------- Comment #1 from pinskia at gcc dot gnu dot org 2008-09-20 03:12 ------- This is a regression as 4.3 enables the vectorizer at -O3. This is just one example of where tuning is still needed for the vectorizer.
-- pinskia at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|Vectorizer is causing code |[4.4 Regression] Vectorizer |bloat and worse performance |is causing code bloat and |than unrolling would for a |worse performance than |loop in SPEC 2k's eon |unrolling would for a loop | |in SPEC 2k's eon Target Milestone|--- |4.4.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37579