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[Bug tree-optimization/34265] Missed optimizations
- From: "burnus at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 Nov 2007 21:27:06 -0000
- Subject: [Bug tree-optimization/34265] Missed optimizations
- References: <bug-34265-12313@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from burnus at gcc dot gnu dot org 2007-11-28 21:27 -------
> With your patch the runtime went from
> 93.670u 0.103s 1:33.85 99.9% 0+0k 0+0io 32pf+0w
> to
> 38.741u 0.038s 0:38.85 99.7% 0+0k 0+1io 32pf+0w
Thus: 59% faster. Here, it "only" went ~30% down from 49.89s to ~35.2s.
(AMD64/Linux, -m64). Still quite impressive!
--
burnus at gcc dot gnu dot org changed:
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34265