[PATCH] D128627: [RISCV] Support VECTOR_REVERSE mask operation.

[WangLian via Phabricator via llvm-commits]

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Support vector_reverse mask operation. Widen i1 element type to i8,  then reverse it, finally truncate result.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D128627

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/test/CodeGen/RISCV/rvv/named-vector-shuffle-reverse.ll

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