gdb/
[deliverable/binutils-gdb.git] / bfd / elf32-sh.c
index 9bc2dd5a7949ec92cab4acd4843849749a857bb9..df4affd682d3beea5c6f7af73b47a44715da4a03 100644 (file)
@@ -2406,7 +2406,7 @@ struct elf_sh_link_hash_entry
      and thus require fixups or relocations.  */
   bfd_signed_vma abs_funcdesc_refcount;
 
-  enum {
+  enum got_type {
     GOT_UNKNOWN = 0, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_FUNCDESC
   } got_type;
 };
@@ -2622,39 +2622,39 @@ create_got_section (bfd *dynobj, struct bfd_link_info *info)
   if (htab == NULL)
     return FALSE;
 
-  htab->sgot = bfd_get_section_by_name (dynobj, ".got");
-  htab->sgotplt = bfd_get_section_by_name (dynobj, ".got.plt");
-  htab->srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
+  htab->sgot = bfd_get_linker_section (dynobj, ".got");
+  htab->sgotplt = bfd_get_linker_section (dynobj, ".got.plt");
+  htab->srelgot = bfd_get_linker_section (dynobj, ".rela.got");
   if (! htab->sgot || ! htab->sgotplt || ! htab->srelgot)
     abort ();
 
-  htab->sfuncdesc = bfd_make_section_with_flags (dynobj, ".got.funcdesc",
-                                                (SEC_ALLOC | SEC_LOAD
-                                                 | SEC_HAS_CONTENTS
-                                                 | SEC_IN_MEMORY
-                                                 | SEC_LINKER_CREATED));
+  htab->sfuncdesc = bfd_make_section_anyway_with_flags (dynobj, ".got.funcdesc",
+                                                       (SEC_ALLOC | SEC_LOAD
+                                                        | SEC_HAS_CONTENTS
+                                                        | SEC_IN_MEMORY
+                                                        | SEC_LINKER_CREATED));
   if (htab->sfuncdesc == NULL
       || ! bfd_set_section_alignment (dynobj, htab->sfuncdesc, 2))
     return FALSE;
 
-  htab->srelfuncdesc = bfd_make_section_with_flags (dynobj,
-                                                   ".rela.got.funcdesc",
-                                                   (SEC_ALLOC | SEC_LOAD
-                                                    | SEC_HAS_CONTENTS
-                                                    | SEC_IN_MEMORY
-                                                    | SEC_LINKER_CREATED
-                                                    | SEC_READONLY));
+  htab->srelfuncdesc = bfd_make_section_anyway_with_flags (dynobj,
+                                                          ".rela.got.funcdesc",
+                                                          (SEC_ALLOC | SEC_LOAD
+                                                           | SEC_HAS_CONTENTS
+                                                           | SEC_IN_MEMORY
+                                                           | SEC_LINKER_CREATED
+                                                           | SEC_READONLY));
   if (htab->srelfuncdesc == NULL
       || ! bfd_set_section_alignment (dynobj, htab->srelfuncdesc, 2))
     return FALSE;
 
   /* Also create .rofixup.  */
-  htab->srofixup = bfd_make_section_with_flags (dynobj, ".rofixup",
-                                               (SEC_ALLOC | SEC_LOAD
-                                                | SEC_HAS_CONTENTS
-                                                | SEC_IN_MEMORY
-                                                | SEC_LINKER_CREATED
-                                                | SEC_READONLY));
+  htab->srofixup = bfd_make_section_anyway_with_flags (dynobj, ".rofixup",
+                                                      (SEC_ALLOC | SEC_LOAD
+                                                       | SEC_HAS_CONTENTS
+                                                       | SEC_IN_MEMORY
+                                                       | SEC_LINKER_CREATED
+                                                       | SEC_READONLY));
   if (htab->srofixup == NULL
       || ! bfd_set_section_alignment (dynobj, htab->srofixup, 2))
     return FALSE;
@@ -2708,7 +2708,7 @@ sh_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
   if (bed->plt_readonly)
     pltflags |= SEC_READONLY;
 
