[Bug tree-optimization/57169] fully unrolled matrix multiplication not vectorized

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Tue Dec 28 06:23:06 GMT 2021


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57169

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |10.0
      Known to work|                            |10.1.0, 12.0
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
GCC 6-9 vectorizes both but matmul uses scalar loads until GCC 10.

So all fixed in GCC 10+.


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