[llvm] [RISCV] and x (sub -1, y) -> andn x y (PR #129253)

Gábor Spaits via llvm-commits llvm-commits at lists.llvm.org
Fri Feb 28 08:26:33 PST 2025

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spaits wrote:

> Isn't sub -1, x canonicalized to xor, -1?

Currently, I think they are not.

https://github.com/llvm/llvm-project/pull/129253

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