[PATCH][binutils][Arm] Fix range check for SMC immediate operand.

[Nick Clifton]

Hi Barnaby,

> I don't have write access, so if it's OK then could someone commit on my behalf?

Approved and applied.

Cheers
  Nick

> gas/ChangeLog:
> 2019-06-26  Barnaby Wilks<barnaby.wilks@arm.com>
> 
> 	* config/tc-arm.c (do_smc): Add range check for immediate operand.
> 	(do_t_smc): Add range check for immediate operand. Remove
> 	obsolete immediate encoding.
> 	(md_apply_fix): Fix range check. Remove obsolete immediate encoding.
> 	* testsuite/gas/arm/arch6zk.d: Fix test.
> 	* testsuite/gas/arm/arch6zk.s: Fix test.
> 	* testsuite/gas/arm/smc-bad.d: New test.
> 	* testsuite/gas/arm/smc-bad.l: New test.
> 	* testsuite/gas/arm/smc-bad.s: New test.
> 	* testsuite/gas/arm/thumb32.d: Fix test.
> 	* testsuite/gas/arm/thumb32.s: Fix test.
>