[PATCH][GAS][ARM] Command line support for -march=armv8.4-a [Patch (1/3)]

[Nick Clifton]

Hi Tamar,

> gas/
> 2017-11-08  Jiong Wang  <jiong.wang@arm.com>
> 
>         * config/tc-arm.c (arm_archs): New entry for "armv8.4-a".
>         * doc/c-arm.texi (-march): Document "armv8.4-a".
> 
> include/
> 2017-11-08  Jiong Wang  <jiong.wang@arm.com>
> 
>         * opcode/arm.h (ARM_EXT2_V8_4A): New macro.
>         (ARM_AEXT2_V8_4A): Likewise.
>         (ARM_ARCH_V8_4A): Likewise.

Approved and applied.

Cheers
  Nick