PR ld/15056

	* elfxx-sparc.c (_bfd_sparc_elf_gc_mark_hook): Handle implicit
	references to __tls_get_addr.
	* elf32-tilpro.c (tilepro_elf_gc_mark_hook): Likewise.  Correct
	vtinherit and vtentry reloc handling too.
	* elfxx-tilegx.c (tilegx_elf_gc_mark_hook): As for tilepro.

1 files changed, 27 insertions, 5 deletions

diff --git a/bfd/elfxx-tilegx.c b/bfd/elfxx-tilegx.c
index b28d1a875a5..cd92bf9a875 100644
--- a/bfd/elfxx-tilegx.c
+++ b/bfd/elfxx-tilegx.c
@@ -2107,11 +2107,33 @@ 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);