From 10b4dfd8e9ccd7a03df7bb053ee1c644cb37f8ab Mon Sep 17 00:00:00 2001
From: David Beck <david.beck@arm.com>
Date: Wed, 19 Sep 2018 12:03:20 +0100
Subject: IVGCVSW-1897 : build infrastructure for the src/backends folder

Change-Id: I7ebafb675ccc77ad54d1deb01412a8379a5356bb
---
 src/backends/ClWorkloads/ClWorkloadUtils.hpp | 62 ++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/backends/ClWorkloads/ClWorkloadUtils.hpp

(limited to 'src/backends/ClWorkloads/ClWorkloadUtils.hpp')

diff --git a/src/backends/ClWorkloads/ClWorkloadUtils.hpp b/src/backends/ClWorkloads/ClWorkloadUtils.hpp
new file mode 100644
index 0000000000..6f1b155745
--- /dev/null
+++ b/src/backends/ClWorkloads/ClWorkloadUtils.hpp
@@ -0,0 +1,62 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include "OpenClTimer.hpp"
+#include "backends/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(const T* srcData, arm_compute::CLTensor& dstTensor)
+{
+    {
+        ARMNN_SCOPED_PROFILING_EVENT_CL("MapClTensorForWriting");
+        dstTensor.map(true);
+    }
+
+    {
+        ARMNN_SCOPED_PROFILING_EVENT_CL("CopyToClTensor");
+        armcomputetensorutils::CopyArmComputeITensorData<T>(srcData, dstTensor);
+    }
+
+    dstTensor.unmap();
+}
+
+template <typename T>
+void InitialiseArmComputeClTensorData(arm_compute::CLTensor& clTensor, const T* data)
+{
+    armcomputetensorutils::InitialiseArmComputeTensorEmpty(clTensor);
+    CopyArmComputeClTensorData<T>(data, clTensor);
+}
+
+inline void InitializeArmComputeClTensorDataForFloatTypes(arm_compute::CLTensor& clTensor,
+                                                          const ConstCpuTensorHandle *handle)
+{
+    BOOST_ASSERT(handle);
+    switch(handle->GetTensorInfo().GetDataType())
+    {
+        case DataType::Float16:
+            InitialiseArmComputeClTensorData(clTensor, handle->GetConstTensor<armnn::Half>());
+            break;
+        case DataType::Float32:
+            InitialiseArmComputeClTensorData(clTensor, handle->GetConstTensor<float>());
+            break;
+        default:
+            BOOST_ASSERT_MSG(false, "Unexpected floating point type.");
+    }
+};
+
+} //namespace armnn
-- 
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