[PATCH] opcodes/arc: Fix extract for some add_s instructions

[Nick Clifton]

Hi Andrew,

> opcodes/ChangeLog:
> 
> 	* arc-opc.c (extract_rhv1): Extract value from insn.
> 
> gas/ChangeLog:
> 
> 	* testsuite/gas/arc/add_s.d: New file.
> 	* testsuite/gas/arc/add_s.s: New file.
 
Approved - please apply.

Cheers
  Nick