IVGCVSW-4210 Create a public API for the common backend files

 * Create a public API for the common backend files
 * Move OutputHandler to armnn internal
 * Remove unused headers

Signed-off-by: Matteo Martincigh <matteo.martincigh@arm.com>
Signed-off-by: Narumol Prangnawarat <narumol.prangnawarat@arm.com>
Change-Id: I3e86d908b021e3561befa9d45158d87d2cbb18c0
diff --git a/src/backends/backendsCommon/test/layerTests/AbsTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/AbsTestImpl.hpp
index 88bf1ea..d0f775e 100644
--- a/src/backends/backendsCommon/test/layerTests/AbsTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/AbsTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/ActivationTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ActivationTestImpl.hpp
index 2d6362f..2251ceb 100644
--- a/src/backends/backendsCommon/test/layerTests/ActivationTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ActivationTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 //
diff --git a/src/backends/backendsCommon/test/layerTests/AdditionTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/AdditionTestImpl.hpp
index 60ef975..eb65c54 100644
--- a/src/backends/backendsCommon/test/layerTests/AdditionTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/AdditionTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> AdditionTest(
diff --git a/src/backends/backendsCommon/test/layerTests/ArgMinMaxTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ArgMinMaxTestImpl.hpp
index b3bd7db..24deba7 100644
--- a/src/backends/backendsCommon/test/layerTests/ArgMinMaxTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ArgMinMaxTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/BatchNormalizationTestImpl.cpp b/src/backends/backendsCommon/test/layerTests/BatchNormalizationTestImpl.cpp
index a92ff03..8471456 100644
--- a/src/backends/backendsCommon/test/layerTests/BatchNormalizationTestImpl.cpp
+++ b/src/backends/backendsCommon/test/layerTests/BatchNormalizationTestImpl.cpp
@@ -13,7 +13,7 @@
 #include <armnnUtils/DataLayoutIndexed.hpp>
 
 #include <backendsCommon/CpuTensorHandle.hpp>
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/TensorCopyUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/BatchNormalizationTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/BatchNormalizationTestImpl.hpp
index a2dacde..eaffb82 100644
--- a/src/backends/backendsCommon/test/layerTests/BatchNormalizationTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/BatchNormalizationTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> BatchNormFloat32Test(
diff --git a/src/backends/backendsCommon/test/layerTests/BatchToSpaceNdTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/BatchToSpaceNdTestImpl.hpp
index 67e7cc5..79462d1 100644
--- a/src/backends/backendsCommon/test/layerTests/BatchToSpaceNdTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/BatchToSpaceNdTestImpl.hpp
@@ -11,7 +11,7 @@
 
 #include <armnn/ArmNN.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/DataTypeUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/ComparisonTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ComparisonTestImpl.hpp
index 84928fa..d53c623 100644
--- a/src/backends/backendsCommon/test/layerTests/ComparisonTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ComparisonTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 // Equal
diff --git a/src/backends/backendsCommon/test/layerTests/ConcatTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ConcatTestImpl.hpp
index 223bf19..4ce9d29 100644
--- a/src/backends/backendsCommon/test/layerTests/ConcatTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ConcatTestImpl.hpp
@@ -10,7 +10,7 @@
 #include <ResolveType.hpp>
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/ConstantTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ConstantTestImpl.hpp
index fa3e228..932965a 100644
--- a/src/backends/backendsCommon/test/layerTests/ConstantTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ConstantTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> ConstantTest(
diff --git a/src/backends/backendsCommon/test/layerTests/Conv2dTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/Conv2dTestImpl.hpp
index 69bfa97..6261bdf 100644
--- a/src/backends/backendsCommon/test/layerTests/Conv2dTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/Conv2dTestImpl.hpp
@@ -11,7 +11,7 @@
 
