[PATCH] D63317: [Attributor] Recompute dependences once a fixpoint is reached

[Johannes Doerfert via Phabricator via llvm-commits]

jdoerfert created this revision.
jdoerfert added reviewers: uenoku, sstefan1, homerdin, hfinkel, fedor.sergeev, spatel, nlopes, nicholas, reames, chandlerc.
Herald added a project: LLVM.

We use dependences to determine what attributes can be manifested and if
(deep) wrappers are needed. To improve these decisions we allow to
eliminate spurious dependences at the end by running a final iteration
of updates after a fixpoint was reached.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D63317

Files:
  llvm/include/llvm/Transforms/IPO/Attributor.h
  llvm/lib/Transforms/IPO/Attributor.cpp

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