[llvm] [InstCombine] lshr (mul (X, 2^N + 1)), N -> add (X, lshr(X, N)) (PR #90295)

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Mon May 20 19:16:46 PDT 2024

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AtariDreams wrote:

@nikic I moved the fold to X special cases to analysis, and the rest remain intact. This now is good to merge!

https://github.com/llvm/llvm-project/pull/90295

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