Derek Lamberti | 5f400d6 | 2019-03-25 15:41:58 +0000 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | |
| 6 | #include "RefQuantizeWorkload.hpp" |
| 7 | |
| 8 | #include <armnn/TypesUtils.hpp> |
| 9 | |
| 10 | |
| 11 | namespace armnn |
| 12 | { |
| 13 | |
| 14 | namespace |
| 15 | { |
| 16 | |
| 17 | template<typename T> |
| 18 | void QuantizeImpl(const void *input, void *output, size_t numValues, float scale, int offset) |
| 19 | { |
| 20 | auto in = static_cast<const float *>(input); |
| 21 | auto out = static_cast<T *>(output); |
| 22 | for (size_t i = 0; i < numValues; i++, in++, out++) |
| 23 | { |
| 24 | *out = armnn::Quantize<T>(*in, scale, offset); |
| 25 | } |
| 26 | } |
| 27 | |
| 28 | } //namespace |
| 29 | |
| 30 | RefQuantizeWorkload::RefQuantizeWorkload(const QuantizeQueueDescriptor& descriptor, const WorkloadInfo &info) |
| 31 | : BaseWorkload(descriptor, info) |
| 32 | , m_NumElements(info.m_InputTensorInfos[0].GetNumElements()) |
| 33 | , m_TargetType(info.m_OutputTensorInfos[0].GetDataType()) |
| 34 | , m_Scale(info.m_OutputTensorInfos[0].GetQuantizationScale()) |
| 35 | , m_Offset(info.m_OutputTensorInfos[0].GetQuantizationOffset()) |
| 36 | { |
| 37 | } |
| 38 | |
| 39 | void RefQuantizeWorkload::Execute() const |
| 40 | { |
| 41 | const void* input = m_Data.m_Inputs[0]->Map(true); |
| 42 | void* output = m_Data.m_Outputs[0]->Map(true); |
| 43 | |
| 44 | switch(m_TargetType) |
| 45 | { |
| 46 | case DataType::QuantisedAsymm8: |
| 47 | { |
| 48 | QuantizeImpl<uint8_t>(input, output, m_NumElements, m_Scale, m_Offset); |
| 49 | break; |
| 50 | } |
| 51 | case DataType::QuantisedSymm16: |
| 52 | { |
| 53 | QuantizeImpl<int16_t>(input, output, m_NumElements, m_Scale, 0); |
| 54 | break; |
| 55 | } |
| 56 | default: |
| 57 | { |
| 58 | BOOST_ASSERT_MSG(false, "RefQuantizeWorkload: Non quantized output type encountered"); |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | m_Data.m_Inputs[0]->Unmap(); |
| 63 | m_Data.m_Outputs[0]->Unmap(); |
| 64 | } |
| 65 | |
| 66 | } //namespace armnn |