(*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
	(*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
	Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
	Possibly rename pattern for consistency.
	Remove ??? comments suggesting that this be done.
	(*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
	New patterns.
	(divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
	(divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
	(divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
	(divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
	Update to match.

From-SVN: r76734