IVGCVSW-1900 : CL backend folder structure

* moving backends/ClWorkloads to backends/cl
* and moving pure Cl workload related code to
  backends/cl/workloads

Change-Id: I019a3c6b4da5e7a23074bf03fb057e63199ad129

1 files changed, 63 insertions, 0 deletions

diff --git a/src/backends/cl/workloads/ClWorkloadUtils.hpp b/src/backends/cl/workloads/ClWorkloadUtils.hpp
new file mode 100644
index 0000000000..3a8ff00bb6
--- /dev/null
+++ b/src/backends/cl/workloads/ClWorkloadUtils.hpp
@@ -0,0 +1,63 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include "OpenClTimer.hpp"
+#include <backends/aclCommon/ArmComputeTensorUtils.hpp>
+#include <backends/CpuTensorHandle.hpp>
+
+#include <Half.hpp>
+
+#define ARMNN_SCOPED_PROFILING_EVENT_CL(name) \
+    ARMNN_SCOPED_PROFILING_EVENT_WITH_INSTRUMENTS(armnn::Compute::GpuAcc, \
+                                                  name, \
+                                                  armnn::OpenClTimer(), \
+                                                  armnn::WallClockTimer())
+
+namespace armnn
+{
+
+template <typename T>
+void CopyArmComputeClTensorData(arm_compute::CLTensor& dstTensor, const T* srcData)
+{
+    {
+        ARMNN_SCOPED_PROFILING_EVENT_CL("MapClTensorForWriting");
+        dstTensor.map(true);
+    }
+
+    {
+        ARMNN_SCOPED_PROFILING_EVENT_CL("CopyToClTensor");
+        armcomputetensorutils::CopyArmComputeITensorData<T>(srcData, dstTensor);
+    }
+
+    dstTensor.unmap();
+}
+
+inline void InitializeArmComputeClTensorData(arm_compute::CLTensor& clTensor,
+                                             const ConstCpuTensorHandle* handle)
+{
+    BOOST_ASSERT(handle);
+
+    armcomputetensorutils::InitialiseArmComputeTensorEmpty(clTensor);
+    switch(handle->GetTensorInfo().GetDataType())
+    {
+        case DataType::Float16:
+            CopyArmComputeClTensorData(clTensor, handle->GetConstTensor<armnn::Half>());
+            break;
+        case DataType::Float32:
+            CopyArmComputeClTensorData(clTensor, handle->GetConstTensor<float>());
+            break;
+        case DataType::QuantisedAsymm8:
+            CopyArmComputeClTensorData(clTensor, handle->GetConstTensor<uint8_t>());
+            break;
+        case DataType::Signed32:
+            CopyArmComputeClTensorData(clTensor, handle->GetConstTensor<int32_t>());
+            break;
+        default:
+            BOOST_ASSERT_MSG(false, "Unexpected tensor type.");
+    }
+};
+
+} //namespace armnn