[AArch64][PATCH 1/2] Fix addressing printing of LDP/STP

[AArch64][PATCH 1/2] Fix addressing printing of LDP/STP

gcc/ChangeLog
2018-07-19  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_simd_mov<VQ:mode>): Replace
	Umq with Umn.
	(store_pair_lanes<mode>): Likewise.
	* config/aarch64/aarch64-protos.h (aarch64_addr_query_type): Add new
	enum value 'ADDR_QUERY_LDP_STP_N'.
	* config/aarch64/aarch64.c (aarch64_addr_query_type): Likewise.
	(aarch64_print_address_internal): Add declaration.
	(aarch64_print_ldpstp_address): Remove.
	(aarch64_classify_address): Adapt mode for 'ADDR_QUERY_LDP_STP_N'.
	(aarch64_print_operand): Change printing of 'y'.
	* config/aarch64/predicates.md (aarch64_mem_pair_lanes_operand): Use
	new enum value 'ADDR_QUERY_LDP_STP_N', don't hardcode mode and use
	'true' rather than '1'.
	* gcc/config/aarch64/constraints.md (Uml): Likewise.
	(Uml): Rename to Umn.
	(Umq): Remove.

From-SVN: r262880