[PATCH] D86262: [LoopIdiomRecognizePass] Options to disable part or the entire Loop Idiom Recognize Pass

[Anh Tuyen Tran via Phabricator via llvm-commits]

anhtuyen added a comment.

In D86262#2227781 <https://reviews.llvm.org/D86262#2227781>, @dfukalov wrote:

> In D86262#2227676 <https://reviews.llvm.org/D86262#2227676>, @lebedev.ri wrote:
>
>> Why not just enhance DA?
>
> I agree with that, it seems to be better to improve DA. Is it feasible?

I agree that DA can be improved, but I hope that the example below from @nemanjai  about libraries, which are highly tuned with respect to when/whether to call memset/memcpy functions provides another reason for this proposed change.


Repository:
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  https://reviews.llvm.org/D86262/new/

https://reviews.llvm.org/D86262