[Bug target/65952] [AArch64] Will not vectorize storing induction of pointer addresses for LP64

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65952

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
So aarch64 has no DImode vectors?  Or just no DImode multiply (but it has a
DImode vector shift?).  If so this could be handled by a vectorizer pattern
transforming the multiply to a shift.