http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49263
--- Comment #8 from Kazumoto Kojima <kkojima at gcc dot gnu.org> 2011-10-10 01:31:42 UTC --- (In reply to comment #7) > Option 2 seems more robust even if it seems less effective, what do you think? Another combine pass to reduce size less than 0.3% on one target would be not acceptable, I guess. ~10 new patterns would be overkill for that result, though I'm still expecting that a few patterns of them were dominant. Could you get numbers which pattern was used in the former option?