[all-commits] [llvm/llvm-project] 76f609: [ARM] Allow distributing postinc with PHI uses

[David Green via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 76f60931e2acedfe69aef614b07f902fbc814838
      https://github.com/llvm/llvm-project/commit/76f60931e2acedfe69aef614b07f902fbc814838
  Author: David Green <david.green at arm.com>
  Date:   2022-06-20 (Mon, 20 Jun 2022)

  Changed paths:
    M llvm/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
    M llvm/test/CodeGen/Thumb2/mve-pipelineloops.ll

  Log Message:
  -----------
  [ARM] Allow distributing postinc with PHI uses

Although this doesn't usually come up, we can have uses of the
BaseAccess of a distributed postinc being a PHI. This doesn't need the
usual dominance check as we will dominate along the phi edge, allowing
us to still create a postinc load/store.

Differential Revision: https://reviews.llvm.org/D127676