[PATCH] D151653: [WIP][RISCV] Combine vmv.s.x of constants into vmv.v.i

[Luke Lau via Phabricator via llvm-commits]

luke updated this revision to Diff 527383.
luke added a comment.

Check that the tail is undefined, also convince myself that checking the VL operand is ok


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D151653/new/

https://reviews.llvm.org/D151653

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVInsertVSETVLI.cpp
  llvm/test/CodeGen/RISCV/rvv/combine-splats.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vector-shuffle-transpose.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vector-shuffle-vslide1up.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-bitreverse-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-bitreverse.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-bswap-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-bswap.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-fp-buildvec.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-fp-interleave.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-fp-shuffles.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-insert.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-int-interleave.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-int-shuffles.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-int-splat.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-int.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-interleaved-access.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-mask-buildvec.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-reduction-int-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-reduction-int.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-shufflevector-vnsrl.ll
  llvm/test/CodeGen/RISCV/rvv/insertelt-int-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/shuffle-reverse.ll
  llvm/test/CodeGen/RISCV/rvv/vector-deinterleave-fixed.ll
  llvm/test/CodeGen/RISCV/srem-seteq-illegal-types.ll

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