[PATCH] D151943: [InstCombine] Propagate some func/arg/ret attributes from caller to callsite

Sun Jun 4 12:55:10 PDT 2023

fhahn added a comment.

In D151943#4394220 <https://reviews.llvm.org/D151943#4394220>, @goldstein.w.n wrote:

> In D151943#4394217 <https://reviews.llvm.org/D151943#4394217>, @nikic wrote:
>
>> In D151943#4394139 <https://reviews.llvm.org/D151943#4394139>, @goldstein.w.n wrote:
>>
>>> At the moment FunctionAttrs doesn't do any callsite modifications, only the functions themselves. If you think it fits, however, I'd be okay extending FunctionAttrs. Same for nocapture patch? Also should I wait on D152081 <https://reviews.llvm.org/D152081> or since thats too the attributor still makes sense to try and get something into FunctionAttrs?
>>
>> I think it's pretty unlikely that the Attributor will be enabled by default anytime soon, so I wouldn't wait on that. I expect a substantial investment in improving Attributor compile-times will be needed to make this even remotely viable.

Yeah, unfortunately I was hoping for more encouraging compile-time data.

Repository:
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  https://reviews.llvm.org/D151943/new/

https://reviews.llvm.org/D151943