 #include <armnn/Types.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 //
diff --git a/src/backends/backendsCommon/test/layerTests/ConvertFp16ToFp32TestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ConvertFp16ToFp32TestImpl.hpp
index 8e77e26..f0f1a4b 100644
--- a/src/backends/backendsCommon/test/layerTests/ConvertFp16ToFp32TestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ConvertFp16ToFp32TestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> SimpleConvertFp16ToFp32Test(
diff --git a/src/backends/backendsCommon/test/layerTests/ConvertFp32ToFp16TestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ConvertFp32ToFp16TestImpl.hpp
index bb0fce2..2637247 100644
--- a/src/backends/backendsCommon/test/layerTests/ConvertFp32ToFp16TestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ConvertFp32ToFp16TestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<armnn::Half, 4> SimpleConvertFp32ToFp16Test(
diff --git a/src/backends/backendsCommon/test/layerTests/DebugTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/DebugTestImpl.hpp
index e355279..7582663 100644
--- a/src/backends/backendsCommon/test/layerTests/DebugTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/DebugTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> Debug4dFloat32Test(
diff --git a/src/backends/backendsCommon/test/layerTests/DepthToSpaceTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/DepthToSpaceTestImpl.hpp
index 4dbcd26..18797c6 100644
--- a/src/backends/backendsCommon/test/layerTests/DepthToSpaceTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/DepthToSpaceTestImpl.hpp
@@ -8,7 +8,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/DequantizeTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/DequantizeTestImpl.hpp
index 4d83780..008fea8 100644
--- a/src/backends/backendsCommon/test/layerTests/DequantizeTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/DequantizeTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <Half.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/DetectionPostProcessTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/DetectionPostProcessTestImpl.hpp
index bcb5abf..b8a241d 100644
--- a/src/backends/backendsCommon/test/layerTests/DetectionPostProcessTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/DetectionPostProcessTestImpl.hpp
@@ -9,7 +9,7 @@
 #include <armnn/Types.hpp>
 
 #include <backendsCommon/CpuTensorHandle.hpp>
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/TensorCopyUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/DivisionTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/DivisionTestImpl.hpp
index 0446f8b..5e8c502 100644
--- a/src/backends/backendsCommon/test/layerTests/DivisionTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/DivisionTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> DivisionByZeroTest(
diff --git a/src/backends/backendsCommon/test/layerTests/ElementwiseTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ElementwiseTestImpl.hpp
index 1bb1348..86c5606 100644
--- a/src/backends/backendsCommon/test/layerTests/ElementwiseTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ElementwiseTestImpl.hpp
@@ -11,7 +11,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/Workload.hpp>
 #include <backendsCommon/WorkloadData.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/FakeQuantizationTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/FakeQuantizationTestImpl.hpp
index 506e968..b317d40 100644
--- a/src/backends/backendsCommon/test/layerTests/FakeQuantizationTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/FakeQuantizationTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 2> FakeQuantizationTest(
diff --git a/src/backends/backendsCommon/test/layerTests/FloorTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/FloorTestImpl.hpp
index e5baf5d..257756f 100644
--- a/src/backends/backendsCommon/test/layerTests/FloorTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/FloorTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/FullyConnectedTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/FullyConnectedTestImpl.hpp
index 8a2463c..d181557 100644
--- a/src/backends/backendsCommon/test/layerTests/FullyConnectedTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/FullyConnectedTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/GatherTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/GatherTestImpl.hpp
index 33df179..b6a2dd1 100644
--- a/src/backends/backendsCommon/test/layerTests/GatherTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/GatherTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 1> Gather1dParamsFloat32Test(
diff --git a/src/backends/backendsCommon/test/layerTests/InstanceNormalizationTestImpl.cpp b/src/backends/backendsCommon/test/layerTests/InstanceNormalizationTestImpl.cpp
index d25fcea..c734a2d 100644
--- a/src/backends/backendsCommon/test/layerTests/InstanceNormalizationTestImpl.cpp
+++ b/src/backends/backendsCommon/test/layerTests/InstanceNormalizationTestImpl.cpp
@@ -11,7 +11,7 @@
 #include <armnn/ArmNN.hpp>
 
 #include <backendsCommon/CpuTensorHandle.hpp>
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/DataLayoutUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/InstanceNormalizationTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/InstanceNormalizationTestImpl.hpp
index 4030bee..b79ba5f 100644
--- a/src/backends/backendsCommon/test/layerTests/InstanceNormalizationTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/InstanceNormalizationTestImpl.hpp
@@ -11,7 +11,7 @@
 
 #include <armnn/Types.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> InstanceNormFloat32Test(
diff --git a/src/backends/backendsCommon/test/layerTests/L2NormalizationTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/L2NormalizationTestImpl.hpp
index 78c2ac1..b50fdcd 100644
--- a/src/backends/backendsCommon/test/layerTests/L2NormalizationTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/L2NormalizationTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <armnn/Types.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> L2NormalizationDefaultEpsilonTest(
diff --git a/src/backends/backendsCommon/test/layerTests/LogSoftmaxTestImpl.cpp b/src/backends/backendsCommon/test/layerTests/LogSoftmaxTestImpl.cpp
index 4c340c8..3a2f39a 100644
--- a/src/backends/backendsCommon/test/layerTests/LogSoftmaxTestImpl.cpp
+++ b/src/backends/backendsCommon/test/layerTests/LogSoftmaxTestImpl.cpp
@@ -12,7 +12,7 @@
 #include <armnn/ArmNN.hpp>
 
