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/*! \file */
/* ************************************************************************
* Copyright (C) 2019-2021 Advanced Micro Devices, Inc. All rights Reserved.
*
* 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.
*
* ************************************************************************ */
#pragma once
#ifndef ROCSPARSE_MATH_HPP
#define ROCSPARSE_MATH_HPP
#include <cmath>
#include <rocsparse.h>
/* =================================================================================== */
/*! \brief returns true if value is NaN */
template <typename T>
inline bool rocsparse_isnan(T arg);
template <>
inline bool rocsparse_isnan(int arg)
{
return false;
}
template <>
inline bool rocsparse_isnan(int64_t arg)
{
return false;
}
template <>
inline bool rocsparse_isnan(uint64_t arg)
{
return false;
}
template <>
inline bool rocsparse_isnan(double arg)
{
return std::isnan(arg);
}
template <>
inline bool rocsparse_isnan(float arg)
{
return std::isnan(arg);
}
template <>
inline bool rocsparse_isnan(rocsparse_float_complex arg)
{
return std::isnan(std::real(arg)) || std::isnan(std::imag(arg));
}
template <>
inline bool rocsparse_isnan(rocsparse_double_complex arg)
{
return std::isnan(std::real(arg)) || std::isnan(std::imag(arg));
}
/* =================================================================================== */
/*! \brief returns true if value is inf */
template <typename T>
inline bool rocsparse_isinf(T arg)
{
return std::isinf(arg);
}
template <>
inline bool rocsparse_isinf(rocsparse_float_complex arg)
{
return std::isinf(std::real(arg)) || std::isinf(std::imag(arg));
}
template <>
inline bool rocsparse_isinf(rocsparse_double_complex arg)
{
return std::isinf(std::real(arg)) || std::isinf(std::imag(arg));
}
/* =================================================================================== */
/*! \brief returns complex conjugate */
template <typename T>
inline T rocsparse_conj(T arg)
{
return arg;
}
template <>
inline rocsparse_float_complex rocsparse_conj(rocsparse_float_complex arg)
{
return std::conj(arg);
}
template <>
inline rocsparse_double_complex rocsparse_conj(rocsparse_double_complex arg)
{
return std::conj(arg);
}
#endif // ROCSPARSE_MATH_HPP
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