sse.md (vec_set<VI4F_256_512:mode>_0): Use nonimmediate_operand as operand 2 predicate.

sse.md (vec_set<VI4F_256_512:mode>_0): Use nonimmediate_operand as operand 2 predicate.

	* config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
	nonimmediate_operand as operand 2 predicate.
	(vec_set<VF2_512_256:mode>_0): Ditto.
	(vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
	(*vec_concatv2si): Remove alternative 2.
	(*vec_concatv4si_0): Use vm constraint for alternative 0.
	(*vec_concatv4si_0): Remove preferred_for_speed attribute.
	(vec_concatv2di): Split alternatives 4,5,6 to ...
	(*vec_concatv2di_0) ... new pattern.

testsuite/ChangeLog:

	* gcc.target/i386/sse2-init-v2di-2.c (dg-final): Update scan string.

From-SVN: r268855