mirror of
https://github.com/matrix-construct/construct
synced 2024-11-18 16:00:57 +01:00
114 lines
2.4 KiB
C++
114 lines
2.4 KiB
C++
// The Construct
|
|
//
|
|
// Copyright (C) The Construct Developers, Authors & Contributors
|
|
// Copyright (C) 2016-2020 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_SIMD_HADD_H
|
|
|
|
// Horizontal add
|
|
namespace ircd::simd
|
|
{
|
|
template<class T,
|
|
class R = T>
|
|
typename std::enable_if<simd::lanes<T>() == 2, R>::type
|
|
hadd(const T, const T) noexcept;
|
|
|
|
template<class T,
|
|
class R = T>
|
|
typename std::enable_if<simd::lanes<T>() == 4, R>::type
|
|
hadd(const T, const T) noexcept;
|
|
|
|
template<class T,
|
|
class R = T>
|
|
typename std::enable_if<simd::lanes<T>() == 8, R>::type
|
|
hadd(const T, const T) noexcept;
|
|
|
|
template<class T,
|
|
class R = T>
|
|
typename std::enable_if<simd::lanes<T>() == 16, R>::type
|
|
hadd(const T, const T) noexcept;
|
|
}
|
|
|
|
template<class T,
|
|
class R>
|
|
inline typename std::enable_if<ircd::simd::lanes<T>() == 16, R>::type
|
|
ircd::simd::hadd(const T a,
|
|
const T b)
|
|
noexcept
|
|
{
|
|
return R
|
|
{
|
|
a[0x01] + a[0x00],
|
|
a[0x03] + a[0x02],
|
|
a[0x05] + a[0x04],
|
|
a[0x07] + a[0x06],
|
|
b[0x01] + b[0x00],
|
|
b[0x03] + b[0x02],
|
|
b[0x05] + b[0x04],
|
|
b[0x07] + b[0x06],
|
|
a[0x09] + a[0x08],
|
|
a[0x0b] + a[0x0a],
|
|
a[0x0d] + a[0x0c],
|
|
a[0x0f] + a[0x0e],
|
|
b[0x09] + b[0x08],
|
|
b[0x0b] + b[0x0a],
|
|
b[0x0d] + b[0x0c],
|
|
b[0x0f] + b[0x0e],
|
|
};
|
|
}
|
|
|
|
template<class T,
|
|
class R>
|
|
inline typename std::enable_if<ircd::simd::lanes<T>() == 8, R>::type
|
|
ircd::simd::hadd(const T a,
|
|
const T b)
|
|
noexcept
|
|
{
|
|
return R
|
|
{
|
|
a[0x01] + a[0x00],
|
|
a[0x03] + a[0x02],
|
|
b[0x01] + b[0x00],
|
|
b[0x03] + b[0x02],
|
|
a[0x05] + a[0x04],
|
|
a[0x07] + a[0x06],
|
|
b[0x05] + b[0x04],
|
|
b[0x07] + b[0x06],
|
|
};
|
|
}
|
|
|
|
template<class T,
|
|
class R>
|
|
inline typename std::enable_if<ircd::simd::lanes<T>() == 4, R>::type
|
|
ircd::simd::hadd(const T a,
|
|
const T b)
|
|
noexcept
|
|
{
|
|
return R
|
|
{
|
|
a[0x01] + a[0x00],
|
|
a[0x03] + a[0x02],
|
|
b[0x01] + b[0x00],
|
|
b[0x03] + b[0x02],
|
|
};
|
|
}
|
|
|
|
template<class T,
|
|
class R>
|
|
inline typename std::enable_if<ircd::simd::lanes<T>() == 2, R>::type
|
|
ircd::simd::hadd(const T a,
|
|
const T b)
|
|
noexcept
|
|
{
|
|
return R
|
|
{
|
|
a[0x01] + a[0x00],
|
|
b[0x01] + b[0x00],
|
|
};
|
|
}
|