[PATCH] D117328: GlobalISel: Add bitcast to tryFoldUnmergeCast

Matt Arsenault via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Sep 29 10:47:32 PDT 2022


arsenm added a comment.

In D117328#3824377 <https://reviews.llvm.org/D117328#3824377>, @Petar.Avramovic wrote:

> Bitcast can be created during legalizer. About post legalizer combiner, I don't think we run artifact combiner there, If we leave it it might block some combines combines that would become available after bitcast is combined.

It’s not run and the artifact combiner is intended to be the minimum required for correctness


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https://reviews.llvm.org/D117328



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