[PATCH] D31303: [CodeGen] Split SafeStack into a LegacyPass and a utility. NFC.

[Ahmed Bougacha via Phabricator via llvm-commits]

ab created this revision.
Herald added a subscriber: sanjoy.

This lets the pass focus on gathering the required analyzes, and the utility class focus on the transformation.

The "run" method is a little awkward; suggestions welcome!


https://reviews.llvm.org/D31303

Files:
  include/llvm/InitializePasses.h
  lib/CodeGen/CodeGen.cpp
  lib/CodeGen/SafeStack.cpp

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