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[Bug tree-optimization/54978] Add ability to provide vectorized functions
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 19 Oct 2012 10:00:52 +0000
- Subject: [Bug tree-optimization/54978] Add ability to provide vectorized functions
- Auto-submitted: auto-generated
- References: <bug-54978-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54978
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |jakub at gcc dot gnu.org
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-10-19 10:00:52 UTC ---
Why can't the elemental function be pure? If it just reads some memory, the
vectorized version can use that memory value broadcasted to a vector.