[PATCH] D159198: [DAG] Fold (shl (sext (add_nsw x, c1)), c2) -> (add (shl (sext x), c2), c1 << c2)

[Noah Goldstein via Phabricator via llvm-commits]

goldstein.w.n accepted this revision.
goldstein.w.n added a comment.
This revision is now accepted and ready to land.

In D159198#4633898 <https://reviews.llvm.org/D159198#4633898>, @RKSimon wrote:

> Any further comments - does any of the RISCV gurus have any thoughts on whether isDesirableToCommuteWithShift needs adjusting?

X86 aspect LGTM.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D159198/new/

https://reviews.llvm.org/D159198