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[Bug tree-optimization/34195] missed optimization with store motion (vectorizer)
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 30 Nov 2007 13:46:49 -0000
- Subject: [Bug tree-optimization/34195] missed optimization with store motion (vectorizer)
- References: <bug-34195-13229@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from rguenth at gcc dot gnu dot org 2007-11-30 13:46 -------
That moves the stores
pS[i].x += (a[i]+b[i]);
pS[i].y += (a[i]-b[i]);
out of the inner loop, but still none of the loops are vectorized (on x86_64).
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|normal |enhancement
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Keywords| |missed-optimization
Last reconfirmed|0000-00-00 00:00:00 |2007-11-30 13:46:49
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34195