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...y get complaints from tablegen until they update. Add a big red note to the release notes for those with out-of-tree targets that don't track trunk. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20120821/333aecd6/attachment.html>

All, TableGen likes to infer the MCID::UnmodeledSideEffects flag from an instruction's pattern. When an instruction doesn't have a pattern, it is assumed to have side effects. It's possible to override this behavior by setting neverHasSideEffects = 1. It was originally the intention that most instructions have patterns, but that's not the way it worked out. It is often more