[PATCH] D131378: [LoongArch] Add codegen support for bitreverse

[WÁNG Xuěruì via Phabricator via llvm-commits]

xen0n updated this revision to Diff 451181.
xen0n added a comment.

Prefer simple shifts over byteswapping for bitreverse.i16, per @SixWeining's suggestion


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D131378/new/

https://reviews.llvm.org/D131378

Files:
  llvm/lib/Target/LoongArch/LoongArchISelLowering.cpp
  llvm/lib/Target/LoongArch/LoongArchISelLowering.h
  llvm/lib/Target/LoongArch/LoongArchInstrInfo.td
  llvm/test/CodeGen/LoongArch/bitreverse.ll

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