* elf/hppa.h (R_PARISC_DIR64WR, R_PARISC_DIR64DR): Remove relocs.
[deliverable/binutils-gdb.git] / bfd / elf32-m68k.c
index 2f9dad6658c9a60f4b16500d809223ba6df0fba3..fec2bbb460a6f0e578eca87f851b4d16bd716bdb 100644 (file)
@@ -481,7 +481,12 @@ elf_m68k_check_relocs (abfd, info, sec, relocs)
       if (r_symndx < symtab_hdr->sh_info)
        h = NULL;
       else
-       h = sym_hashes[r_symndx - symtab_hdr->sh_info];
+       {
+         h = sym_hashes[r_symndx - symtab_hdr->sh_info];
+         while (h->root.type == bfd_link_hash_indirect
+                || h->root.type == bfd_link_hash_warning)
+           h = (struct elf_link_hash_entry *) h->root.u.i.link;
+       }
 
       switch (ELF32_R_TYPE (rel->r_info))
        {
@@ -517,15 +522,15 @@ elf_m68k_check_relocs (abfd, info, sec, relocs)
              srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
              if (srelgot == NULL)
                {
-                 srelgot = bfd_make_section (dynobj, ".rela.got");
+                 srelgot = bfd_make_section_with_flags (dynobj,
+                                                        ".rela.got",
+                                                        (SEC_ALLOC
+                                                         | SEC_LOAD
+                                                         | SEC_HAS_CONTENTS
+                                                         | SEC_IN_MEMORY
+                                                         | SEC_LINKER_CREATED
+                                                         | SEC_READONLY));
                  if (srelgot == NULL
-                     || !bfd_set_section_flags (dynobj, srelgot,
-                                                (SEC_ALLOC
-                                                 | SEC_LOAD
-                                                 | SEC_HAS_CONTENTS
-                                                 | SEC_IN_MEMORY
-                                                 | SEC_LINKER_CREATED
-                                                 | SEC_READONLY))
                      || !bfd_set_section_alignment (dynobj, srelgot, 2))
                    return FALSE;
                }
@@ -691,15 +696,15 @@ elf_m68k_check_relocs (abfd, info, sec, relocs)
                  sreloc = bfd_get_section_by_name (dynobj, name);
                  if (sreloc == NULL)
                    {
-                     sreloc = bfd_make_section (dynobj, name);
+                     sreloc = bfd_make_section_with_flags (dynobj,
+                                                           name,
+                                                           (SEC_ALLOC
+                                                            | SEC_LOAD
+                                                            | SEC_HAS_CONTENTS
+                                                            | SEC_IN_MEMORY
+                                                            | SEC_LINKER_CREATED
+                                                            | SEC_READONLY));
                      if (sreloc == NULL
-                         || !bfd_set_section_flags (dynobj, sreloc,
-                                                    (SEC_ALLOC
-                                                     | SEC_LOAD
-                                                     | SEC_HAS_CONTENTS
-                                                     | SEC_IN_MEMORY
-                                                     | SEC_LINKER_CREATED
-                                                     | SEC_READONLY))
                          || !bfd_set_section_alignment (dynobj, sreloc, 2))
                        return FALSE;
                    }
@@ -740,14 +745,16 @@ elf_m68k_check_relocs (abfd, info, sec, relocs)
                  else
                    {
                      asection *s;
+                     void *vpp;
+
                      s = (bfd_section_from_r_symndx
                           (abfd, &elf_m68k_hash_table (info)->sym_sec,
                            sec, r_symndx));
                      if (s == NULL)
                        return FALSE;
 
-                     head = ((struct elf_m68k_pcrel_relocs_copied **)
-                             &elf_section_data (s)->local_dynrel);
+                     vpp = &elf_section_data (s)->local_dynrel;
+                     head = (struct elf_m68k_pcrel_relocs_copied **) vpp;
                    }
 
                  for (p = *head; p != NULL; p = p->next)
@@ -1076,6 +1083,13 @@ elf_m68k_adjust_dynamic_symbol (info, h)
   if (info->shared)
     return TRUE;
 
