[Bug target/83628] performance regression when accessing arrays on alpha

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83628

Uroš Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-01-04
          Component|rtl-optimization            |target
     Ever confirmed|0                           |1

--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> ---
This is target issue. According to [1], some patterns needs to be updated from
MULT to ASHIFT, and alpha was left behind.

[1] https://gcc.gnu.org/ml/gcc-patches/2015-04/msg01841.html