((input_section->flags & SEC_DEBUGGING) != 0
-                             && h->def_dynamic))
-                     )
-                   relocation = 0;
-                 break;
-
-               case R_ARM_GOTPC:
-                 relocation = 0;
-                 break;
-
-               case R_ARM_GOT32:
-#ifndef OLD_ARM_ABI
-               case R_ARM_GOT_PREL:
-#endif
-                 if ((WILL_CALL_FINISH_DYNAMIC_SYMBOL
-                      (elf_hash_table (info)->dynamic_sections_created,
-                       info->shared, h))
-                     && (!info->shared
-                         || (!info->symbolic && h->dynindx != -1)
-                         || !h->def_regular))
-                   relocation = 0;
-                 break;
-
-               default:
-                 if (unresolved_reloc)
-                   _bfd_error_handler
-                     (_("%B(%A): warning: unresolvable relocation %d against symbol `%s'"),
-                      input_bfd, input_section,
-                      r_type,
-                      h->root.root.string);
-                 break;
-               }
-           }
        }
 
       if (h != NULL)
@@ -3297,7 +3245,22 @@ elf32_arm_relocate_section (bfd *                  output_bfd,
                                         input_section, contents, rel,
                                         relocation, info, sec, name,
                                         (h ? ELF_ST_TYPE (h->type) :
-                                         ELF_ST_TYPE (sym->st_info)), h);
+                                         ELF_ST_TYPE (sym->st_info)), h,
+                                        &unresolved_reloc);
+
+      /* Dynamic relocs are not propagated for SEC_DEBUGGING sections
+        because such sections are not SEC_ALLOC and thus ld.so will
+        not process them.  */
+      if (unresolved_reloc
+          && !((input_section->flags & SEC_DEBUGGING) != 0
+               && h->def_dynamic))
+       {
+         (*_bfd_error_handler)
+           (_("%B(%A+0x%lx): warning: unresolvable relocation %d against symbol `%s'"),
+            input_bfd, input_section, (long) rel->r_offset,
+            r_type, h->root.root.string);
+         return FALSE;
+       }
 
       if (r != bfd_reloc_ok)
        {