IVGCVSW-2839 Add QuantisedSymm16 support to the ArmNN frontend

Change-Id: I76f4e7db55b0efbb1a5f7d1a32bf451e66add0c7
Signed-off-by: Nattapat Chaimanowong <nattapat.chaimanowong@arm.com>
diff --git a/src/armnnSerializer/Serializer.cpp b/src/armnnSerializer/Serializer.cpp
index 0340f56..cf67022 100644
--- a/src/armnnSerializer/Serializer.cpp
+++ b/src/armnnSerializer/Serializer.cpp
@@ -855,6 +855,15 @@
             fbPayload = flatBuffersData.o;
             break;
         }
+        case armnn::DataType::QuantisedSymm16:
+        {
+            auto fbVector = CreateDataVector<int16_t>(constTensor.GetMemoryArea(), constTensor.GetNumBytes());
+            flatbuffers::Offset<serializer::ShortData> flatBuffersData = serializer::CreateShortData(
+                    m_flatBufferBuilder,
+                    fbVector);
+            fbPayload = flatBuffersData.o;
+            break;
+        }
         case armnn::DataType::QuantisedAsymm8:
         case armnn::DataType::Boolean:
         default: