IVGCVSW-3890 Add NEON INSTANCE_NORMALIZATION Workload

Signed-off-by: Sadik Armagan <sadik.armagan@arm.com>
Change-Id: Ia3e55da6e6a7b9d46544466897e3b1635c90c297
diff --git a/src/backends/neon/workloads/NeonInstanceNormalizationWorkload.cpp b/src/backends/neon/workloads/NeonInstanceNormalizationWorkload.cpp
new file mode 100644
index 0000000..d6c3081
--- /dev/null
+++ b/src/backends/neon/workloads/NeonInstanceNormalizationWorkload.cpp
@@ -0,0 +1,60 @@
+//
+// Copyright © 2019 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "NeonInstanceNormalizationWorkload.hpp"
+
+#include "NeonWorkloadUtils.hpp"
+
+#include <aclCommon/ArmComputeTensorUtils.hpp>
+#include <backendsCommon/CpuTensorHandle.hpp>
+#include <neon/NeonTensorHandle.hpp>
+
+using namespace armnn::armcomputetensorutils;
+
+namespace armnn
+{
+
+arm_compute::Status NeonInstanceNormalizationWorkloadValidate(const TensorInfo& input,
+                                                              const TensorInfo& output,
+                                                              const InstanceNormalizationDescriptor& descriptor)
+{
+    const arm_compute::TensorInfo aclInputInfo  = BuildArmComputeTensorInfo(input, descriptor.m_DataLayout);
+    const arm_compute::TensorInfo aclOutputInfo = BuildArmComputeTensorInfo(output, descriptor.m_DataLayout);
+
+    return arm_compute::NEInstanceNormalizationLayer::validate(&aclInputInfo,
+                                                               &aclOutputInfo,
+                                                               descriptor.m_Gamma,
+                                                               descriptor.m_Beta,
+                                                               descriptor.m_Eps);
+}
+
+NeonInstanceNormalizationWorkload::NeonInstanceNormalizationWorkload(
+    const InstanceNormalizationQueueDescriptor& descriptor,
+    const WorkloadInfo& info)
+    : BaseWorkload<InstanceNormalizationQueueDescriptor>(descriptor, info)
+{
+    m_Data.ValidateInputsOutputs("NeonInstanceNormalizationWorkload", 1, 1);
+
+    arm_compute::ITensor& input  = static_cast<IAclTensorHandle*>(m_Data.m_Inputs[0])->GetTensor();
+    arm_compute::ITensor& output = static_cast<IAclTensorHandle*>(m_Data.m_Outputs[0])->GetTensor();
+
+    arm_compute::DataLayout aclDataLayout = ConvertDataLayout(m_Data.m_Parameters.m_DataLayout);
+    input.info()->set_data_layout(aclDataLayout);
+    output.info()->set_data_layout(aclDataLayout);
+
+    m_Layer.configure(&input,
+                      &output,
+                      descriptor.m_Parameters.m_Gamma,
+                      descriptor.m_Parameters.m_Beta,
+                      descriptor.m_Parameters.m_Eps);
+};
+
+void NeonInstanceNormalizationWorkload::Execute() const
+{
+    ARMNN_SCOPED_PROFILING_EVENT_NEON("NeonInstanceNormalizationWorkload_Execute");
+    m_Layer.run();
+}
+
+} // namespace armnn
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