[PATCH 1/3] Fix decoding of w6 signed short immediate.

[Nick Clifton]

Hi Claudiu,

> gas/
> 2018-05-03  Claudiu Zissulescu  <claziss@synopsys.com>
> 
>         * testsuite/gas/arc/st.d: Fix test.
> 
> opcodes/
> 2018-05-03  Claudiu Zissulescu  <claziss@synopsys.com>
> 
>         * arc-opc.c (extract_w6): Fix extending the sign.

Approved - please apply.

Cheers
  Nick