xref: /aosp_15_r20/external/armnn/src/backends/reference/workloads/RefConvertFp32ToFp16Workload.cpp (revision 89c4ff92f2867872bb9e2354d150bf0c8c502810)
1 //
2 // Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
3 // SPDX-License-Identifier: MIT
4 //
5 
6 #include "RefConvertFp32ToFp16Workload.hpp"
7 #include "RefWorkloadUtils.hpp"
8 #include "Profiling.hpp"
9 
10 #include <armnnUtils/FloatingPointConverter.hpp>
11 
12 #include <Half.hpp>
13 
14 namespace armnn
15 {
16 
Execute() const17 void RefConvertFp32ToFp16Workload::Execute() const
18 {
19     Execute(m_Data.m_Inputs, m_Data.m_Outputs);
20 }
21 
ExecuteAsync(ExecutionData & executionData)22 void RefConvertFp32ToFp16Workload::ExecuteAsync(ExecutionData& executionData)
23 {
24     WorkingMemDescriptor* workingMemDescriptor = static_cast<WorkingMemDescriptor*>(executionData.m_Data);
25     Execute(workingMemDescriptor->m_Inputs, workingMemDescriptor->m_Outputs);
26 }
27 
Execute(std::vector<ITensorHandle * > inputs,std::vector<ITensorHandle * > outputs) const28 void RefConvertFp32ToFp16Workload::Execute(std::vector<ITensorHandle*> inputs,
29                                            std::vector<ITensorHandle*> outputs) const
30 {
31     ARMNN_SCOPED_PROFILING_EVENT(Compute::CpuRef, "RefConvertFp32ToFp16Workload_Execute");
32 
33     const float* const input = reinterpret_cast<const float*>(inputs[0]->Map());
34     Half*  const output = reinterpret_cast<Half*>(outputs[0]->Map());
35 
36     // convert Fp32 input to Fp16 output
37     unsigned int numElements = GetTensorInfo(inputs[0]).GetNumElements();
38     armnnUtils::FloatingPointConverter::ConvertFloat32To16(input, numElements, output);
39 }
40 
41 } //namespace armnn
42