[PATCH] AArch64: Add pauth core file section

[Nick Clifton]

Hi Alan,

> include/ChangeLog:
> 2019-02-15  Alan Hayward  <alan.hayward@arm.com>
> 
> 	* elf/common.h (NT_ARM_PAC_MASK): Add define.
> 
> bfd/ChangeLog:
> 2019-02-15  Alan Hayward  <alan.hayward@arm.com>
> 
> 	* elf-bfd.h (elfcore_write_aarch_pauth): Add declaration.
> 	* elf.c (elfcore_grok_aarch_pauth): New function.
> 	(elfcore_grok_note): Check for NT_ARM_PAC_MASK.
> 	(elfcore_write_aarch_pauth): New function.
> 	(elfcore_write_register_note): Check for AArch64 pauth section.

Approved - please apply.

Cheers
  Nick