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1072266
2020 Mar 21
4
questionabout loop rotation
Hi Stefanos,
Thanks for your comments. I added both as reviewer.
> One question though. Are you sure that this:
> This helps with LICM when instructions inside a conditional is loop invariant
> is not achieved with the current LoopRotate pass? Because AFAIK, it does. Basically it inserts
> a guard (that branches to the preheader) and then passes like LICM hoist invariant