sse.md (define_mode_iterator VI48_AVX2_48_AVX512F): Delete.

sse.md (define_mode_iterator VI48_AVX2_48_AVX512F): Delete.

gcc/
        * config/i386/sse.md
	(define_mode_iterator VI48_AVX2_48_AVX512F): Delete.
	(define_mode_iterator VI48_AVX512BW): New.
	(define_insn "<avx2_avx512f>_<shift_insn>v<mode><mask_name>"): Delete.
	(define_insn "<avx2_avx512bw>_<shift_insn>v<mode><mask_name>"
	with VI48_AVX2_48_AVX512F): New.
	(define_insn "<avx2_avx512bw>_<shift_insn>v<mode><mask_name>"
	with VI2_AVX512VL): Ditto.

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: r214569