[PATCH] D140393: [RISCV][NFC] Add policy operand for RISCVISD::VSLIDEUP_VL and RISCVISD::VSLIDEDOWN_VL.

[Yeting Kuo via Phabricator via llvm-commits]

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There is room for optimization to use tail agnostic vslideup/vslidedown to lower
some vector operations. D125546 <https://reviews.llvm.org/D125546> is an revision for the kind of optimization.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D140393

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td

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