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[deliverable/binutils-gdb.git] / bfd / elfxx-tilegx.c

diff --git a/bfd/elfxx-tilegx.c b/bfd/elfxx-tilegx.c
index e22188b76926a4df3dd1e2025b4bc105efcd90f2..e206bc72d6b5bdc1283d61d6a7bdf2b3baa53c5e 100644 (file)
--- a/bfd/elfxx-tilegx.c
+++ b/bfd/elfxx-tilegx.c
@@ -1,5 +1,5 @@
 /* TILE-Gx-specific support for ELF.
-   Copyright 2011, 2012 Free Software Foundation, Inc.
+   Copyright (C) 2011-2014 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -1220,7 +1220,7 @@ tilegx64_short_plt_entry[PLT_ENTRY_SIZE] =
 };
 
 /* Reuse an existing info 10 bundle.  */
-static const bfd_byte const *tilegx64_plt_tail_entry =
+static const bfd_byte *const tilegx64_plt_tail_entry =
   &tilegx64_short_plt_entry[4 * TILEGX_BUNDLE_SIZE_IN_BYTES];
 
 static const bfd_byte
@@ -1265,7 +1265,7 @@ tilegx32_short_plt_entry[PLT_ENTRY_SIZE] =
 };
 
 /* Reuse an existing info 10 bundle.  */
-static const bfd_byte const *tilegx32_plt_tail_entry =
+static const bfd_byte *const tilegx32_plt_tail_entry =
   &tilegx64_short_plt_entry[4 * TILEGX_BUNDLE_SIZE_IN_BYTES];
 
 static int
@@ -1738,6 +1738,10 @@ tilegx_elf_check_relocs (bfd *abfd, struct bfd_link_info *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;
+
+         /* PR15323, ref flags aren't set for references in the same
+            object.  */
+         h->root.non_ir_ref = 1;
        }
 
       r_type = tilegx_elf_tls_transition (info, r_type, h == NULL,
@@ -2107,11 +2111,33 @@ tilegx_elf_gc_mark_hook (asection *sec,
   if (h != NULL)
     {
       switch (TILEGX_ELF_R_TYPE (rel->r_info))
-      {
-      case R_TILEGX_GNU_VTINHERIT:
-      case R_TILEGX_GNU_VTENTRY:
-       break;
-      }
+       {
+       case R_TILEGX_GNU_VTINHERIT:
+       case R_TILEGX_GNU_VTENTRY:
+         return NULL;
+       }
+    }
+
+  /* FIXME: The test here, in check_relocs and in relocate_section
+     dealing with TLS optimization, ought to be !info->executable.  */
+  if (info->shared)
+    {
+      switch (TILEGX_ELF_R_TYPE (rel->r_info))
+       {
+       case R_TILEGX_TLS_GD_CALL:
+         /* This reloc implicitly references __tls_get_addr.  We know
+            another reloc will reference the same symbol as the one
+            on this reloc, so the real symbol and section will be
+            gc marked when processing the other reloc.  That lets
+            us handle __tls_get_addr here.  */
+         h = elf_link_hash_lookup (elf_hash_table (info), "__tls_get_addr",
+                                   FALSE, FALSE, TRUE);
+         BFD_ASSERT (h != NULL);
+         h->mark = 1;
+         if (h->u.weakdef != NULL)
+           h->u.weakdef->mark = 1;
+         sym = NULL;
+       }
     }
 
   return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
@@ -2707,7 +2733,7 @@ tilegx_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
 
   /* Set up .got offsets for local syms, and space for local dynamic
      relocs.  */
-  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+  for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
     {
       bfd_signed_vma *local_got;
       bfd_signed_vma *end_local_got;
@@ -2977,7 +3003,7 @@ static const bfd_byte insn_mask_X1[] = {
 /* Mask to extract the bits corresponding to an instruction in a
    specific pipe of a bundle, minus the destination operand and the
    first source operand.  */
-static const bfd_byte insn_mask_X0_no_dest_no_srca[] = { 
+static const bfd_byte insn_mask_X0_no_dest_no_srca[] = {
   0x00, 0xf0, 0xff, 0x7f, 0x00, 0x00, 0x00, 0x00
 };
 
@@ -3094,6 +3120,7 @@ tilegx_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
   Elf_Internal_Shdr *symtab_hdr;
   struct elf_link_hash_entry **sym_hashes;
   bfd_vma *local_got_offsets;
+  bfd_vma got_base;
   asection *sreloc;
   Elf_Internal_Rela *rel;
   Elf_Internal_Rela *relend;
@@ -3105,6 +3132,11 @@ tilegx_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
   sym_hashes = elf_sym_hashes (input_bfd);
   local_got_offsets = elf_local_got_offsets (input_bfd);
 
+  if (elf_hash_table (info)->hgot == NULL)
+    got_base = 0;
+  else
+    got_base = elf_hash_table (info)->hgot->root.u.def.value;
+
   sreloc = elf_section_data (input_section)->sreloc;
 
   rel = relocs;
@@ -3159,12 +3191,13 @@ tilegx_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
        }
       else
        {
-         bfd_boolean warned;
+         bfd_boolean warned ATTRIBUTE_UNUSED;
+         bfd_boolean ignored ATTRIBUTE_UNUSED;
 
          RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
                                   r_symndx, symtab_hdr, sym_hashes,
                                   h, sec, relocation,
-                                  unresolved_reloc, warned);
+                                  unresolved_reloc, warned, ignored);
          if (warned)
            {
              /* To avoid generating warning messages about truncated
@@ -3473,7 +3506,7 @@ tilegx_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
                  local_got_offsets[r_symndx] |= 1;
                }
            }
-         relocation = off;
+         relocation = off - got_base;
          break;
 
         case R_TILEGX_JUMPOFF_X1_PLT:
@@ -3920,7 +3953,7 @@ tilegx_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
          if (off >= (bfd_vma) -2)
            abort ();
 
-         relocation = off;
+         relocation = off - got_base;
          unresolved_reloc = FALSE;
          howto = tilegx_elf_howto_table + r_type;
          break;
@@ -4342,7 +4375,9 @@ tilegx_elf_plt_sym_val (bfd_vma i, const asection *plt,
 }
 
 enum elf_reloc_type_class
-tilegx_reloc_type_class (const Elf_Internal_Rela *rela)
+tilegx_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED,
+                        const asection *rel_sec ATTRIBUTE_UNUSED,
+                        const Elf_Internal_Rela *rela)
 {
   switch ((int) TILEGX_ELF_R_TYPE (rela->r_info))
     {