[AArch64] Add NEON intrinsics vqrdmlah_lane and vqrdmlsh_lane.

[AArch64] Add NEON intrinsics vqrdmlah_lane and vqrdmlsh_lane.

        gcc/
	* gcc/config/aarch64/arm_neon.h
	(vqrdmlah_laneq_s16, vqrdmlah_laneq_s32): New.
	(vqrdmlahq_laneq_s16, vqrdmlahq_laneq_s32): New.
	(vqrdmlsh_lane_s16, vqrdmlsh_lane_s32): New.
	(vqrdmlshq_laneq_s16, vqrdmlshq_laneq_s32): New.
	(vqrdmlah_lane_s16, vqrdmlah_lane_s32): New.
	(vqrdmlahq_lane_s16, vqrdmlahq_lane_s32): New.
	(vqrdmlahh_s16, vqrdmlahh_lane_s16, vqrdmlahh_laneq_s16): New.
	(vqrdmlahs_s32, vqrdmlahs_lane_s32, vqrdmlahs_laneq_s32): New.
	(vqrdmlsh_lane_s16, vqrdmlsh_lane_s32): New.
	(vqrdmlshq_lane_s16, vqrdmlshq_lane_s32): New.
	(vqrdmlshh_s16, vqrdmlshh_lane_s16, vqrdmlshh_laneq_s16): New.
	(vqrdmlshs_s32, vqrdmlshs_lane_s32, vqrdmlshs_laneq_s32): New.

        gcc/testsuite
	* gcc.target/aarch64/advsimd-intrinsics/vqrdmlXh_lane.inc: New file,
	support code for vqrdml{as}h_lane tests.
	* gcc.target/aarch64/advsimd-intrinsics/vqrdmlah_lane.c: New.
	* gcc.target/aarch64/advsimd-intrinsics/vqrdmlsh_lane.c: New.

From-SVN: r230972