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[Bug middle-end/27313] Does not emit conditional moves for stores
- From: "steven at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 11 Nov 2006 16:46:53 -0000
- Subject: [Bug middle-end/27313] Does not emit conditional moves for stores
- References: <bug-27313-11725@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from steven at gcc dot gnu dot org 2006-11-11 16:46 -------
You can't have if-converted stores at the tree level.
Forms of store motion, like the example of comment #2, ought to get implemented
at the tree level somewhen, though. AFAIU this is currently very hard to do,
but the mem-ssa and new VN projects should help simplifying the job.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27313