* config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from

	* config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from
	avx2_vec_dup{v8sf,v4sf} using VF1 mode iterator.
	(vec_dupv4sf): Remove expander.
	(vec_dupv4sf): Merge from *vec_dupv4sf and *vec_dupv4sf_avx.
	(vec_dupv2df): Remove expander.
	(vec_dupv2df): Merge from *vec_dupv2df and *vec_dupv2df_sse3.
	(*vec_concatv2df): Merge *vec_concatv2df_sse3.
	(*vec_dupv4si): Merge *vec_dupv4si_avx.
	(*vec_dupv2di): Merge *vec_dupv2di_sse3.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180685 138bc75d-0d04-0410-961f-82ee72b054a4