Update year range in copyright notice of all files.

[deliverable/binutils-gdb.git] / bfd / elf64-x86-64.c

diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c
index d5a36bcc74962079caac6a3f515729ee2dd90ced..36630f88cc10c7f52255bc2e8d89208983e99f75 100644 (file)
--- a/bfd/elf64-x86-64.c
+++ b/bfd/elf64-x86-64.c
@@ -1,5 +1,5 @@
 /* X86-64 specific support for ELF
-   Copyright (C) 2000-2016 Free Software Foundation, Inc.
+   Copyright (C) 2000-2017 Free Software Foundation, Inc.
    Contributed by Jan Hubicka <jh@suse.cz>.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -1164,14 +1164,9 @@ elf_x86_64_copy_indirect_symbol (struct bfd_link_info *info,
   edir = (struct elf_x86_64_link_hash_entry *) dir;
   eind = (struct elf_x86_64_link_hash_entry *) ind;
 
-  if (!edir->has_bnd_reloc)
-    edir->has_bnd_reloc = eind->has_bnd_reloc;
-
-  if (!edir->has_got_reloc)
-    edir->has_got_reloc = eind->has_got_reloc;
-
-  if (!edir->has_non_got_reloc)
-    edir->has_non_got_reloc = eind->has_non_got_reloc;
+  edir->has_bnd_reloc |= eind->has_bnd_reloc;
+  edir->has_got_reloc |= eind->has_got_reloc;
+  edir->has_non_got_reloc |= eind->has_non_got_reloc;
 
   if (eind->dyn_relocs != NULL)
     {
@@ -1218,7 +1213,8 @@ elf_x86_64_copy_indirect_symbol (struct bfd_link_info *info,
       /* If called to transfer flags for a weakdef during processing
         of elf_adjust_dynamic_symbol, don't copy non_got_ref.
         We clear it ourselves for ELIMINATE_COPY_RELOCS.  */
-      dir->ref_dynamic |= ind->ref_dynamic;
+      if (dir->versioned != versioned_hidden)
+       dir->ref_dynamic |= ind->ref_dynamic;
       dir->ref_regular |= ind->ref_regular;
       dir->ref_regular_nonweak |= ind->ref_regular_nonweak;
       dir->needs_plt |= ind->needs_plt;
@@ -2828,7 +2824,7 @@ elf_x86_64_adjust_dynamic_symbol (struct bfd_link_info *info,
                                  struct elf_link_hash_entry *h)
 {
   struct elf_x86_64_link_hash_table *htab;
-  asection *s;
+  asection *s, *srel;
   struct elf_x86_64_link_hash_entry *eh;
   struct elf_dyn_relocs *p;
 
@@ -2986,16 +2982,24 @@ elf_x86_64_adjust_dynamic_symbol (struct bfd_link_info *info,
   /* We must generate a R_X86_64_COPY reloc to tell the dynamic linker
      to copy the initial value out of the dynamic object and into the
      runtime process image.  */
+  if ((h->root.u.def.section->flags & SEC_READONLY) != 0)
+    {
+      s = htab->elf.sdynrelro;
+      srel = htab->elf.sreldynrelro;
+    }
+  else
+    {
+      s = htab->elf.sdynbss;
+      srel = htab->elf.srelbss;
+    }
   if ((h->root.u.def.section->flags & SEC_ALLOC) != 0 && h->size != 0)
     {
       const struct elf_backend_data *bed;
       bed = get_elf_backend_data (info->output_bfd);
-      htab->elf.srelbss->size += bed->s->sizeof_rela;
+      srel->size += bed->s->sizeof_rela;
       h->needs_copy = 1;
     }
 
-  s = htab->elf.sdynbss;
-
   return _bfd_elf_adjust_dynamic_copy (info, h, s);
 }
 
@@ -3811,7 +3815,8 @@ elf_x86_64_size_dynamic_sections (bfd *output_bfd,
          || s == htab->plt_bnd
          || s == htab->plt_got
          || s == htab->plt_eh_frame
-         || s == htab->elf.sdynbss)
+         || s == htab->elf.sdynbss
+         || s == htab->elf.sdynrelro)
        {
          /* Strip this section if we don't need it; see the
             comment below.  */
@@ -6024,13 +6029,15 @@ do_glob_dat:
   if (h->needs_copy)
     {
       Elf_Internal_Rela rela;
+      asection *s;
 
       /* This symbol needs a copy reloc.  Set it up.  */
 
       if (h->dynindx == -1
          || (h->root.type != bfd_link_hash_defined
              && h->root.type != bfd_link_hash_defweak)
-         || htab->elf.srelbss == NULL)
+         || htab->elf.srelbss == NULL
+         || htab->elf.sreldynrelro == NULL)
        abort ();
 
       rela.r_offset = (h->root.u.def.value
@@ -6038,7 +6045,11 @@ do_glob_dat:
                       + h->root.u.def.section->output_offset);
       rela.r_info = htab->r_info (h->dynindx, R_X86_64_COPY);
       rela.r_addend = 0;
-      elf_append_rela (output_bfd, htab->elf.srelbss, &rela);
+      if ((h->root.u.def.section->flags & SEC_READONLY) != 0)
+       s = htab->elf.sreldynrelro;
+      else
+       s = htab->elf.srelbss;
+      elf_append_rela (output_bfd, s, &rela);
     }
 
   return TRUE;
@@ -6719,6 +6730,7 @@ static const struct bfd_elf_special_section
 #define elf_backend_extern_protected_data   1
 #define elf_backend_caches_rawsize         1
 #define elf_backend_dtrel_excludes_plt     1
+#define elf_backend_want_dynrelro          1
 
 #define elf_info_to_howto                  elf_x86_64_info_to_howto