AVX-512. 72/n. Extend VI itterator.

AVX-512. 72/n.  Extend VI itterator.

gcc/
	* config/i386/i386.c
	(ix86_expand_vector_logical_operator): Handle V16SF and V8DF modes.
	* config/i386/sse.md
	(define_mode_iterator VI): Add V64QI and V32HI modes.

Co-Authored-By: Andrey Turetskiy <andrey.turetskiy@intel.com>
Co-Authored-By: Anna Tikhonova <anna.tikhonova@intel.com>
Co-Authored-By: Ilya Tocar <ilya.tocar@intel.com>
Co-Authored-By: Ilya Verbin <ilya.verbin@intel.com>
Co-Authored-By: Kirill Yukhin <kirill.yukhin@intel.com>
Co-Authored-By: Maxim Kuznetsov <maxim.kuznetsov@intel.com>
Co-Authored-By: Michael Zolotukhin <michael.v.zolotukhin@intel.com>
From-SVN: r216190