[PATCH] D62308: [AArch64] support neon_sshl and neon_ushl in performIntrinsicCombine.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 221021.
fhahn marked 2 inline comments as done.
fhahn added a comment.

Add additional test cases and limit this patch to converting cases with appropriate zext/sext.

I'll submit a separate patch for turning ushl -> shl, if the shift is all constant.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D62308/new/

https://reviews.llvm.org/D62308

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/arm64-vshift.ll

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