From ac47210621a601a2b6ded78e003d136626434f50 Mon Sep 17 00:00:00 2001
From: Sadik Armagan <sadik.armagan@arm.com>
Date: Tue, 24 Mar 2020 09:54:36 +0000
Subject: IVGCVSW-3813 Add Unary Elementwise Operation 'NEG' support to the
 android-nn-driver

* Implemented ClNegWorkload
* Implemented NeonNegWorkload
* Enabled 'NEG' operator on CL and Neon as well as Ref
* Implemented unit tests for 'NEG' operator

Signed-off-by: Sadik Armagan <sadik.armagan@arm.com>
Change-Id: I3d7a892692716636cae6bdf8ddd238e3d1ea064f
---
 src/backends/neon/workloads/NeonNegWorkload.cpp | 43 +++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 src/backends/neon/workloads/NeonNegWorkload.cpp

(limited to 'src/backends/neon/workloads/NeonNegWorkload.cpp')

diff --git a/src/backends/neon/workloads/NeonNegWorkload.cpp b/src/backends/neon/workloads/NeonNegWorkload.cpp
new file mode 100644
index 0000000000..afe05583fd
--- /dev/null
+++ b/src/backends/neon/workloads/NeonNegWorkload.cpp
@@ -0,0 +1,43 @@
+//
+// Copyright © 2020 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "NeonNegWorkload.hpp"
+
+#include "NeonWorkloadUtils.hpp"
+
+#include <aclCommon/ArmComputeTensorHandle.hpp>
+#include <aclCommon/ArmComputeTensorUtils.hpp>
+
+#include <boost/cast.hpp>
+
+namespace armnn
+{
+
+arm_compute::Status NeonNegWorkloadValidate(const TensorInfo& input, const TensorInfo& output)
+{
+    const arm_compute::TensorInfo aclInput  = armcomputetensorutils::BuildArmComputeTensorInfo(input);
+    const arm_compute::TensorInfo aclOutput = armcomputetensorutils::BuildArmComputeTensorInfo(output);
+
+    return arm_compute::NENegLayer::validate(&aclInput, &aclOutput);
+}
+
+NeonNegWorkload::NeonNegWorkload(const ElementwiseUnaryQueueDescriptor& descriptor, const WorkloadInfo& info)
+    : BaseWorkload<ElementwiseUnaryQueueDescriptor>(descriptor, info)
+{
+    m_Data.ValidateInputsOutputs("NeonNegWorkload", 1, 1);
+
+    arm_compute::ITensor& input  = boost::polymorphic_downcast<IAclTensorHandle*>(m_Data.m_Inputs[0])->GetTensor();
+    arm_compute::ITensor& output = boost::polymorphic_downcast<IAclTensorHandle*>(m_Data.m_Outputs[0])->GetTensor();
+
+    m_NegLayer.configure(&input, &output);
+}
+
+void NeonNegWorkload::Execute() const
+{
+    ARMNN_SCOPED_PROFILING_EVENT_NEON("NeonNegWorkload_Execute");
+    m_NegLayer.run();
+}
+
+} // namespace armnn
-- 
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