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[Bug target/38824] [4.4 regression] performance regression of sse code from 4.2/4.3
- From: "hubicka at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Jan 2009 20:31:53 -0000
- Subject: [Bug target/38824] [4.4 regression] performance regression of sse code from 4.2/4.3
- References: <bug-38824-12873@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from hubicka at gcc dot gnu dot org 2009-01-14 20:31 -------
Actually perhaps in simple case like this even peep2 will work since we can
copyprop will fix it later. I am trying to add the peep
--
hubicka at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |hubicka at gcc dot gnu dot
|dot org |org
Status|UNCONFIRMED |ASSIGNED
Ever Confirmed|0 |1
Keywords|missed-optimization |
Last reconfirmed|0000-00-00 00:00:00 |2009-01-14 20:31:52
date| |
Summary|[4.4 Regression] performance|[4.4 regression] performance
|regression of sse code from |regression of sse code from
|4.2/4.3 |4.2/4.3
Target Milestone|4.4.0 |---
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38824