[PATCH] D59065: [BasicAA] Simplify inttoptr(and(ptrtoint(X), C)) to X, if C preserves all significant bits.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 198607.
fhahn added a comment.
Herald added a subscriber: javed.absar.

I went with adding a pointer-mask intrinsic, as suggested.

Updated this patch to add the intrinsic and I will soon post a follow up
supporting it in getUnderlyingObject.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D59065/new/

https://reviews.llvm.org/D59065

Files:
  llvm/docs/LangRef.rst
  llvm/include/llvm/IR/Intrinsics.td
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/test/CodeGen/AArch64/lower-ptrmask.ll
  llvm/test/CodeGen/X86/lower-ptrmask.ll

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