[all-commits] [llvm/llvm-project] 39b6c8: [flang][hlfir] Better recognize non-overlapping ar...

[Slava Zakharin via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 39b6c82c5d38630910304ca88cdcd82ef88ea40d
      https://github.com/llvm/llvm-project/commit/39b6c82c5d38630910304ca88cdcd82ef88ea40d
  Author: Slava Zakharin <szakharin at nvidia.com>
  Date:   2023-09-08 (Fri, 08 Sep 2023)

  Changed paths:
    M flang/lib/Optimizer/HLFIR/Transforms/OptimizedBufferization.cpp
    M flang/test/HLFIR/opt-array-slice-assign.fir

  Log Message:
  -----------
  [flang][hlfir] Better recognize non-overlapping array sections. (#65707)

This is a copy of the corresponding ArrayValueCopy analysis
for non-overlapping array slices. It is required to achieve
the same performance for Polyhedron/nf, though, additional
changes are needed in the alias analysis for disambiguating
host associated accesses.