[PATCH] D90606: [llvm][AArch64] Check the sign bit of a sign extended value before sign extension.

[Francesco Petrogalli via Phabricator via llvm-commits]

fpetrogalli created this revision.
fpetrogalli added reviewers: peterwaller-arm, samparker, efriedma.
Herald added subscribers: llvm-commits, danielkiss, hiraditya, kristof.beyls.
Herald added a project: LLVM.
fpetrogalli requested review of this revision.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D90606

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/check-sign-bit-before-extension.ll

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