[PATCH] D109883: [Analysis] Add support for vscale in computeKnownBitsFromOperator

Sander de Smalen via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Sep 17 01:08:02 PDT 2021


sdesmalen added a comment.

In D109883#3004334 <https://reviews.llvm.org/D109883#3004334>, @dmgreen wrote:

> Sounds good. I assume that unsetting low bits from the min value does not help much?

I could see this being useful when min == max, which may help fold away code that checks if the vscale value is known even or a power of two.


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  https://reviews.llvm.org/D109883/new/

https://reviews.llvm.org/D109883



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