Hi,

This patch adds support for MVE instructions VQDMULLT and VQDMULLB.

gas/ChangeLog:

2019-05-01  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/tc-arm.c (enum operand_parse_code): Add new operand.
	(parse_operands): Handle new operand.
	(do_mve_vqdmull): New encoding function.
         (insns): Add entry for MVE mnemonics.
	* testsuite/gas/arm/mve-vqdmull-bad.d: New test.
	* testsuite/gas/arm/mve-vqdmull-bad.l: New test.
	* testsuite/gas/arm/mve-vqdmull-bad.s: New test.