[PATCH] D96352: [RISCV] Initial support for insert/extract subvector

[ShihPo Hung via Phabricator via llvm-commits]

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This patch handles cast-like insert_subvector & extract_subvector
in which case:

1. index starts from 0.
2. inserting a fixed-width vector into a scalable vector, or extracting a fixed-width vector from a scalable vector.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D96352

Files:
  llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-int.ll

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