[PATCH, GAS] No IT usage deprecation for ARMv8-M

[Nick Clifton]

Hi Thomas,

>     2018-01-15  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
> Â Â Â  gas/
> Â Â Â Â Â Â Â  * config/tc-arm.c (it_fsm_post_encode): Do not warn if targeting M
>         profile architecture or if in autodetection mode.  Clarify that
> Â Â Â Â Â Â Â  deprecation is for performance reason and concerns Armv8-A and Armv8-R.
> Â Â Â Â Â Â Â  * testsuite/gas/arm/armv8-ar-bad.l: Adapt to new IT deprecation warning
> Â Â Â Â Â Â Â  message.
> Â Â Â Â Â Â Â  * testsuite/gas/arm/armv8-ar-it-bad.l: Likewise.
> Â Â Â Â Â Â Â  * testsuite/gas/arm/sp-pc-validations-bad-t-v8a.l: Likewise.
> Â Â Â Â Â Â Â  * testsuite/gas/arm/udf.l: Likewise.
> Â Â Â Â Â Â Â  * testsuite/gas/arm/udf.d: Assemble for Armv8-A explicitely.

> @Nick: is this fix ok for Binutils 2.30? 

Patch approved for the branch.

Cheers
  Nick