gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / bfd / elf32-microblaze.c

diff --git a/bfd/elf32-microblaze.c b/bfd/elf32-microblaze.c
index f88da8f6a0c6e57506174105db13f341efabc7b7..caf0f2edcaa2a95c20c038a9b49cec51af22007d 100644 (file)
--- a/bfd/elf32-microblaze.c
+++ b/bfd/elf32-microblaze.c
@@ -721,9 +721,6 @@ struct elf32_mb_link_hash_entry
 {
   struct elf_link_hash_entry elf;
 
-  /* Track dynamic relocs copied for this symbol.  */
-  struct elf_dyn_relocs *dyn_relocs;
-
   /* TLS Reference Types for the symbol; Updated by check_relocs */
 #define TLS_GD     1  /* GD reloc. */
 #define TLS_LD     2  /* LD reloc. */
@@ -790,7 +787,6 @@ link_hash_newfunc (struct bfd_hash_entry *entry,
       struct elf32_mb_link_hash_entry *eh;
 
       eh = (struct elf32_mb_link_hash_entry *) entry;
-      eh->dyn_relocs = NULL;
       eh->tls_mask = 0;
     }
 
@@ -2516,7 +2512,7 @@ microblaze_elf_check_relocs (bfd * abfd,
                /* If this is a global symbol, we count the number of
                   relocations we need for this symbol.  */
                if (h != NULL)
-                 head = &((struct elf32_mb_link_hash_entry *) h)->dyn_relocs;
+                 head = &h->dyn_relocs;
                else
                  {
                    /* Track dynamic relocs needed for local syms too.
@@ -2579,62 +2575,11 @@ microblaze_elf_copy_indirect_symbol (struct bfd_link_info *info,
   edir = (struct elf32_mb_link_hash_entry *) dir;
   eind = (struct elf32_mb_link_hash_entry *) ind;
 
-  if (eind->dyn_relocs != NULL)
-    {
-      if (edir->dyn_relocs != NULL)
-       {
-         struct elf_dyn_relocs **pp;
-         struct elf_dyn_relocs *p;
-
-         if (ind->root.type == bfd_link_hash_indirect)
-           abort ();
-
-         /* Add reloc counts against the weak sym to the strong sym
-            list.  Merge any entries against the same section.  */
-         for (pp = &eind->dyn_relocs; (p = *pp) != NULL; )
-           {
-             struct elf_dyn_relocs *q;
-
-             for (q = edir->dyn_relocs; q != NULL; q = q->next)
-               if (q->sec == p->sec)
-                 {
-                   q->pc_count += p->pc_count;
-                   q->count += p->count;
-                   *pp = p->next;
-                   break;
-                 }
-             if (q == NULL)
-               pp = &p->next;
-           }
-         *pp = edir->dyn_relocs;
-       }
-
-      edir->dyn_relocs = eind->dyn_relocs;
-      eind->dyn_relocs = NULL;
-    }
-
   edir->tls_mask |= eind->tls_mask;
 
   _bfd_elf_link_hash_copy_indirect (info, dir, ind);
 }
 
-/* Find dynamic relocs for H that apply to read-only sections.  */
-
-static asection *
-readonly_dynrelocs (struct elf_link_hash_entry *h)
-{
-  struct elf_dyn_relocs *p;
-
-  for (p = elf32_mb_hash_entry (h)->dyn_relocs; p != NULL; p = p->next)
-    {
-      asection *s = p->sec->output_section;
-
-      if (s != NULL && (s->flags & SEC_READONLY) != 0)
-       return p->sec;
-    }
-  return NULL;
-}
-
 static bfd_boolean
 microblaze_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
                                      struct elf_link_hash_entry *h)
@@ -2713,7 +2658,7 @@ microblaze_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
 
   /* If we don't find any dynamic relocs in read-only sections, then
      we'll be keeping the dynamic relocs and avoiding the copy reloc.  */
-  if (!readonly_dynrelocs (h))
+  if (!_bfd_elf_readonly_dynrelocs (h))
     {
       h->non_got_ref = 0;
       return TRUE;
@@ -2898,7 +2843,7 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void * dat)
   else
     h->got.offset = (bfd_vma) -1;
 
-  if (eh->dyn_relocs == NULL)
+  if (h->dyn_relocs == NULL)
     return TRUE;
 
   /* In the shared -Bsymbolic case, discard space allocated for
@@ -2915,7 +2860,7 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void * dat)
        {
          struct elf_dyn_relocs **pp;
 
-         for (pp = &eh->dyn_relocs; (p = *pp) != NULL; )
+         for (pp = &h->dyn_relocs; (p = *pp) != NULL; )
            {
              p->count -= p->pc_count;
              p->pc_count = 0;
@@ -2926,7 +2871,7 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void * dat)
            }
        }
       else if (UNDEFWEAK_NO_DYNAMIC_RELOC (info, h))
-       eh->dyn_relocs = NULL;
+       h->dyn_relocs = NULL;
     }
   else
     {
@@ -2956,13 +2901,13 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void * dat)
            goto keep;
        }
 
-      eh->dyn_relocs = NULL;
+      h->dyn_relocs = NULL;
 
     keep: ;
     }
 
   /* Finally, allocate space.  */
-  for (p = eh->dyn_relocs; p != NULL; p = p->next)
+  for (p = h->dyn_relocs; p != NULL; p = p->next)
     {
       asection *sreloc = elf_section_data (p->sec)->sreloc;
       sreloc->size += p->count * sizeof (Elf32_External_Rela);