[Bug target/105181] Store and load with updating the pointer is not used as often as it should be on aarch64

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105181

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Version|unknown                     |12.0

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
So is it really a missed-optimization for the particular testcase?  Possibly
the decrement and test loop branch choice is?  If I correctly match subs + b.ne
as that.