* config/i386/i386.md (isa): Add x64_sse4_noavx and x64_avx members.
	(enabled): Handle new members.
	* config/i386/sse.md (*vec_concatv2si): Merge from
	*vec_concatv2si_sse2 and vec_concatv2si_sse.
	(vec_concatv2di): Merge with *vec_concatv2di_rex64.

testsuite/ChangeLog:

	* gcc.target/i386/sse2-init-v2di-2.c: Update scan assembler string.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@198578 138bc75d-0d04-0410-961f-82ee72b054a4