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// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL___SIMD_DECLARATION_H
#define _LIBCPP_EXPERIMENTAL___SIMD_DECLARATION_H
#include <cstddef>
#include <experimental/__config>
#if _LIBCPP_STD_VER >= 17 && defined(_LIBCPP_ENABLE_EXPERIMENTAL)
_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL
inline namespace parallelism_v2 {
namespace simd_abi {
template <int>
struct __vec_ext;
struct __scalar;
using scalar = __scalar;
// TODO: make this platform dependent
template <int _Np>
using fixed_size = __vec_ext<_Np>;
template <class _Tp>
inline constexpr int max_fixed_size = 32;
// TODO: make this platform dependent
template <class _Tp>
using compatible = __vec_ext<16 / sizeof(_Tp)>;
// TODO: make this platform dependent
template <class _Tp>
using native = __vec_ext<_LIBCPP_NATIVE_SIMD_WIDTH_IN_BYTES / sizeof(_Tp)>;
// TODO: make this platform dependent
template <class _Tp, size_t _Np, class... _Abis>
struct deduce {
using type = fixed_size<_Np>;
};
// TODO: make this platform dependent
template <class _Tp, size_t _Np, class... _Abis>
using deduce_t = typename deduce<_Tp, _Np, _Abis...>::type;
} // namespace simd_abi
template <class _Tp, class _Abi>
struct __simd_storage;
template <class _Tp, class _Abi>
struct __mask_storage;
template <class _Tp, class _Abi>
struct __simd_operations;
template <class _Tp, class _Abi>
struct __mask_operations;
struct element_aligned_tag;
struct vector_aligned_tag;
template <size_t>
struct overaligned_tag;
template <class _Tp, class _Abi = simd_abi::compatible<_Tp>>
class simd;
template <class _Tp, class _Abi = simd_abi::compatible<_Tp>>
class simd_mask;
} // namespace parallelism_v2
_LIBCPP_END_NAMESPACE_EXPERIMENTAL
#endif // _LIBCPP_STD_VER >= 17 && defined(_LIBCPP_ENABLE_EXPERIMENTAL)
#endif // _LIBCPP_EXPERIMENTAL___SIMD_DECLARATION_H
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