[llvm-branch-commits] [llvm] [RISCV][CodeGen] Lower `abds`/`abdu` to `Zvabd` instructions (PR #180141)

[Luke Lau via llvm-branch-commits]

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lukel97 wrote:

Not for this PR but if we relax the isOperationLegal(ISD::SMAX/SMIN) checks in TargetLowering::expandABD to isOperationLegalOrCustom, I presume we could remove this custom lowering for the fixed length vector path?

https://github.com/llvm/llvm-project/pull/180141