Re: [PATCH 2/12] arm: Add Armv8.1-M Mainline target feature +pacbti

[Richard Earnshaw via Gcc-patches]

On 28/04/2022 10:37, Andrea Corallo via Gcc-patches wrote:

This patch adds the -march feature +pacbti to Armv8.1-M Mainline.

This feature enables pointer signing and authentication instructions
on M-class architectures.

Pre-approved here
<https://gcc.gnu.org/pipermail/gcc-patches/2021-December/586144.html>.

gcc/Changelog:

        * config/arm/arm.h (TARGET_HAVE_PACBTI): New macro.
        * config/arm/arm-cpus.in (pacbti): New feature.
        * doc/invoke.texi (Arm Options): Document it.

Co-Authored-By: Tejas Belagod  <tbela...@arm.com>

OK.