| // -*- 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 _PSTL_NUMERIC_FWD_H |
| #define _PSTL_NUMERIC_FWD_H |
| |
| #include <__config> |
| #include <type_traits> |
| #include <utility> |
| |
| namespace __pstl { |
| namespace __internal { |
| |
| //------------------------------------------------------------------------ |
| // transform_exclusive_scan |
| // |
| // walk3 evaluates f(x,y,z) for (x,y,z) drawn from [first1,last1), [first2,...), [first3,...) |
| //------------------------------------------------------------------------ |
| |
| template <class _ForwardIterator, class _OutputIterator, class _UnaryOperation, class _Tp, class _BinaryOperation> |
| std::pair<_OutputIterator, _Tp> __brick_transform_scan( |
| _ForwardIterator, |
| _ForwardIterator, |
| _OutputIterator, |
| _UnaryOperation, |
| _Tp, |
| _BinaryOperation, |
| /*Inclusive*/ std::false_type) noexcept; |
| |
| template <class _RandomAccessIterator, class _OutputIterator, class _UnaryOperation, class _Tp, class _BinaryOperation> |
| std::pair<_OutputIterator, _Tp> __brick_transform_scan( |
| _RandomAccessIterator, |
| _RandomAccessIterator, |
| _OutputIterator, |
| _UnaryOperation, |
| _Tp, |
| _BinaryOperation, |
| /*Inclusive*/ std::true_type) noexcept; |
| |
| template <class _Tag, |
| class _ExecutionPolicy, |
| class _ForwardIterator, |
| class _OutputIterator, |
| class _UnaryOperation, |
| class _Tp, |
| class _BinaryOperation, |
| class _Inclusive> |
| _OutputIterator __pattern_transform_scan( |
| _Tag, |
| _ExecutionPolicy&&, |
| _ForwardIterator, |
| _ForwardIterator, |
| _OutputIterator, |
| _UnaryOperation, |
| _Tp, |
| _BinaryOperation, |
| _Inclusive) noexcept; |
| |
| template <class _IsVector, |
| class _ExecutionPolicy, |
| class _RandomAccessIterator, |
| class _OutputIterator, |
| class _UnaryOperation, |
| class _Tp, |
| class _BinaryOperation, |
| class _Inclusive> |
| typename std::enable_if<!std::is_floating_point<_Tp>::value, _OutputIterator>::type __pattern_transform_scan( |
| __parallel_tag<_IsVector> __tag, |
| _ExecutionPolicy&&, |
| _RandomAccessIterator, |
| _RandomAccessIterator, |
| _OutputIterator, |
| _UnaryOperation, |
| _Tp, |
| _BinaryOperation, |
| _Inclusive); |
| |
| template <class _IsVector, |
| class _ExecutionPolicy, |
| class _RandomAccessIterator, |
| class _OutputIterator, |
| class _UnaryOperation, |
| class _Tp, |
| class _BinaryOperation, |
| class _Inclusive> |
| typename std::enable_if<std::is_floating_point<_Tp>::value, _OutputIterator>::type __pattern_transform_scan( |
| __parallel_tag<_IsVector>, |
| _ExecutionPolicy&&, |
| _RandomAccessIterator, |
| _RandomAccessIterator, |
| _OutputIterator, |
| _UnaryOperation, |
| _Tp, |
| _BinaryOperation, |
| _Inclusive); |
| |
| //------------------------------------------------------------------------ |
| // adjacent_difference |
| //------------------------------------------------------------------------ |
| |
| template <class _ForwardIterator, class _OutputIterator, class _BinaryOperation> |
| _OutputIterator __brick_adjacent_difference( |
| _ForwardIterator, |
| _ForwardIterator, |
| _OutputIterator, |
| _BinaryOperation, |
| /*is_vector*/ std::false_type) noexcept; |
| |
| template <class _RandomAccessIterator, class _OutputIterator, class _BinaryOperation> |
| _OutputIterator __brick_adjacent_difference( |
| _RandomAccessIterator, |
| _RandomAccessIterator, |
| _OutputIterator, |
| _BinaryOperation, |
| /*is_vector*/ std::true_type) noexcept; |
| |
| template <class _Tag, class _ExecutionPolicy, class _ForwardIterator, class _OutputIterator, class _BinaryOperation> |
| _OutputIterator __pattern_adjacent_difference( |
| _Tag, _ExecutionPolicy&&, _ForwardIterator, _ForwardIterator, _OutputIterator, _BinaryOperation) noexcept; |
| |
| template <class _IsVector, |
| class _ExecutionPolicy, |
| class _RandomAccessIterator, |
| class _OutputIterator, |
| class _BinaryOperation> |
| _OutputIterator __pattern_adjacent_difference( |
| __parallel_tag<_IsVector>, |
| _ExecutionPolicy&&, |
| _RandomAccessIterator, |
| _RandomAccessIterator, |
| _OutputIterator, |
| _BinaryOperation); |
| |
| } // namespace __internal |
| } // namespace __pstl |
| |
| #endif /* _PSTL_NUMERIC_FWD_H */ |