[PATCH] D102255: [SelectionDAG] Generate scoped AA metadata when loweing memcpy.

[Michael Liao via Phabricator via llvm-commits]

hliao created this revision.
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- When memcpy is lowered in SelectionDAG, similar to inlining a function, scoped AA metadata should be generated and attached on the lowered loads/stores following 'noalias' arguments.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D102255

Files:
  llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
  llvm/test/CodeGen/AArch64/arm64-2012-05-07-MemcpyAlignBug.ll
  llvm/test/CodeGen/AArch64/arm64-memcpy-inline.ll
  llvm/test/CodeGen/AArch64/arm64-misaligned-memcpy-inline.ll
  llvm/test/CodeGen/PowerPC/pr45301.ll

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