[PATCH] D89599: [AMDGPU] Fixed v_swap_b32 match

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

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1. Fixed liveness issue with implicit kills.
2. Fixed potential problem with an indirect mov.

Fixes: SWDEV-256848


https://reviews.llvm.org/D89599

Files:
  llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp
  llvm/test/CodeGen/AMDGPU/v_swap_b32.mir

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