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[Bug middle-end/50713] SLP vs loop: code generated differs (SLP less efficient)
- From: "glisse at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 01 Dec 2012 16:54:08 +0000
- Subject: [Bug middle-end/50713] SLP vs loop: code generated differs (SLP less efficient)
- Auto-submitted: auto-generated
- References: <bug-50713-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50713
--- Comment #8 from Marc Glisse <glisse at gcc dot gnu.org> 2012-12-01 16:54:08 UTC ---
(In reply to comment #5)
We seem to do better now. I see essentially the same code for the vector and
loop versions. The main issue left is for dfma8*, copying the result to the
output "register". This looks similar to PR55266.