simd_mask_reductions.h
// Implementation of <simd> -*- C++ -*-
// Copyright The GNU Toolchain Authors.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
#ifndef _GLIBCXX_SIMD_MASK_REDUCTIONS_H
#define _GLIBCXX_SIMD_MASK_REDUCTIONS_H 1
#ifdef _GLIBCXX_SYSHDR
#pragma GCC system_header
#endif
#if __cplusplus >= 202400L
#include "simd_mask.h"
// psabi warnings are bogus because the ABI of the internal types never leaks into user code
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpsabi"
// [simd.mask.reductions] -----------------------------------------------------
namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION
namespace simd
{
template <size_t _Bytes, typename _Ap>
[[__gnu__::__always_inline__]]
constexpr bool
all_of(const basic_mask<_Bytes, _Ap>& __k) noexcept
{ return __k._M_all_of(); }
template <size_t _Bytes, typename _Ap>
[[__gnu__::__always_inline__]]
constexpr bool
any_of(const basic_mask<_Bytes, _Ap>& __k) noexcept
{ return __k._M_any_of(); }
template <size_t _Bytes, typename _Ap>
[[__gnu__::__always_inline__]]
constexpr bool
none_of(const basic_mask<_Bytes, _Ap>& __k) noexcept
{ return __k._M_none_of(); }
template <size_t _Bytes, typename _Ap>
[[__gnu__::__always_inline__]]
constexpr __simd_size_type
reduce_count(const basic_mask<_Bytes, _Ap>& __k) noexcept
{
if constexpr (_Ap::_S_size == 1)
return +__k[0];
else if constexpr (_Ap::_S_is_vecmask)
return -reduce(-__k);
else
return __k._M_reduce_count();
}
template <size_t _Bytes, typename _Ap>
[[__gnu__::__always_inline__]]
constexpr __simd_size_type
reduce_min_index(const basic_mask<_Bytes, _Ap>& __k)
{ return __k._M_reduce_min_index(); }
template <size_t _Bytes, typename _Ap>
[[__gnu__::__always_inline__]]
constexpr __simd_size_type
reduce_max_index(const basic_mask<_Bytes, _Ap>& __k)
{ return __k._M_reduce_max_index(); }
constexpr bool
all_of(same_as<bool> auto __x) noexcept
{ return __x; }
constexpr bool
any_of(same_as<bool> auto __x) noexcept
{ return __x; }
constexpr bool
none_of(same_as<bool> auto __x) noexcept
{ return !__x; }
constexpr __simd_size_type
reduce_count(same_as<bool> auto __x) noexcept
{ return __x; }
constexpr __simd_size_type
reduce_min_index(same_as<bool> auto __x)
{ return 0; }
constexpr __simd_size_type
reduce_max_index(same_as<bool> auto __x)
{ return 0; }
} // namespace simd
_GLIBCXX_END_NAMESPACE_VERSION
} // namespace std
#pragma GCC diagnostic pop
#endif // C++26
#endif // _GLIBCXX_SIMD_MASK_REDUCTIONS_H
std
ISO C++ entities toplevel namespace is std.