[PATCH 11/57][Arm][GAS] Add support for MVE instructions: vadc, vsbc and vbrsr

[PATCH 11/57][Arm][GAS] Add support for MVE instructions: vadc, vsbc and vbrsr

gas/ChangeLog:
2019-05-16  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/tc-arm.c (M_MNEM_vadc, M_MNEM_vadci, M_MNEM_vbrsr):
	New instruction encodings.
	(do_mve_vadc): New encoding instruction.
	(do_mve_vbrsr): Likewise.
	(do_mve_vsbc): Likewise.
	* testsuite/gas/arm/mve-vadc-bad.d: New test.
	* testsuite/gas/arm/mve-vadc-bad.l: New test.
	* testsuite/gas/arm/mve-vadc-bad.s: New test.
	* testsuite/gas/arm/mve-vbrsr-bad.d: New test.
	* testsuite/gas/arm/mve-vbrsr-bad.l: New test.
	* testsuite/gas/arm/mve-vbrsr-bad.s: New test.
	* testsuite/gas/arm/mve-vsbc-bad.d: New test.
	* testsuite/gas/arm/mve-vsbc-bad.l: New test.
	* testsuite/gas/arm/mve-vsbc-bad.s: New test.