mirror of
https://github.com/matrix-construct/construct
synced 2024-12-27 16:04:15 +01:00
116 lines
1.8 KiB
C++
116 lines
1.8 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 all
|
|
// 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_ALL_H
|
|
|
|
namespace ircd::simd
|
|
{
|
|
/// Convenience wrapper around reduce<std::bit_and>()[0] with the most
|
|
/// efficient lane type conversions made.
|
|
template<class T>
|
|
bool all(const T) noexcept = delete;
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u64x8 a)
|
|
noexcept
|
|
{
|
|
return reduce<std::bit_and>(a)[0] == -1UL;
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u64x4 a)
|
|
noexcept
|
|
{
|
|
return reduce<std::bit_and>(a)[0] == -1UL;
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u64x2 a)
|
|
noexcept
|
|
{
|
|
return reduce<std::bit_and>(a)[0] == -1UL;
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u32x16 a)
|
|
noexcept
|
|
{
|
|
return all(u64x8(a));
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u32x8 a)
|
|
noexcept
|
|
{
|
|
return all(u64x4(a));
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u32x4 a)
|
|
noexcept
|
|
{
|
|
return all(u64x2(a));
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u16x32 a)
|
|
noexcept
|
|
{
|
|
return all(u64x8(a));
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u16x16 a)
|
|
noexcept
|
|
{
|
|
return all(u64x4(a));
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u16x8 a)
|
|
noexcept
|
|
{
|
|
return all(u64x2(a));
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u8x64 a)
|
|
noexcept
|
|
{
|
|
return all(u64x8(a));
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u8x32 a)
|
|
noexcept
|
|
{
|
|
return all(u64x4(a));
|
|
}
|
|
|
|
template<>
|
|
inline bool
|
|
ircd::simd::all(const u8x16 a)
|
|
noexcept
|
|
{
|
|
return all(u64x2(a));
|
|
}
|