From acce504ec4aebe5e5da470c1cfc3cee401ff11f3 Mon Sep 17 00:00:00 2001
From: giuros01 <giuseppe.rossini@arm.com>
Date: Thu, 21 Feb 2019 17:32:34 +0000
Subject: COMPMID-1740: Fuse batch normalization with Convolution Layer at
 graph level

Change-Id: I77ca51c2c72783cc26a099a6a9c3210cdbbe822d
Signed-off-by: giuros01 <giuseppe.rossini@arm.com>
Reviewed-on: https://review.mlplatform.org/c/797
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
---
 src/graph/backends/NEON/NEFunctionFactory.cpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

(limited to 'src/graph/backends/NEON/NEFunctionFactory.cpp')

diff --git a/src/graph/backends/NEON/NEFunctionFactory.cpp b/src/graph/backends/NEON/NEFunctionFactory.cpp
index dc987dd86e..f23845c314 100644
--- a/src/graph/backends/NEON/NEFunctionFactory.cpp
+++ b/src/graph/backends/NEON/NEFunctionFactory.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 ARM Limited.
+ * Copyright (c) 2018-2019 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -46,7 +46,8 @@ namespace backends
 /** Target specific information structure used to pass information to the layer templates */
 struct NETargetInfo
 {
-    using TensorType = arm_compute::ITensor;
+    using TensorType         = arm_compute::ITensor;
+    using TensorConcreteType = arm_compute::Tensor;
     static Target TargetType;
 };
 
@@ -76,6 +77,13 @@ struct NEEltwiseFunctions
     using Multiplication = NEPixelWiseMultiplication;
 };
 
+/** Function and tensor types to be used inside a NEON fused convolution/batch normalization layer */
+struct NEFusedLayerTypes
+{
+    using ConvolutionLayer       = NEConvolutionLayer;
+    using FuseBatchNormalization = NEFuseBatchNormalization;
+};
+
 namespace detail
 {
 // Specialized functions
@@ -210,6 +218,8 @@ std::unique_ptr<IFunction> NEFunctionFactory::create(INode *node, GraphContext &
             return detail::create_flatten_layer<NEFlattenLayer, NETargetInfo>(*polymorphic_downcast<FlattenLayerNode *>(node));
         case NodeType::FullyConnectedLayer:
             return detail::create_fully_connected_layer<NEFullyConnectedLayer, NETargetInfo>(*polymorphic_downcast<FullyConnectedLayerNode *>(node), ctx);
+        case NodeType::FusedConvolutionBatchNormalizationLayer:
+            return detail::create_fused_convolution_batch_normalization_layer<NEFusedLayerTypes, NETargetInfo>(*polymorphic_downcast<FusedConvolutionBatchNormalizationNode *>(node));
         case NodeType::NormalizationLayer:
             return detail::create_normalization_layer<NENormalizationLayer, NETargetInfo>(*polymorphic_downcast<NormalizationLayerNode *>(node), ctx);
         case NodeType::PermuteLayer:
-- 
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