http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54896
--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> 2013-03-13 09:53:06 UTC --- (In reply to comment #8) > With r196576 on x86_64 (gcc17): > > at -O1: > alias stmt walking : 30.99 (36%) usr > reload CSE regs : 18.94 (22%) usr > CSE : 14.94 (17%) usr > tree DSE : 9.32 (11%) usr > > at -O2: > alias stmt walking : 46.65 (30%) usr > reload CSE regs : 37.92 (25%) usr > CSE 2 : 29.09 (19%) usr > CSE : 15.02 (10%) usr > > at -O3: > tree slp vectorization : 129.79 (61%) usr > alias stmt walking : 46.52 (22%) usr I have patches for the SLP vectorization part, queued for 4.9.
