[PATCH] D152854: [SelectionDAG][RISCV] Add very basic PromoteIntegerOp support for VP_SIGN/ZERO_EXTEND.

[Craig Topper via Phabricator via llvm-commits]

craig.topper created this revision.
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We don't have VP_ANY_EXTEND or VP_SIGN_EXTEND_INREG yet so I've
deviated a little from the non-VP lowering.

My goal was to fix the crashes that occurs on these test cases without this patch.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D152854

Files:
  llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
  llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
  llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-sext-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-zext-vp.ll

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