IVGCVSW-3857 Add Reference FP16 workload support to remaining layers

* Adds Reference FP16 support and unit tests for layers not already supported

!referencetests:202156

Signed-off-by: Matthew Jackson <matthew.jackson@arm.com>
Change-Id: I6fc9b9ce2809e163f72e27e877025c8fb85d9fbe
diff --git a/src/backends/cl/test/ClLayerTests.cpp b/src/backends/cl/test/ClLayerTests.cpp
index 7274afc..b3f29b6 100644
--- a/src/backends/cl/test/ClLayerTests.cpp
+++ b/src/backends/cl/test/ClLayerTests.cpp
@@ -177,10 +177,10 @@
 ARMNN_AUTO_TEST_CASE(DepthwiseConvolution2dDepthMul64, DepthwiseConvolution2dDepthMul64Test);
 
 // Splitter
-ARMNN_AUTO_TEST_CASE(SimpleSplitterFloat, SplitterFloatTest)
+ARMNN_AUTO_TEST_CASE(SimpleSplitterFloat32, SplitterFloat32Test)
 ARMNN_AUTO_TEST_CASE(SimpleSplitterUint8, SplitterUint8Test)
 
-ARMNN_AUTO_TEST_CASE(CopyViaSplitterFloat, CopyViaSplitterFloatTest)
+ARMNN_AUTO_TEST_CASE(CopyViaSplitterFloat32, CopyViaSplitterFloat32Test)
 ARMNN_AUTO_TEST_CASE(CopyViaSplitterUint8, CopyViaSplitterUint8Test)
 
 // Concat
@@ -287,8 +287,8 @@
 ARMNN_AUTO_TEST_CASE(Multiplication5d, Multiplication5dTest)
 
 // Batch Norm
-ARMNN_AUTO_TEST_CASE(BatchNormFloat, BatchNormFloatTest)
-ARMNN_AUTO_TEST_CASE(BatchNormFloatNhwc, BatchNormFloatNhwcTest)
+ARMNN_AUTO_TEST_CASE(BatchNormFloat32, BatchNormFloat32Test)
+ARMNN_AUTO_TEST_CASE(BatchNormFloat32Nhwc, BatchNormFloat32NhwcTest)
 
 // L2 Normalization
 ARMNN_AUTO_TEST_CASE(L2Normalization1d, L2Normalization1dTest, DataLayout::NCHW)