[PATCH] D86020: [MemCpyOptimizer] Optimize passing byref function arguments down the stack

[Anatoly Trosinenko via Phabricator via cfe-commits]

atrosinenko updated this revision to Diff 286037.
atrosinenko added a comment.

Restrict transformation to passing through `byref` arguments, not arbitrary pointers.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D86020/new/

https://reviews.llvm.org/D86020

Files:
  llvm/include/llvm/IR/InstrTypes.h
  llvm/include/llvm/Transforms/Scalar/MemCpyOptimizer.h
  llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
  llvm/test/Transforms/MemCpyOpt/byref-memcpy.ll

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