[PATCH] D47259: [IPSCCP] Preserve DT in the new pass manager.

[Florian Hahn via Phabricator via llvm-commits]

fhahn created this revision.
fhahn added reviewers: davide, dberlin, chandlerc, efriedma.
Herald added a subscriber: mehdi_amini.

After https://reviews.llvm.org/D45330, Dominators are required for IPSCCP and can be preserved.

This patch preserves DominatorTreeAnalysis in the new pass manager. I am not sure how to preserve function analysis info from a module pass in the legacy pass manager.


https://reviews.llvm.org/D47259

Files:
  include/llvm/Transforms/Scalar/SCCP.h
  lib/Transforms/IPO/SCCP.cpp
  lib/Transforms/Scalar/SCCP.cpp
  test/Other/new-pm-lto-defaults.ll
  test/Transforms/SCCP/ipsccp-preserve-domtree.ll

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