[PATCH] D122875: [DAGCombiner] Scalarize extend/truncate for splat vector.

[Jianjian Guan via Phabricator via llvm-commits]

jacquesguan created this revision.
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This revision scalarizes extend/truncate for splat vector.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D122875

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/Target/RISCV/RISCVInstrInfoVSDPatterns.td
  llvm/test/CodeGen/RISCV/rvv/vfcopysign-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vfwmacc-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vnsra-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vnsrl-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vwadd-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vwmacc-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vwmul-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vwsub-sdnode.ll

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