[Bug target/84482] 437.leslie3d regresses on Haswell and SandyBridge at -O3 and -Ofast with generic march and tuning
marxin at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Feb 28 09:35:00 GMT 2018
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84482
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
--- Comment #7 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #6)
> So we vectorize less. Given the caused revision I wonder if this is the
> same issue as in PR84512 where I just committed a fix for? So ... fixed?
Yes I can confirm that now it's back fast:
2538bd2e907580ba(27 Feb 2018 15:25): [took: 52.307s] result: OK
437.leslie3d -- 28.0 -- S
921e542ba9c6bd82(26 Feb 2018 16:17): [took: 57.477s] result: FAILED (1)
437.leslie3d -- 32.9 -- S
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