[PATCH] D155041: [RISCV] Remove unnecessary move of undefined with subregister liveness enabled

[Piyou Chen via Phabricator via llvm-commits]

BeMg created this revision.
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Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D155041

Files:
  llvm/lib/Target/RISCV/RISCV.h
  llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
  llvm/lib/Target/RISCV/RISCVRVVInitUndef.cpp
  llvm/lib/Target/RISCV/RISCVTargetMachine.cpp
  llvm/test/CodeGen/RISCV/O3-pipeline.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-interleaved-access.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-trunc-vp.ll
  llvm/test/CodeGen/RISCV/rvv/shuffle-reverse.ll
  llvm/test/CodeGen/RISCV/rvv/subregister-subinit-undef.mir
  llvm/test/CodeGen/RISCV/rvv/subregister-undef-early-clobber.mir
  llvm/test/CodeGen/RISCV/rvv/undef-earlyclobber-chain.ll

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