[all-commits] [llvm/llvm-project] 010f8e: [ARM] Ensure correct regclass in distributing postinc

[David Green via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 010f8e305705acb5128f409256e7f22ff3adc780
      https://github.com/llvm/llvm-project/commit/010f8e305705acb5128f409256e7f22ff3adc780
  Author: David Green <david.green at arm.com>
  Date:   2021-07-26 (Mon, 26 Jul 2021)

  Changed paths:
    M llvm/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
    M llvm/test/CodeGen/Thumb2/mve-postinc-distribute.mir

  Log Message:
  -----------
  [ARM] Ensure correct regclass in distributing postinc

The register class required for some MVE loads/stores is more
constrained than the register we use when creating postinc. Make sure we
constrain the register class to keep the code correct.