[Bug tree-optimization/34195] missed optimization with store motion (vectorizer)

rguenth at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Fri Nov 30 13:47:00 GMT 2007



------- Comment #4 from rguenth at gcc dot gnu dot org  2007-11-30 13:46 -------
That moves the stores

          pS[i].x += (a[i]+b[i]);
          pS[i].y += (a[i]-b[i]);

out of the inner loop, but still none of the loops are vectorized (on x86_64).


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Severity|normal                      |enhancement
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
           Keywords|                            |missed-optimization
   Last reconfirmed|0000-00-00 00:00:00         |2007-11-30 13:46:49
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34195



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