| // -*- 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 <type_traits> |
| #include <utility> |
| |
| #include "pstl_config.h" |
| |
| _PSTL_HIDE_FROM_ABI_PUSH |
| |
| namespace __pstl |
| { |
| namespace __internal |
| { |
| |
| //------------------------------------------------------------------------ |
| // transform_reduce (version with two binary functions, according to draft N4659) |
| //------------------------------------------------------------------------ |
| |
| template <class _RandomAccessIterator1, class _RandomAccessIterator2, class _Tp, class _BinaryOperation1, |
| class _BinaryOperation2> |
| _Tp __brick_transform_reduce(_RandomAccessIterator1, _RandomAccessIterator1, _RandomAccessIterator2, _Tp, |
| _BinaryOperation1, _BinaryOperation2, |
| /*__is_vector=*/std::true_type) noexcept; |
| |
| template <class _ForwardIterator1, class _ForwardIterator2, class _Tp, class _BinaryOperation1, class _BinaryOperation2> |
| _Tp __brick_transform_reduce(_ForwardIterator1, _ForwardIterator1, _ForwardIterator2, _Tp, _BinaryOperation1, |
| _BinaryOperation2, |
| /*__is_vector=*/std::false_type) noexcept; |
| |
| template <class _Tag, class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _Tp, |
| class _BinaryOperation1, class _BinaryOperation2> |
| _Tp |
| __pattern_transform_reduce(_Tag, _ExecutionPolicy&&, _ForwardIterator1, _ForwardIterator1, _ForwardIterator2, _Tp, |
| _BinaryOperation1, _BinaryOperation2) noexcept; |
| |
| template <class _IsVector, class _ExecutionPolicy, class _RandomAccessIterator1, class _RandomAccessIterator2, |
| class _Tp, class _BinaryOperation1, class _BinaryOperation2> |
| _Tp |
| __pattern_transform_reduce(__parallel_tag<_IsVector>, _ExecutionPolicy&&, _RandomAccessIterator1, |
| _RandomAccessIterator1, _RandomAccessIterator2, _Tp, _BinaryOperation1, _BinaryOperation2); |
| |
| //------------------------------------------------------------------------ |
| // transform_reduce (version with unary and binary functions) |
| //------------------------------------------------------------------------ |
| |
| template <class _RandomAccessIterator, class _Tp, class _UnaryOperation, class _BinaryOperation> |
| _Tp __brick_transform_reduce(_RandomAccessIterator, _RandomAccessIterator, _Tp, _BinaryOperation, _UnaryOperation, |
| /*is_vector=*/std::true_type) noexcept; |
| |
| template <class _ForwardIterator, class _Tp, class _BinaryOperation, class _UnaryOperation> |
| _Tp __brick_transform_reduce(_ForwardIterator, _ForwardIterator, _Tp, _BinaryOperation, _UnaryOperation, |
| /*is_vector=*/std::false_type) noexcept; |
| |
| template <class _Tag, class _ExecutionPolicy, class _ForwardIterator, class _Tp, class _BinaryOperation, |
| class _UnaryOperation> |
| _Tp |
| __pattern_transform_reduce(_Tag, _ExecutionPolicy&&, _ForwardIterator, _ForwardIterator, _Tp, _BinaryOperation, |
| _UnaryOperation) noexcept; |
| |
| template <class _IsVector, class _ExecutionPolicy, class _RandomAccessIterator, class _Tp, class _BinaryOperation, |
| class _UnaryOperation> |
| _Tp |
| __pattern_transform_reduce(__parallel_tag<_IsVector>, _ExecutionPolicy&&, _RandomAccessIterator, _RandomAccessIterator, |
| _Tp, _BinaryOperation, _UnaryOperation); |
| |
| //------------------------------------------------------------------------ |
| // 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 |
| |
| _PSTL_HIDE_FROM_ABI_POP |
| |
| #endif /* _PSTL_NUMERIC_FWD_H */ |