[PATCH] D139706: [RISCV][VP] expand vp instrinscs if no +v feature

[Yingchi Long via Phabricator via llvm-commits]

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If the subtarget does not support StdExtV, expand vp instrinscs to scalar instructions.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D139706

Files:
  llvm/lib/Target/RISCV/RISCVTargetTransformInfo.h
  llvm/test/CodeGen/RISCV/rvv/expand-no-stdv.ll

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