[PATCH] D153453: [MemCpyOpt] implement single BB stack-move optimization which unify the static unescaped allocas

[Kohei Asano via Phabricator via llvm-commits]

khei4 updated this revision to Diff 538916.
khei4 added a comment.

- add tests
  - dest ref before copy
  - no lifetime stack move
- rebase


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D153453/new/

https://reviews.llvm.org/D153453

Files:
  llvm/include/llvm/Transforms/Scalar/MemCpyOptimizer.h
  llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
  llvm/test/Transforms/MemCpyOpt/callslot.ll
  llvm/test/Transforms/MemCpyOpt/memcpy.ll
  llvm/test/Transforms/MemCpyOpt/stack-move.ll

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