[llvm] [SelectionDAG] Use Magic Algorithm for Splitting UDIV/UREM by Constant (PR #154968)

Craig Topper via llvm-commits llvm-commits at lists.llvm.org
Mon Mar 30 08:17:05 PDT 2026

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topperc wrote:

I put up https://github.com/llvm/llvm-project/pull/189286 to improve the chunk method for divisor 67. It's probably better than the magic method for UREM. I'm not sure about UDIV.

https://github.com/llvm/llvm-project/pull/154968

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