util.hpp

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//==----------------- util.hpp - DPC++ Explicit SIMD API  ------------------==//
//
// 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
//
//===----------------------------------------------------------------------===//
// Utility functions used for implementing experimental Explicit SIMD APIs.
//===----------------------------------------------------------------------===//
 
#pragma once
 
 
#include <sycl/ext/intel/esimd/detail/util.hpp>
 
__SYCL_INLINE_NAMESPACE(cl) {
namespace __ESIMD_EDNS {
 
template <unsigned int N, unsigned int M>
constexpr unsigned int roundUpNextMultiple() {
  return ((N + M - 1) / M) * M;
}
 
template <typename...> struct is_one_of {
  static constexpr bool value = false;
};
 
template <typename Checked, typename First, typename... Other>
struct is_one_of<Checked, First, Other...> {
  static constexpr bool value =
      std::is_same<typename std::remove_const<Checked>::type,
                   typename std::remove_const<First>::type>::value ||
      is_one_of<Checked, Other...>::value;
};
template <typename Checked, typename... T>
inline constexpr bool is_one_of_v = is_one_of<Checked, T...>::value;
 
template <typename enumClass, enumClass... E> struct is_one_of_enum {
  static constexpr bool value = false;
};
 
template <typename enumClass, enumClass Checked, enumClass First,
          enumClass... Else>
struct is_one_of_enum<enumClass, Checked, First, Else...> {
  static constexpr bool value =
      (Checked == First) || is_one_of_enum<enumClass, Checked, Else...>::value;
};
template <typename enumClass, enumClass... T>
inline constexpr bool is_one_of_enum_v = is_one_of_enum<enumClass, T...>::value;
 
} // namespace __ESIMD_EDNS
} // __SYCL_INLINE_NAMESPACE(cl)