[PATCH] D20770: [GSoC 2016][Polly][Refactor] Decouple SCoP building logic from pass

[Utpal Bora via llvm-commits]

cs14mtech11017 created this revision.
cs14mtech11017 added reviewers: _jdoerfert, grosser, Meinersbur, etherzhhb.
cs14mtech11017 added a subscriber: Polly.
Herald added a subscriber: sanjoy.

Decoupled SCoP creation and pass logic.

1. Created a new pass ScopInfoRegionPass. As name suggests, it is a region pass and it is there to preserve compatibility with our existing Polly passes.
2. ScopInfoRegionPass will return ScopInfo object, which actually builds the SCoP object.


http://reviews.llvm.org/D20770

Files:
  include/polly/LinkAllPasses.h
  include/polly/ScopInfo.h
  lib/Analysis/DependenceInfo.cpp
  lib/Analysis/ScopInfo.cpp
  lib/Analysis/ScopPass.cpp
  lib/CodeGen/CodeGeneration.cpp
  lib/CodeGen/IslAst.cpp
  lib/Exchange/JSONExporter.cpp
  lib/Support/RegisterPasses.cpp
  lib/Transform/DeadCodeElimination.cpp
  lib/Transform/ScheduleOptimizer.cpp

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