[AArch64] Enable overflow check for R_AARCH64_TLSLE_ADD_TPREL_HI12

[external/binutils.git] / bfd / elfxx-aarch64.c

diff --git a/bfd/elfxx-aarch64.c b/bfd/elfxx-aarch64.c
index 6ae4adf..25a6228 100644 (file)
--- a/bfd/elfxx-aarch64.c
+++ b/bfd/elfxx-aarch64.c
@@ -1,5 +1,5 @@
 /* AArch64-specific support for ELF.
-   Copyright (C) 2009-2014 Free Software Foundation, Inc.
+   Copyright (C) 2009-2015 Free Software Foundation, Inc.
    Contributed by ARM Ltd.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -450,7 +450,9 @@ _bfd_aarch64_elf_resolve_relocation (bfd_reloc_code_real_type r_type,
       value = (value + addend) & (bfd_vma) 0xffff0000;
       break;
     case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_HI12:
-      value = (value + addend) & (bfd_vma) 0xfff000;
+      /* Mask off low 12bits, keep all other high bits, so that the later
+        generic code could check whehter there is overflow.  */
+      value = (value + addend) & ~(bfd_vma) 0xfff;
       break;
 
     case BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G0: