layers → backends Relation

File in src/armnn/layers	Includes file in src/backends
MapLayer.cpp	backendsCommon / MapWorkload.hpp
MemImportLayer.cpp	backendsCommon / MemImportWorkload.hpp
SplitterLayer.cpp	backendsCommon / WorkloadUtils.hpp
UnmapLayer.cpp	backendsCommon / UnmapWorkload.hpp