IVGCVSW-5410 Add front-end support for CAST

IVGCVSW-5415 Add TfLiteParser support for CAST

 * Added front end support for CAST, including support in the
Reference workload, Serialization, Deserializtion, Unit tests, and
TfLiteParser.

Signed-off-by: mathad01 <matthew.haddon@arm.com>
Change-Id: Iaf670ca5912a21ed6bc84f7f83a68b42154846bb

1 files changed, 16 insertions, 0 deletions

diff --git a/src/backends/backendsCommon/WorkloadFactory.cpp b/src/backends/backendsCommon/WorkloadFactory.cpp
index 20d7134c3a..9d7d5bd26d 100644
--- a/src/backends/backendsCommon/WorkloadFactory.cpp
+++ b/src/backends/backendsCommon/WorkloadFactory.cpp
@@ -138,6 +138,16 @@ bool IWorkloadFactory::IsLayerConfigurationSupported(const BackendId& backendId,
                                                                   reason);
             break;
         }
+        case LayerType::Cast:
+        {
+            const TensorInfo& input = layer.GetInputSlot(0).GetConnection()->GetTensorInfo();
+            const TensorInfo& output = layer.GetOutputSlot(0).GetTensorInfo();
+
+            result = layerSupportObject.IsCastSupported(OverrideDataType(input, dataType),
+                                                        OverrideDataType(output, dataType),
+                                                        reason);
+            break;
+        }
         case LayerType::Comparison:
         {
             auto cLayer = PolymorphicDowncast<const ComparisonLayer*>(&layer);
@@ -1345,6 +1355,12 @@ std::unique_ptr<IWorkload> IWorkloadFactory::CreateBatchToSpaceNd(const BatchToS
     return std::unique_ptr<IWorkload>();
 }
 
+std::unique_ptr<IWorkload> IWorkloadFactory::CreateCast(const CastQueueDescriptor& /*descriptor*/,
+                                                       const WorkloadInfo& /*info*/) const
+{
+    return std::unique_ptr<IWorkload>();
+}
+
 std::unique_ptr<IWorkload> IWorkloadFactory::CreateComparison(const ComparisonQueueDescriptor& /*descriptor*/,
                                                               const WorkloadInfo& /*info*/) const
 {