[PATCH] D140089: [MemCpyOpt] Add a stack-move optimization to opportunistically merge allocas together, disabled by default.

[Patrick Walton via Phabricator via llvm-commits]

pcwalton updated this revision to Diff 484132.
pcwalton added a comment.
Herald added subscribers: jeroen.dobbelaere, ormris, steven_wu.

Updated per comments. The optimization is now enabled by default and tests have been updated accordingly.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140089/new/

https://reviews.llvm.org/D140089

Files:
  llvm/include/llvm/Analysis/CaptureTracking.h
  llvm/include/llvm/Transforms/Scalar/MemCpyOptimizer.h
  llvm/lib/Analysis/CaptureTracking.cpp
  llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
  llvm/test/Analysis/ScopedNoAliasAA/alias-scope-merging.ll
  llvm/test/Other/new-pm-defaults.ll
  llvm/test/Other/new-pm-lto-defaults.ll
  llvm/test/Other/new-pm-thinlto-defaults.ll
  llvm/test/Transforms/MemCpyOpt/callslot.ll
  llvm/test/Transforms/MemCpyOpt/callslot_badaa.ll
  llvm/test/Transforms/MemCpyOpt/stack-move.ll

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