arm: [MVE intrinsics] factorize vqdmladhq vqdmladhxq vqdmlsdhq vqdmlsdhxq vqrdmladhq...

arm: [MVE intrinsics] factorize vqdmladhq vqdmladhxq vqdmlsdhq vqdmlsdhxq vqrdmladhq vqrdmladhxq vqrdmlsdhq vqrdmlsdhxq

Factorize vqdmladhq, vqdmladhxq, vqdmlsdhq, vqdmlsdhxq, vqrdmladhq,
vqrdmladhxq, vqrdmlsdhq, vqrdmlsdhxq builtins so that they use the
same parameterized names.

2022-12-12  Christophe Lyon  <christophe.lyon@arm.com>

	gcc/
	* config/arm/iterators.md (MVE_VQxDMLxDHxQ_S): New.
	(mve_insn): Add vqdmladh, vqdmladhx, vqdmlsdh, vqdmlsdhx,
	vqrdmladh, vqrdmladhx, vqrdmlsdh, vqrdmlsdhx.
	(supf): Add VQDMLADHQ_S, VQDMLADHXQ_S, VQDMLSDHQ_S, VQDMLSDHXQ_S,
	VQRDMLADHQ_S,VQRDMLADHXQ_S, VQRDMLSDHQ_S, VQRDMLSDHXQ_S.
	* config/arm/mve.md (mve_vqrdmladhq_s<mode>)
	(mve_vqrdmladhxq_s<mode>, mve_vqrdmlsdhq_s<mode>)
	(mve_vqrdmlsdhxq_s<mode>, mve_vqdmlsdhxq_s<mode>)
	(mve_vqdmlsdhq_s<mode>, mve_vqdmladhxq_s<mode>)
	(mve_vqdmladhq_s<mode>): Merge into ...
	(@mve_<mve_insn>q_<supf><mode>): ... this.