AVX-512. Add insert insn patterns.

AVX-512. Add insert insn patterns.

gcc/
	* config/i386/i386.c
	(CODE_FOR_avx2_extracti128): Rename to ...
	(CODE_FOR_avx_vextractf128v4di): this.
	(CODE_FOR_avx2_inserti128): Rename to ...
	(CODE_FOR_avx_vinsertf128v4di): this.
	(ix86_expand_args_builtin): Handle CODE_FOR_avx_vinsertf128v4di,
	CODE_FOR_avx_vextractf128v4di.
	(ix86_expand_args_builtin): Handle CODE_FOR_avx512dq_vinsertf32x8_mask,
	CODE_FOR_avx512dq_vinserti32x8_mask, CODE_FOR_avx512vl_vinsertv4df,
	CODE_FOR_avx512vl_vinsertv4di, CODE_FOR_avx512vl_vinsertv8sf,
	CODE_FOR_avx512vl_vinsertv8si.
	* config/i386/sse.md
	(define_expand
	"<extract_type>_vinsert<shuffletype><extract_suf>_mask"): Use
	AVX512_VEC mode iterator.
	(define_insn
	"<mask_codefor><extract_type>_vinsert<shuffletype><extract_suf>_1<mask_name>"):
	Ditto.
	(define_expand
	"<extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask"): Use
	AVX512_VEC_2 mode iterator.
	(define_insn "vec_set_lo_<mode><mask_name>"): New.
	(define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
	(define_expand "avx512vl_vinsert<mode>"): Ditto.
	(define_insn "avx2_vec_set_lo_v4di"): Delete.
	(define_insn "avx2_vec_set_hi_v4di"): Ditto.
	(define_insn "vec_set_lo_<mode><mask_name>"): Add masking.
	(define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
	(define_insn "vec_set_lo_<mode><mask_name>"): Ditto.
	(define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
	(define_expand "avx2_extracti128"): Delete.
	(define_expand "avx2_inserti128"): 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: r215542