[PATCH] D114354: [DAG] SimplifyDemandedBits - simplify rotl/rotr to shl/srl

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 389127.
RKSimon edited the summary of this revision.
RKSimon added a comment.

Fixed dumb typo in original variant (sorry, I was focussing too much on the SSE codegen and nothing else)

Added PatFrag to handled ARM rev16 instruction pattern.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D114354/new/

https://reviews.llvm.org/D114354

Files:
  llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
  llvm/lib/Target/ARM/ARMISelLowering.cpp
  llvm/lib/Target/ARM/ARMInstrInfo.td
  llvm/test/CodeGen/X86/rotate_vec.ll
  llvm/test/CodeGen/X86/vector-rotate-128.ll
  llvm/test/CodeGen/X86/vector-rotate-256.ll
  llvm/test/CodeGen/X86/vector-rotate-512.ll

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