mirror of
https://github.com/matrix-construct/construct
synced 2024-09-11 11:09:12 +02:00
44 lines
1 KiB
C
44 lines
1 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_CAST_H
|
||
|
|
||
|
namespace ircd::simd
|
||
|
{
|
||
|
template<class R,
|
||
|
class T>
|
||
|
const R *cast(const T *const &) noexcept;
|
||
|
|
||
|
template<class R,
|
||
|
class T>
|
||
|
R *cast(T *const &) noexcept;
|
||
|
}
|
||
|
|
||
|
template<class R,
|
||
|
class T>
|
||
|
inline R *
|
||
|
ircd::simd::cast(T *const &in)
|
||
|
noexcept
|
||
|
{
|
||
|
assert(uintptr_t(in) % std::alignment_of<R>::value == 0);
|
||
|
return reinterpret_cast<R *>(in);
|
||
|
}
|
||
|
|
||
|
template<class R,
|
||
|
class T>
|
||
|
inline const R *
|
||
|
ircd::simd::cast(const T *const &in)
|
||
|
noexcept
|
||
|
{
|
||
|
assert(uintptr_t(in) % std::alignment_of<R>::value == 0);
|
||
|
return reinterpret_cast<const R *>(in);
|
||
|
}
|