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

[rguenth at gcc dot gnu.org]

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



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



           What    |Removed                     |Added

----------------------------------------------------------------------------

           Keywords|                            |missed-optimization

             Status|UNCONFIRMED                 |NEW

   Last reconfirmed|                            |2013-05-06

             Blocks|                            |53947

     Ever Confirmed|0                           |1



--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> 2013-05-06 
11:33:29 UTC ---

This is because basic-block SLP does not support vectorizing reductions.