[PATCH, BINUTILS, ARM] Add SSBB and PSSBB

[Nick Clifton]

Hi Sudakshina,

> *** opcodes/ChangeLog ***
> 
> 2018-xx-xx  Sudakshina Das  <sudi.das@arm.com>
> 
> 	* arm-dis.c (arm_opcodes): Add ssbb and pssbb and move
> 	csdb together with them.
> 	(thumb32_opcodes): Likewise.
> 
> *** gas/ChangeLog ***
> 
> 2018-xx-xx  Sudakshina Das  <sudi.das@arm.com>
> 
> 	* config/tc-arm.c (insns): Add new ssbb and pssbb instructions.
> 	* testsuite/gas/arm/csdb.s: Add new tests for ssbb and pssbb.
> 	* testsuite/gas/arm/csdb.d: Likewise
> 	* testsuite/gas/arm/thumb2_it_bad.s: Likewise.
> 	* testsuite/gas/arm/thumb2_it_bad.l: Likewise.
> 	* testsuite/gas/arm/barrier.d: Update with ssbb.
> 	* testsuite/gas/arm/barrier-thumb.d: Likewise.

Approved and applied.

Cheers
  Nick