toolchain/binutils/patches/2.27/001-MIPS_BFD_Remove_EI_ABIVERSION_5.patch

   1 From 4d4f40e041ce7c8c7c8e50f957e0440b64ab7e95 Mon Sep 17 00:00:00 2001
   2 From: "Maciej W. Rozycki" <macro@imgtec.com>
   3 Date: Fri, 23 Dec 2016 20:03:36 +0000
   4 Subject: [PATCH] MIPS/BFD: Remove EI_ABIVERSION 5 allocation for PT_GNU_STACK
   5  support
   6
   7 Revert commit 17733f5be961 ("Increment the ABIVERSION to 5 for MIPS
   8 objects with non-executable stacks.") and remove EI_ABIVERSION 5
   9 allocation for PT_GNU_STACK support, which has not made it to glibc
  10 and will be reassigned.
  11
  12         bfd/
  13         * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Revert
  14         2016-02-23 change and remove EI_ABIVERSION 5 support.
  15 ---
  16  bfd/ChangeLog    | 5 +++++
  17  bfd/elfxx-mips.c | 3 ---
  18  2 files changed, 5 insertions(+), 3 deletions(-)
  19
  20 diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c
  21 index d649676..486607c 100644
  22 --- a/bfd/elfxx-mips.c
  23 +++ b/bfd/elfxx-mips.c
  24 @@ -16358,9 +16358,6 @@ _bfd_mips_post_process_headers (bfd *abfd, struct bfd_link_info *link_info)
  25    if (mips_elf_tdata (abfd)->abiflags.fp_abi == Val_GNU_MIPS_ABI_FP_64
  26        || mips_elf_tdata (abfd)->abiflags.fp_abi == Val_GNU_MIPS_ABI_FP_64A)
  27      i_ehdrp->e_ident[EI_ABIVERSION] = 3;
  28 -
  29 -  if (elf_stack_flags (abfd) && !(elf_stack_flags (abfd) & PF_X))
  30 -    i_ehdrp->e_ident[EI_ABIVERSION] = 5;
  31  }
  32
  33  int
  34 --
  35 2.9.3
  36