+  if (h->size == 0)
+    {
+      (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+                            h->root.root.string);
+      return TRUE;
+    }
+
   /* We must allocate the symbol in our .dynbss section, which will
      become part of the .bss section of the executable.  There will be
      an entry for this symbol in the .dynsym section.  The dynamic
@@ -1184,7 +1198,6 @@ elf_m68k_size_dynamic_sections (output_bfd, info)
   for (s = dynobj->sections; s != NULL; s = s->next)
     {
       const char *name;
-      bfd_boolean strip;
 
       if ((s->flags & SEC_LINKER_CREATED) == 0)
        continue;
@@ -1193,38 +1206,14 @@ elf_m68k_size_dynamic_sections (output_bfd, info)
         of the dynobj section names depend upon the input files.  */
       name = bfd_get_section_name (dynobj, s);
 
-      strip = FALSE;
-
       if (strcmp (name, ".plt") == 0)
        {
-         if (s->size == 0)
-           {
-             /* Strip this section if we don't need it; see the
-                 comment below.  */
-             strip = TRUE;
-           }
-         else
-           {
-             /* Remember whether there is a PLT.  */
-             plt = TRUE;
-           }
+         /* Remember whether there is a PLT.  */
+         plt = s->size != 0;
        }
       else if (strncmp (name, ".rela", 5) == 0)
        {
-         if (s->size == 0)
-           {
-             /* If we don't need this section, strip it from the
-                output file.  This is mostly to handle .rela.bss and
-                .rela.plt.  We must create both sections in
-                create_dynamic_sections, because they must be created
-                before the linker maps input sections to output
-                sections.  The linker does that before
-                adjust_dynamic_symbol is called, and it is that
-                function which decides whether anything needs to go
-                into these sections.  */
-             strip = TRUE;
-           }
-         else
+         if (s->size != 0)
            {
              relocs = TRUE;
 
@@ -1233,18 +1222,31 @@ elf_m68k_size_dynamic_sections (output_bfd, info)
              s->reloc_count = 0;
            }
        }
-      else if (strncmp (name, ".got", 4) != 0)
+      else if (strncmp (name, ".got", 4) != 0
+              && strcmp (name, ".dynbss") != 0)
        {
          /* It's not one of our sections, so don't allocate space.  */
          continue;
        }
 
-      if (strip)
+      if (s->size == 0)
        {
+         /* If we don't need this section, strip it from the
+            output file.  This is mostly to handle .rela.bss and
+            .rela.plt.  We must create both sections in
+            create_dynamic_sections, because they must be created
+            before the linker maps input sections to output
+            sections.  The linker does that before
+            adjust_dynamic_symbol is called, and it is that
+            function which decides whether anything needs to go
+            into these sections.  */
          s->flags |= SEC_EXCLUDE;
          continue;
        }
 
+      if ((s->flags & SEC_HAS_CONTENTS) == 0)
+       continue;
+
       /* Allocate memory for the section contents.  */
       /* FIXME: This should be a call to bfd_alloc not bfd_zalloc.
         Unused entries should be reclaimed before the section's contents
@@ -1252,7 +1254,7 @@ elf_m68k_size_dynamic_sections (output_bfd, info)
         order to prevent writing out garbage, we initialise the section's
         contents to zero.  */
       s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->size);
-      if (s->contents == NULL && s->size != 0)
+      if (s->contents == NULL)
        return FALSE;
     }
 
@@ -1732,10 +1734,11 @@ elf_m68k_relocate_section (output_bfd, info, input_bfd, input_section,
               && h->def_dynamic))
        {
          (*_bfd_error_handler)
-           (_("%B(%A+0x%lx): unresolvable relocation against symbol `%s'"),
+           (_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
             input_bfd,
             input_section,
             (long) rel->r_offset,
+            howto->name,
             h->root.root.string);
          return FALSE;
        }
@@ -1868,7 +1871,7 @@ elf_m68k_finish_dynamic_symbol (output_bfd, info, h, sym)
                  + got_offset
                  - (splt->output_section->vma
                     + h->plt.offset
-                    + CFV4E_FLAG (output_bfd) ? 8 : 2),
+                    + (CFV4E_FLAG (output_bfd) ? 8 : 2)),
                  splt->contents + h->plt.offset + plt_off1);
 
       bfd_put_32 (output_bfd, plt_index * sizeof (Elf32_External_Rela),
@@ -1881,7 +1884,7 @@ elf_m68k_finish_dynamic_symbol (output_bfd, info, h, sym)
                  (splt->output_section->vma
                   + splt->output_offset
                   + h->plt.offset
-                  + CFV4E_FLAG (output_bfd) ? 12 : 8),
+                  + (CFV4E_FLAG (output_bfd) ? 12 : 8)),
                  sgot->contents + got_offset);
 
       /* Fill in the entry in the .rela.plt section.  */
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