 #include <backendsCommon/CpuTensorHandle.hpp>
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/TensorCopyUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/LogSoftmaxTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/LogSoftmaxTestImpl.hpp
index 18a14cc..af18d69 100644
--- a/src/backends/backendsCommon/test/layerTests/LogSoftmaxTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/LogSoftmaxTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/LstmTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/LstmTestImpl.hpp
index 2779009..dad1760 100644
--- a/src/backends/backendsCommon/test/layerTests/LstmTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/LstmTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #if defined(ARMNNREF_ENABLED)
diff --git a/src/backends/backendsCommon/test/layerTests/MaximumTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/MaximumTestImpl.hpp
index 0c7ab47..005d586 100644
--- a/src/backends/backendsCommon/test/layerTests/MaximumTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/MaximumTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> MaximumSimpleTest(armnn::IWorkloadFactory& workloadFactory,
diff --git a/src/backends/backendsCommon/test/layerTests/MeanTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/MeanTestImpl.hpp
index d0bdfa4..bab7337 100644
--- a/src/backends/backendsCommon/test/layerTests/MeanTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/MeanTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 namespace
diff --git a/src/backends/backendsCommon/test/layerTests/MinimumTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/MinimumTestImpl.hpp
index 7a33e5e..b1e38dc 100644
--- a/src/backends/backendsCommon/test/layerTests/MinimumTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/MinimumTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> MinimumBroadcast1ElementTest1(
diff --git a/src/backends/backendsCommon/test/layerTests/MultiplicationTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/MultiplicationTestImpl.hpp
index c566751..3e2f2ff 100644
--- a/src/backends/backendsCommon/test/layerTests/MultiplicationTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/MultiplicationTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> MultiplicationTest(
diff --git a/src/backends/backendsCommon/test/layerTests/NormalizationTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/NormalizationTestImpl.hpp
index be66f6c..4da1ad2 100644
--- a/src/backends/backendsCommon/test/layerTests/NormalizationTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/NormalizationTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <armnn/Types.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> SimpleNormalizationAcrossTest(
diff --git a/src/backends/backendsCommon/test/layerTests/PadTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/PadTestImpl.hpp
index 156b861..bc51488 100644
--- a/src/backends/backendsCommon/test/layerTests/PadTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/PadTestImpl.hpp
@@ -11,7 +11,7 @@
 
 #include <armnn/Types.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/PermuteTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/PermuteTestImpl.hpp
index fe0d076..c5039a1 100644
--- a/src/backends/backendsCommon/test/layerTests/PermuteTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/PermuteTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <armnn/ArmNN.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/WorkloadTestUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/Pooling2dTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/Pooling2dTestImpl.hpp
index 6f7a595..2f0cde2 100644
--- a/src/backends/backendsCommon/test/layerTests/Pooling2dTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/Pooling2dTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <armnn/Types.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float,   4> SimpleMaxPooling2dSize2x2Stride2x2Test(
diff --git a/src/backends/backendsCommon/test/layerTests/PreluTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/PreluTestImpl.hpp
index dc9b908..99f3cd1 100644
--- a/src/backends/backendsCommon/test/layerTests/PreluTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/PreluTestImpl.hpp
@@ -12,7 +12,7 @@
 
 #include <armnn/ArmNN.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/TensorCopyUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/QuantizeTestImpl.cpp b/src/backends/backendsCommon/test/layerTests/QuantizeTestImpl.cpp
index 7d5d73b..94d7224 100644
--- a/src/backends/backendsCommon/test/layerTests/QuantizeTestImpl.cpp
+++ b/src/backends/backendsCommon/test/layerTests/QuantizeTestImpl.cpp
@@ -9,7 +9,7 @@
 
 #include <armnn/ArmNN.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/TensorCopyUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/QuantizeTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/QuantizeTestImpl.hpp
index bac438e..a2e1a49 100644
--- a/src/backends/backendsCommon/test/layerTests/QuantizeTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/QuantizeTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<uint8_t, 4> QuantizeSimpleUint8Test(
diff --git a/src/backends/backendsCommon/test/layerTests/ReshapeTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ReshapeTestImpl.hpp
index fb0bb33..2bc1d2c 100644
--- a/src/backends/backendsCommon/test/layerTests/ReshapeTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ReshapeTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/ResizeTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/ResizeTestImpl.hpp
index 4fe4b73..538a64c 100644
--- a/src/backends/backendsCommon/test/layerTests/ResizeTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/ResizeTestImpl.hpp
@@ -11,7 +11,7 @@
 
