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/*
* Copyright (c) 2023 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "ckw/types/ConstantData.h"
#include <limits>
namespace ckw
{
namespace
{
template <typename T>
inline typename std::enable_if<std::is_same<T, float>::value, std::string>::type to_str(T value)
{
std::stringstream ss;
ss << std::scientific << std::setprecision(std::numeric_limits<T>::max_digits10) << value;
return ss.str();
}
template <typename T>
inline typename std::enable_if<!std::is_same<T, float>::value && !std::is_same<T, bool>::value, std::string>::type
to_str(T value)
{
return std::to_string(value);
}
template <typename T>
inline typename std::enable_if<std::is_same<T, bool>::value, std::string>::type to_str(T value)
{
return std::to_string((int)value);
}
} // namespace
template <typename T>
ConstantData::ConstantData(std::initializer_list<std::initializer_list<T>> values, DataType data_type)
: _data_type(data_type)
{
CKW_ASSERT(validate<T>(data_type));
CKW_ASSERT(values.size() > 0);
for (auto value_arr : values)
{
// Each row must have the same number of elements
CKW_ASSERT(value_arr.size() == (*values.begin()).size());
StringVector vec;
std::transform(value_arr.begin(), value_arr.end(), std::back_inserter(vec), [](T val) { return to_str(val); });
_values.push_back(std::move(vec));
}
}
template <typename T>
bool ConstantData::validate(DataType data_type)
{
switch (data_type)
{
case DataType::Fp32:
case DataType::Fp16:
return std::is_same<T, float>::value;
case DataType::Bool:
return std::is_same<T, bool>::value;
case DataType::Int32:
case DataType::Int16:
case DataType::Int8:
return std::is_same<T, int32_t>::value;
case DataType::Uint32:
case DataType::Uint16:
case DataType::Uint8:
return std::is_same<T, uint32_t>::value;
default:
CKW_THROW_MSG("Unknown data type!");
break;
}
}
// Necessary instantiations for compiler to recognize
template ConstantData::ConstantData(std::initializer_list<std::initializer_list<int32_t>>, DataType);
template ConstantData::ConstantData(std::initializer_list<std::initializer_list<uint32_t>>, DataType);
template ConstantData::ConstantData(std::initializer_list<std::initializer_list<bool>>, DataType);
template ConstantData::ConstantData(std::initializer_list<std::initializer_list<float>>, DataType);
template bool ConstantData::validate<int32_t>(DataType);
template bool ConstantData::validate<uint32_t>(DataType);
template bool ConstantData::validate<bool>(DataType);
template bool ConstantData::validate<float>(DataType);
const std::vector<std::vector<std::string>> &ConstantData::values() const
{
return _values;
}
DataType ConstantData::data_type() const
{
return _data_type;
}
} // namespace ckw
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