gcc/libstdc++-v3/testsuite/experimental/simd/tests/splits.cc
2024-01-03 12:19:35 +01:00

39 lines
1.2 KiB
C++

// Copyright (C) 2020-2024 Free Software Foundation, Inc.
//
// 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.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// expensive: * [1-9] * *
#include "bits/main.h"
template <typename V>
void
test()
{
using M = typename V::mask_type;
using namespace std::experimental::parallelism_v2;
using T = typename V::value_type;
if constexpr (V::size() / simd_size_v<T> * simd_size_v<T> == V::size())
{
M k(true);
VERIFY(all_of(k)) << k;
const auto parts = split<simd_mask<T>>(k);
for (auto k2 : parts)
{
VERIFY(all_of(k2)) << k2;
COMPARE(typeid(k2), typeid(simd_mask<T>));
}
}
}