[PATCH] D113578: [SCEV] Apply loop guards when computing max BTC for arbitrary steps.

Thu Dec 16 18:59:19 PST 2021

alexfh added a comment.

In D113578#3195448 <https://reviews.llvm.org/D113578#3195448>, @fhahn wrote:

> In D113578#3195263 <https://reviews.llvm.org/D113578#3195263>, @alexfh wrote:
>
>> Scratch that. It wasn't a valid experiment at all.  Looking further.
>
> Ok, please let me know if there's a regression. Otherwise I'll go ahead with the fix, as the compile-time-tracker shows this to be compile-time neutral (or a tiny bit positive).

https://reviews.llvm.org/rGf5f421e0eefa492545c3848e318c21ed04cb1ddd fixes all the problematic cases related to this patch. Compile time doesn't seem to be affected. Thanks!

Repository:
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CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D113578/new/

https://reviews.llvm.org/D113578