[PATCH] D80485: [DAGCombiner][PowerPC][AArch64] Remove isMulhCheaperThanMulShift TLI hook. Use isOperationLegal directly instead.

[Amy Kwan via Phabricator via llvm-commits]

amyk added a comment.

In D80485#2054050 <https://reviews.llvm.org/D80485#2054050>, @craig.topper wrote:

> Thanks for the clarification. I'll go ahead and extract the AArch64 change here since it should be correct regardless. I'll hold on to this until after D78272 <https://reviews.llvm.org/D78272> is moved to DAG combine and we can revisit.


I've updated D78272 <https://reviews.llvm.org/D78272> (moving the transformation into `DAGCombiner.cpp`). Thanks for getting back to me regarding this.


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  https://reviews.llvm.org/D80485/new/

https://reviews.llvm.org/D80485