[PATCH] D99281: [AArch64][GlobalISel] Combine funnel shifts to AArch64 rotate opcodes.

Matt Arsenault via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Mar 24 10:22:52 PDT 2021


arsenm added a comment.

In D99281#2648193 <https://reviews.llvm.org/D99281#2648193>, @aemerson wrote:

> @arsenm @foad Is it worth making this rotate op generic? I'm happy to keep it in AArch64, but wasn't sure what the overall plan was for optimizing funnels to rotates.

The DAG has rotates, so probably


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https://reviews.llvm.org/D99281



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