-  s = bfd_make_section_with_flags (abfd, ".plt", pltflags);
+  s = bfd_make_section_anyway_with_flags (abfd, ".plt", pltflags);
   htab->splt = s;
   if (s == NULL
       || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
@@ -2737,9 +2737,10 @@ sh_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
        return FALSE;
     }
 
-  s = bfd_make_section_with_flags (abfd,
-                                  bed->default_use_rela_p ? ".rela.plt" : ".rel.plt",
-                                  flags | SEC_READONLY);
+  s = bfd_make_section_anyway_with_flags (abfd,
+                                         bed->default_use_rela_p
+                                         ? ".rela.plt" : ".rel.plt",
+                                         flags | SEC_READONLY);
   htab->srelplt = s;
   if (s == NULL
       || ! bfd_set_section_alignment (abfd, s, ptralign))
@@ -2749,32 +2750,6 @@ sh_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
       && !create_got_section (abfd, info))
     return FALSE;
 
-  {
-    const char *secname;
-    char *relname;
-    flagword secflags;
-    asection *sec;
-
-    for (sec = abfd->sections; sec; sec = sec->next)
-      {
-       secflags = bfd_get_section_flags (abfd, sec);
-       if ((secflags & (SEC_DATA | SEC_LINKER_CREATED))
-           || ((secflags & SEC_HAS_CONTENTS) != SEC_HAS_CONTENTS))
-         continue;
-       secname = bfd_get_section_name (abfd, sec);
-       relname = (char *) bfd_malloc ((bfd_size_type) strlen (secname) + 6);
-       strcpy (relname, ".rela");
-       strcat (relname, secname);
-       if (bfd_get_section_by_name (abfd, secname))
-         continue;
-       s = bfd_make_section_with_flags (abfd, relname,
-                                        flags | SEC_READONLY);
-       if (s == NULL
-           || ! bfd_set_section_alignment (abfd, s, ptralign))
-         return FALSE;
-      }
-  }
-
   if (bed->want_dynbss)
     {
       /* The .dynbss section is a place to put symbols which are defined
@@ -2783,8 +2758,8 @@ sh_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
         image and use a R_*_COPY reloc to tell the dynamic linker to
         initialize them at run time.  The linker script puts the .dynbss
         section into the .bss section of the final image.  */
-      s = bfd_make_section_with_flags (abfd, ".dynbss",
-                                      SEC_ALLOC | SEC_LINKER_CREATED);
+      s = bfd_make_section_anyway_with_flags (abfd, ".dynbss",
+                                             SEC_ALLOC | SEC_LINKER_CREATED);
       htab->sdynbss = s;
       if (s == NULL)
        return FALSE;
@@ -2802,10 +2777,10 @@ sh_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
         copy relocs.  */
       if (! info->shared)
        {
-         s = bfd_make_section_with_flags (abfd,
-                                          (bed->default_use_rela_p
-                                           ? ".rela.bss" : ".rel.bss"),
-                                          flags | SEC_READONLY);
+         s = bfd_make_section_anyway_with_flags (abfd,
+                                                 (bed->default_use_rela_p
+                                                  ? ".rela.bss" : ".rel.bss"),
+                                                 flags | SEC_READONLY);
          htab->srelbss = s;
          if (s == NULL
              || ! bfd_set_section_alignment (abfd, s, ptralign))
@@ -3078,7 +3053,7 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
     {
       asection *s;
       bfd_boolean dyn;
-      int got_type = sh_elf_hash_entry (h)->got_type;
+      enum got_type got_type = sh_elf_hash_entry (h)->got_type;
 
