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      1 // -*- C++ -*-
      2 //===-- glue_numeric_defs.h -----------------------------------------------===//
      3 //
      4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
      5 // See https://llvm.org/LICENSE.txt for license information.
      6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 #ifndef _PSTL_GLUE_NUMERIC_DEFS_H
     11 #define _PSTL_GLUE_NUMERIC_DEFS_H
     12 
     13 #include "execution_defs.h"
     14 
     15 namespace std
     16 {
     17 // [reduce]
     18 
     19 template <class _ExecutionPolicy, class _ForwardIterator, class _Tp, class _BinaryOperation>
     20 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _Tp>
     21 reduce(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardIterator __last, _Tp __init,
     22        _BinaryOperation __binary_op);
     23 
     24 template <class _ExecutionPolicy, class _ForwardIterator, class _Tp>
     25 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _Tp>
     26 reduce(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardIterator __last, _Tp __init);
     27 
     28 template <class _ExecutionPolicy, class _ForwardIterator>
     29 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy,
     30                                                  typename iterator_traits<_ForwardIterator>::value_type>
     31 reduce(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardIterator __last);
     32 
     33 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _Tp>
     34 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _Tp>
     35 transform_reduce(_ExecutionPolicy&& __exec, _ForwardIterator1 __first1, _ForwardIterator1 __last1,
     36                  _ForwardIterator2 __first2, _Tp __init);
     37 
     38 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _Tp, class _BinaryOperation1,
     39           class _BinaryOperation2>
     40 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _Tp>
     41 transform_reduce(_ExecutionPolicy&& __exec, _ForwardIterator1 __first1, _ForwardIterator1 __last1,
     42                  _ForwardIterator2 __first2, _Tp __init, _BinaryOperation1 __binary_op1,
     43                  _BinaryOperation2 __binary_op2);
     44 
     45 template <class _ExecutionPolicy, class _ForwardIterator, class _Tp, class _BinaryOperation, class _UnaryOperation>
     46 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _Tp>
     47 transform_reduce(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardIterator __last, _Tp __init,
     48                  _BinaryOperation __binary_op, _UnaryOperation __unary_op);
     49 
     50 // [exclusive.scan]
     51 
     52 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _Tp>
     53 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
     54 exclusive_scan(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
     55                _ForwardIterator2 __result, _Tp __init);
     56 
     57 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _Tp, class _BinaryOperation>
     58 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
     59 exclusive_scan(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
     60                _ForwardIterator2 __result, _Tp __init, _BinaryOperation __binary_op);
     61 
     62 // [inclusive.scan]
     63 
     64 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2>
     65 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
     66 inclusive_scan(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
     67                _ForwardIterator2 __result);
     68 
     69 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _BinaryOperation>
     70 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
     71 inclusive_scan(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
     72                _ForwardIterator2 __result, _BinaryOperation __binary_op);
     73 
     74 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _Tp, class _BinaryOperation>
     75 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
     76 inclusive_scan(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
     77                _ForwardIterator2 __result, _BinaryOperation __binary_op, _Tp __init);
     78 
     79 // [transform.exclusive.scan]
     80 
     81 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _Tp, class _BinaryOperation,
     82           class _UnaryOperation>
     83 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
     84 transform_exclusive_scan(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
     85                          _ForwardIterator2 __result, _Tp __init, _BinaryOperation __binary_op,
     86                          _UnaryOperation __unary_op);
     87 
     88 // [transform.inclusive.scan]
     89 
     90 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _BinaryOperation,
     91           class _UnaryOperation, class _Tp>
     92 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
     93 transform_inclusive_scan(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
     94                          _ForwardIterator2 __result, _BinaryOperation __binary_op, _UnaryOperation __unary_op,
     95                          _Tp __init);
     96 
     97 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _UnaryOperation,
     98           class _BinaryOperation>
     99 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
    100 transform_inclusive_scan(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
    101                          _ForwardIterator2 __result, _BinaryOperation __binary_op, _UnaryOperation __unary_op);
    102 
    103 // [adjacent.difference]
    104 
    105 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2, class _BinaryOperation>
    106 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
    107 adjacent_difference(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
    108                     _ForwardIterator2 __d_first, _BinaryOperation __op);
    109 
    110 template <class _ExecutionPolicy, class _ForwardIterator1, class _ForwardIterator2>
    111 __pstl::__internal::__enable_if_execution_policy<_ExecutionPolicy, _ForwardIterator2>
    112 adjacent_difference(_ExecutionPolicy&& __exec, _ForwardIterator1 __first, _ForwardIterator1 __last,
    113                     _ForwardIterator2 __d_first);
    114 
    115 } // namespace std
    116 #endif /* _PSTL_GLUE_NUMERIC_DEFS_H */
    117