[all-commits] [llvm/llvm-project] 2d9fb8: [flang][OpenMP] Handle "loop-local values" in `do ...

[Kareem Ergawy via All-commits]

  Branch: refs/heads/users/ergawy/upstream_do_concurrent_5_local_values
  Home:   https://github.com/llvm/llvm-project
  Commit: 2d9fb8f381a413c4451f812efc15636d5ab15825
      https://github.com/llvm/llvm-project/commit/2d9fb8f381a413c4451f812efc15636d5ab15825
  Author: ergawy <kareem.ergawy at amd.com>
  Date:   2025-02-20 (Thu, 20 Feb 2025)

  Changed paths:
    M flang/docs/DoConcurrentConversionToOpenMP.md
    M flang/lib/Optimizer/OpenMP/DoConcurrentConversion.cpp
    A flang/test/Transforms/DoConcurrent/locally_destroyed_temp.f90

  Log Message:
  -----------
  [flang][OpenMP] Handle "loop-local values" in `do concurrent` nests

Extends `do concurrent` mapping to handle "loop-local values". A loop-local
value is one that is used exclusively inside the loop but allocated outside
of it. This usually corresponds to temporary values that are used inside the
loop body for initialzing other variables for example. After collecting these
values, the pass localizes them to the loop nest by moving their allocations.



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