[PATCH] D152226: [FunctionAttrs] Propagate some func/arg/ret attributes from caller to callsite (WIP)

Tue Jun 13 14:03:01 PDT 2023

goldstein.w.n added a comment.

In D152226#4418978 <https://reviews.llvm.org/D152226#4418978>, @goldstein.w.n wrote:

> In D152226#4418498 <https://reviews.llvm.org/D152226#4418498>, @jdoerfert wrote:
>
>> FWIW, I wish the time that went into this would have been to improve and enable the (lightweight) Attributor pass.
>> Anyway, I'm still doing that, and the latest numbers didn't look that bad. I will start to upstream stuff that I found.
>> At this point it might be good to understand if the (lightweight) Attributor would solve your problems or what would be left.
>
> With the way the `InferCallsiteAttrs` is written, it should be equally usable in attributor as it is in FunctionAttrs. Guess my
> feeling was want to get this in s.t its actually usable. Once LW attributor becomes usable should be easy to apply `InferCallsiteAttrs`
> there.

Guess I'm assuming this will be usable in the Attributor. That is the goal. If its not the case am happy to refactor so that it is.

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  https://reviews.llvm.org/D152226/new/

https://reviews.llvm.org/D152226