IVGCVSW-3822 Add NEON workload support for ABS

Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: I0c2ead004200e053d748ea39937f2f9ed35a636b

4 files changed, 74 insertions, 0 deletions

diff --git a/src/backends/neon/workloads/CMakeLists.txt b/src/backends/neon/workloads/CMakeLists.txt
index e03a7137de..e0831be814 100644
--- a/src/backends/neon/workloads/CMakeLists.txt
+++ b/src/backends/neon/workloads/CMakeLists.txt
@@ -4,6 +4,8 @@
 #
 
 list(APPEND armnnNeonBackendWorkloads_sources
+    NeonAbsWorkload.cpp
+    NeonAbsWorkload.hpp
     NeonActivationWorkload.cpp
     NeonActivationWorkload.hpp
     NeonAdditionWorkload.cpp
diff --git a/src/backends/neon/workloads/NeonAbsWorkload.cpp b/src/backends/neon/workloads/NeonAbsWorkload.cpp
new file mode 100644
index 0000000000..7f8ed5a006
--- /dev/null
+++ b/src/backends/neon/workloads/NeonAbsWorkload.cpp
@@ -0,0 +1,43 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "NeonAbsWorkload.hpp"
+
+#include "NeonWorkloadUtils.hpp"
+
+#include <aclCommon/ArmComputeTensorHandle.hpp>
+#include <aclCommon/ArmComputeTensorUtils.hpp>
+
+#include <boost/cast.hpp>
+
+namespace armnn
+{
+
+arm_compute::Status NeonAbsWorkloadValidate(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::NEAbsLayer::validate(&aclInput, &aclOutput);
+}
+
+NeonAbsWorkload::NeonAbsWorkload(const AbsQueueDescriptor& descriptor, const WorkloadInfo& info)
+    : BaseWorkload<AbsQueueDescriptor>(descriptor, info)
+{
+    m_Data.ValidateInputsOutputs("NeonAbsWorkload", 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_AbsLayer.configure(&input, &output);
+}
+
+void NeonAbsWorkload::Execute() const
+{
+    ARMNN_SCOPED_PROFILING_EVENT_NEON("NeonAbsWorkload_Execute");
+    m_AbsLayer.run();
+}
+
+} // namespace armnn
diff --git a/src/backends/neon/workloads/NeonAbsWorkload.hpp b/src/backends/neon/workloads/NeonAbsWorkload.hpp
new file mode 100644
index 0000000000..0024d19cac
--- /dev/null
+++ b/src/backends/neon/workloads/NeonAbsWorkload.hpp
@@ -0,0 +1,28 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <backendsCommon/Workload.hpp>
+
+#include <arm_compute/core/Error.h>
+#include <arm_compute/runtime/NEON/functions/NEElementwiseUnaryLayer.h>
+
+namespace armnn
+{
+
+arm_compute::Status NeonAbsWorkloadValidate(const TensorInfo& input, const TensorInfo& output);
+
+class NeonAbsWorkload : public BaseWorkload<AbsQueueDescriptor>
+{
+public:
+    NeonAbsWorkload(const AbsQueueDescriptor& descriptor, const WorkloadInfo& info);
+    virtual void Execute() const override;
+
+private:
+    mutable arm_compute::NEAbsLayer m_AbsLayer;
+};
+
+} // namespace armnn
diff --git a/src/backends/neon/workloads/NeonWorkloads.hpp b/src/backends/neon/workloads/NeonWorkloads.hpp
index 210ba96e62..d807e80b15 100644
--- a/src/backends/neon/workloads/NeonWorkloads.hpp
+++ b/src/backends/neon/workloads/NeonWorkloads.hpp
@@ -4,6 +4,7 @@
 //
 
 #pragma once
+#include "NeonAbsWorkload.hpp"
 #include "NeonActivationWorkload.hpp"
 #include "NeonAdditionWorkload.hpp"
 #include "NeonBatchNormalizationWorkload.hpp"