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construct/include/ircd/math/tanh.h

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781 B
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2021 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#pragma once
#define HAVE_IRCD_MATH_TANH_H
namespace ircd::math
{
template<class T>
typename std::enable_if<simd::is<T>(), T>::type
tanh(T);
}
template<class T>
inline typename std::enable_if<ircd::simd::is<T>(), T>::type
ircd::math::tanh(T a)
{
for(uint i(0); i < simd::lanes<T>(); ++i)
a[i] = std::tanh(a[i]);
return a;
}