IVGCVSW-2946 RefElementwiseWorkload configures prior to first execute

+ Added PostAllocationConfigure() method to workload interface
+ Elementwise function now deduces types based on Functor
- Replaced RefComparisonWorkload with RefElementwiseWorkload specialization
+ Fixed up unit tests and minor formatting

Change-Id: I33d08797767bba01cf4efb2904920ce0f950a4fe
Signed-off-by: Derek Lamberti <derek.lamberti@arm.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/src/backends/reference/workloads/Decoders.hpp b/src/backends/reference/workloads/Decoders.hpp
new file mode 100644
index 0000000000..4112e7d454
--- /dev/null
+++ b/src/backends/reference/workloads/Decoders.hpp
@@ -0,0 +1,48 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "BaseIterator.hpp"
+
+namespace armnn
+{
+
+template<typename T>
+std::unique_ptr<Decoder<T>> MakeDecoder(const TensorInfo& info, const void* data);
+
+template<>
+std::unique_ptr<Decoder<float>> MakeDecoder(const TensorInfo& info, const void* data)
+{
+    switch(info.GetDataType())
+    {
+        case armnn::DataType::QuantisedAsymm8:
+        {
+            return std::make_unique<QASymm8Decoder>(
+                static_cast<const uint8_t*>(data),
+                info.GetQuantizationScale(),
+                info.GetQuantizationOffset());
+        }
+        case armnn::DataType::QuantisedSymm16:
+        {
+            return std::make_unique<QSymm16Decoder>(
+                static_cast<const int16_t*>(data),
+                info.GetQuantizationScale(),
+                info.GetQuantizationOffset());
+        }
+        case armnn::DataType::Float32:
+        {
+            return std::make_unique<FloatDecoder>(static_cast<const float*>(data));
+        }
+        default:
+        {
+            BOOST_ASSERT_MSG(false, "Not supported Data Type!");
+            break;
+        }
+    }
+    return nullptr;
+}
+
+} //namespace armnn
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