IVGCVSW-1802 : Neon Sub Workload

Change-Id: I1e914b046cd8fd25669390d477f101098fe0d476

2 files changed, 73 insertions, 0 deletions

diff --git a/src/armnn/backends/NeonWorkloads/NeonSubtractionFloatWorkload.cpp b/src/armnn/backends/NeonWorkloads/NeonSubtractionFloatWorkload.cpp
new file mode 100644
index 0000000000..e3c6467d10
--- /dev/null
+++ b/src/armnn/backends/NeonWorkloads/NeonSubtractionFloatWorkload.cpp
@@ -0,0 +1,46 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "NeonSubtractionFloatWorkload.hpp"
+#include "backends/ArmComputeTensorUtils.hpp"
+#include "backends/CpuTensorHandle.hpp"
+
+namespace armnn
+{
+
+arm_compute::Status NeonSubtractionWorkloadValidate(const TensorInfo& input0,
+                                                    const TensorInfo& input1,
+                                                    const TensorInfo& output)
+{
+    const arm_compute::TensorInfo aclInput0 = armcomputetensorutils::BuildArmComputeTensorInfo(input0);
+    const arm_compute::TensorInfo aclInput1 = armcomputetensorutils::BuildArmComputeTensorInfo(input1);
+    const arm_compute::TensorInfo aclOutput = armcomputetensorutils::BuildArmComputeTensorInfo(output);
+
+    return arm_compute::NEArithmeticSubtraction::validate(&aclInput0,
+                                                          &aclInput1,
+                                                          &aclOutput,
+                                                          arm_compute::ConvertPolicy::SATURATE);
+}
+
+NeonSubtractionFloatWorkload::NeonSubtractionFloatWorkload(const SubtractionQueueDescriptor& descriptor,
+                                                           const WorkloadInfo& info)
+    : FloatWorkload<SubtractionQueueDescriptor>(descriptor, info)
+{
+    m_Data.ValidateInputsOutputs("NeonSubtractionFloatWorkload", 2, 1);
+
+    arm_compute::ITensor& input1 = boost::polymorphic_downcast<INeonTensorHandle*>(m_Data.m_Inputs[0])->GetTensor();
+    arm_compute::ITensor& input2 = boost::polymorphic_downcast<INeonTensorHandle*>(m_Data.m_Inputs[1])->GetTensor();
+    arm_compute::ITensor& output = boost::polymorphic_downcast<INeonTensorHandle*>(m_Data.m_Outputs[0])->GetTensor();
+
+    m_AddLayer.configure(&input1, &input2, &output, arm_compute::ConvertPolicy::SATURATE);
+}
+
+void NeonSubtractionFloatWorkload::Execute() const
+{
+    ARMNN_SCOPED_PROFILING_EVENT_NEON("NeonSubtractionFloatWorkload_Execute");
+    m_AddLayer.run();
+}
+
+} //namespace armnn
diff --git a/src/armnn/backends/NeonWorkloads/NeonSubtractionFloatWorkload.hpp b/src/armnn/backends/NeonWorkloads/NeonSubtractionFloatWorkload.hpp
new file mode 100644
index 0000000000..6c136622cd
--- /dev/null
+++ b/src/armnn/backends/NeonWorkloads/NeonSubtractionFloatWorkload.hpp
@@ -0,0 +1,27 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <backends/NeonWorkloadUtils.hpp>
+
+namespace armnn
+{
+
+arm_compute::Status NeonSubtractionWorkloadValidate(const TensorInfo& input0,
+                                                    const TensorInfo& input1,
+                                                    const TensorInfo& output);
+
+class NeonSubtractionFloatWorkload : public FloatWorkload<SubtractionQueueDescriptor>
+{
+public:
+    NeonSubtractionFloatWorkload(const SubtractionQueueDescriptor& descriptor, const WorkloadInfo& info);
+    virtual void Execute() const override;
+
+private:
+    mutable arm_compute::NEArithmeticSubtraction m_AddLayer;
+};
+
+} //namespace armnn