[2/4] ARMv8.2-A testsuite for new data movement intrinsics

[2/4] ARMv8.2-A testsuite for new data movement intrinsics

gcc/testsuite/

	* gcc.target/aarch64/advsimd-intrinsics/arm-neon-ref.h (FP16_SUPPORTED):
	Enable AArch64.
	* gcc.target/aarch64/advsimd-intrinsics/vdup_lane.c: Add support for
	vdup*_laneq.
	* gcc.target/aarch64/advsimd-intrinsics/vduph_lane.c: New.
	* gcc.target/aarch64/advsimd-intrinsics/vtrn_half.c: New.
	* gcc.target/aarch64/advsimd-intrinsics/vuzp_half.c: New.
	* gcc.target/aarch64/advsimd-intrinsics/vzip_half.c: New.

From-SVN: r240922