       /* Make sure this symbol is output as a dynamic symbol.
         Undefined weak syms won't yet be marked as dynamic.  */
@@ -3104,6 +3079,9 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
              && (got_type == GOT_NORMAL || got_type == GOT_FUNCDESC))
            htab->srofixup->size += 4;
        }
+      /* No dynamic relocations required when IE->LE conversion happens.  */
+      else if (got_type == GOT_TLS_IE && !h->def_dynamic && !info->shared)
+       ;
       /* R_SH_TLS_IE_32 needs one dynamic relocation if dynamic,
         R_SH_TLS_GD needs one if local symbol and two if global.  */
       else if ((got_type == GOT_TLS_GD && h->dynindx == -1)
@@ -3440,7 +3418,7 @@ sh_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
       /* Set the contents of the .interp section to the interpreter.  */
       if (info->executable)
        {
-         s = bfd_get_section_by_name (dynobj, ".interp");
+         s = bfd_get_linker_section (dynobj, ".interp");
          BFD_ASSERT (s != NULL);
          s->size = sizeof ELF_DYNAMIC_INTERPRETER;
          s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
@@ -3977,7 +3955,7 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
       bfd_reloc_status_type r;
       int seen_stt_datalabel = 0;
       bfd_vma off;
-      int got_type;
+      enum got_type got_type;
       const char *symname = NULL;
 
       r_symndx = ELF32_R_SYM (rel->r_info);
@@ -4045,7 +4023,7 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
              _("Unexpected STO_SH5_ISA32 on local symbol is not handled"),
              input_bfd, input_section, rel->r_offset));
 
-         if (sec != NULL && elf_discarded_section (sec))
+         if (sec != NULL && discarded_section (sec))
            /* Handled below.  */
            ;
          else if (info->relocatable)
@@ -4237,9 +4215,9 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
            }
        }
 
-      if (sec != NULL && elf_discarded_section (sec))
+      if (sec != NULL && discarded_section (sec))
        RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
-                                        rel, relend, howto, contents);
+                                        rel, 1, relend, howto, 0, contents);
 
       if (info->relocatable)
        continue;
@@ -4695,8 +4673,8 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
 
                      if (srelgot == NULL)
                        {
-                         srelgot = bfd_get_section_by_name (dynobj,
-                                                            ".rela.got");
+                         srelgot = bfd_get_linker_section (dynobj,
+                                                           ".rela.got");
                          BFD_ASSERT (srelgot != NULL);
                        }
 
@@ -5017,7 +4995,7 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
 
                if (srelgot == NULL)
                  {
-                   srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
+                   srelgot = bfd_get_linker_section (dynobj, ".rela.got");
                    BFD_ASSERT (srelgot != NULL);
                  }
 
@@ -5307,7 +5285,7 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
 
              if (srelgot == NULL)
                {
-                 srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
+                 srelgot = bfd_get_linker_section (dynobj, ".rela.got");
                  BFD_ASSERT (srelgot != NULL);
                }
 
@@ -6090,7 +6068,7 @@ sh_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec,
   const Elf_Internal_Rela *rel_end;
   asection *sreloc;
   unsigned int r_type;
-  int got_type, old_got_type;
+  enum got_type got_type, old_got_type;
 
   sreloc = NULL;
 
@@ -7164,8 +7142,7 @@ sh_elf_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info,
                  && (h->root.type == bfd_link_hash_defined
                      || h->root.type == bfd_link_hash_defweak));
 
-      s = bfd_get_section_by_name (h->root.u.def.section->owner,
-                                  ".rela.bss");
+      s = bfd_get_linker_section (htab->root.dynobj, ".rela.bss");
       BFD_ASSERT (s != NULL);
 
       rel.r_offset = (h->root.u.def.value
@@ -7180,7 +7157,7 @@ sh_elf_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info,
   /* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute.  On VxWorks,
      _GLOBAL_OFFSET_TABLE_ is not absolute: it is relative to the
      ".got" section.  */
-  if (strcmp (h->root.root.string, "_DYNAMIC") == 0
+  if (h == htab->root.hdynamic
       || (!htab->vxworks_p && h == htab->root.hgot))
     sym->st_shndx = SHN_ABS;
 
@@ -7201,7 +7178,7 @@ sh_elf_finish_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info)
     return FALSE;
 
   sgotplt = htab->sgotplt;
-  sdyn = bfd_get_section_by_name (htab->root.dynobj, ".dynamic");
+  sdyn = bfd_get_linker_section (htab->root.dynobj, ".dynamic");
 
   if (htab->root.dynamic_sections_created)
     {
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