 #include <armnn/Types.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 // Bilinear
diff --git a/src/backends/backendsCommon/test/layerTests/RsqrtTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/RsqrtTestImpl.hpp
index e5a5340..dd7ab66 100644
--- a/src/backends/backendsCommon/test/layerTests/RsqrtTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/RsqrtTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, typename T = armnn::ResolveType<ArmnnType>>
diff --git a/src/backends/backendsCommon/test/layerTests/SliceTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/SliceTestImpl.hpp
index 59458ed..d308268 100644
--- a/src/backends/backendsCommon/test/layerTests/SliceTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/SliceTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 // Float32 tests
diff --git a/src/backends/backendsCommon/test/layerTests/SoftmaxTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/SoftmaxTestImpl.hpp
index 2e5e244..e0dfd10 100644
--- a/src/backends/backendsCommon/test/layerTests/SoftmaxTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/SoftmaxTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 2> SimpleSoftmaxTest(
diff --git a/src/backends/backendsCommon/test/layerTests/SpaceToBatchNdTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/SpaceToBatchNdTestImpl.hpp
index cb4d8e3..984b949 100644
--- a/src/backends/backendsCommon/test/layerTests/SpaceToBatchNdTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/SpaceToBatchNdTestImpl.hpp
@@ -8,7 +8,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> SpaceToBatchNdSimpleFloat32Test(
diff --git a/src/backends/backendsCommon/test/layerTests/SpaceToDepthTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/SpaceToDepthTestImpl.hpp
index 80ad542..c2f70e9 100644
--- a/src/backends/backendsCommon/test/layerTests/SpaceToDepthTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/SpaceToDepthTestImpl.hpp
@@ -8,7 +8,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<uint8_t, 4> SpaceToDepthNchwAsymmQ8Test(
diff --git a/src/backends/backendsCommon/test/layerTests/SplitterTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/SplitterTestImpl.hpp
index 00b5f7d..b9b3b66 100644
--- a/src/backends/backendsCommon/test/layerTests/SplitterTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/SplitterTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <vector>
diff --git a/src/backends/backendsCommon/test/layerTests/StackTestImpl.cpp b/src/backends/backendsCommon/test/layerTests/StackTestImpl.cpp
index 80058c6..db9038e 100644
--- a/src/backends/backendsCommon/test/layerTests/StackTestImpl.cpp
+++ b/src/backends/backendsCommon/test/layerTests/StackTestImpl.cpp
@@ -10,7 +10,7 @@
 
 #include <armnn/ArmNN.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 #include <backendsCommon/test/TensorCopyUtils.hpp>
diff --git a/src/backends/backendsCommon/test/layerTests/StackTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/StackTestImpl.hpp
index b091dd4..90327dd 100644
--- a/src/backends/backendsCommon/test/layerTests/StackTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/StackTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> StackAxis0Float32Test(
diff --git a/src/backends/backendsCommon/test/layerTests/StridedSliceTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/StridedSliceTestImpl.hpp
index f71ce2b..b3b1346 100644
--- a/src/backends/backendsCommon/test/layerTests/StridedSliceTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/StridedSliceTestImpl.hpp
@@ -7,7 +7,7 @@
 
 #include "LayerTestResult.hpp"
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> StridedSlice4dFloat32Test(
diff --git a/src/backends/backendsCommon/test/layerTests/SubtractionTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/SubtractionTestImpl.hpp
index e154a7b..327aa90 100644
--- a/src/backends/backendsCommon/test/layerTests/SubtractionTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/SubtractionTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <Half.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 LayerTestResult<float, 4> SubtractionTest(
diff --git a/src/backends/backendsCommon/test/layerTests/TransposeConvolution2dTestImpl.hpp b/src/backends/backendsCommon/test/layerTests/TransposeConvolution2dTestImpl.hpp
index 438828f..76e66d7 100644
--- a/src/backends/backendsCommon/test/layerTests/TransposeConvolution2dTestImpl.hpp
+++ b/src/backends/backendsCommon/test/layerTests/TransposeConvolution2dTestImpl.hpp
@@ -9,7 +9,7 @@
 
 #include <ResolveType.hpp>
 
-#include <backendsCommon/IBackendInternal.hpp>
+#include <armnn/backends/IBackendInternal.hpp>
 #include <backendsCommon/WorkloadFactory.hpp>
 
 template<armnn::DataType ArmnnType, armnn::DataType ArmnnBType, typename T = armnn::ResolveType<ArmnnType>>