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_numeric.c File Reference
#include <stl/_numeric.h>
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Macros

#define _STLP_NUMERIC_C
 

Functions

template<class _InputIterator , class _OutputIterator , class _Tp , class _BinaryOperation >
_STLP_BEGIN_NAMESPACE _STLP_MOVE_TO_PRIV_NAMESPACE _OutputIterator __partial_sum (_InputIterator __first, _InputIterator __last, _OutputIterator __result, _Tp *, _BinaryOperation __binary_op)
 
template<class _InputIterator , class _OutputIterator , class _Tp , class _BinaryOperation >
_OutputIterator __adjacent_difference (_InputIterator __first, _InputIterator __last, _OutputIterator __result, _Tp *, _BinaryOperation __binary_op)
 
template<class _Tp , class _Integer , class _MonoidOperation >
_Tp __power (_Tp __x, _Integer __n, _MonoidOperation __opr)
 

Macro Definition Documentation

◆ _STLP_NUMERIC_C

#define _STLP_NUMERIC_C

Definition at line 27 of file _numeric.c.

Function Documentation

◆ __adjacent_difference()

template<class _InputIterator , class _OutputIterator , class _Tp , class _BinaryOperation >
_OutputIterator __adjacent_difference ( _InputIterator  __first,
_InputIterator  __last,
_OutputIterator  __result,
_Tp *  ,
_BinaryOperation  __binary_op 
)

Definition at line 57 of file _numeric.c.

59 {
60 _STLP_DEBUG_CHECK(__check_range(__first, __last))
61 if (__first == __last) return __result;
62 *__result = *__first;
63 _Tp __val = *__first;
64 while (++__first != __last) {
65 _Tp __tmp = *__first;
66 *++__result = __binary_op(__tmp, __val);
67 __val = __tmp;
68 }
69 return ++__result;
70}
_STLP_INLINE_LOOP _InputIter __last
Definition: _algo.h:68
_STLP_INLINE_LOOP _InputIter const _Tp & __val
Definition: _algobase.h:656
#define _STLP_DEBUG_CHECK(expr)
Definition: _debug.h:440

Referenced by adjacent_difference().

◆ __partial_sum()

template<class _InputIterator , class _OutputIterator , class _Tp , class _BinaryOperation >
_STLP_BEGIN_NAMESPACE _STLP_MOVE_TO_PRIV_NAMESPACE _OutputIterator __partial_sum ( _InputIterator  __first,
_InputIterator  __last,
_OutputIterator  __result,
_Tp *  ,
_BinaryOperation  __binary_op 
)

Definition at line 40 of file _numeric.c.

41 {
42 _STLP_DEBUG_CHECK(__check_range(__first, __last))
43 if (__first == __last) return __result;
44 *__result = *__first;
45
46 _Tp __val = *__first;
47 while (++__first != __last) {
48 __val = __binary_op(__val, *__first);
49 *++__result = __val;
50 }
51 return ++__result;
52}

Referenced by partial_sum().

◆ __power()

template<class _Tp , class _Integer , class _MonoidOperation >
_Tp __power ( _Tp  __x,
_Integer  __n,
_MonoidOperation  __opr 
)

Definition at line 74 of file _numeric.c.

74 {
76 if (__n == 0)
77 return __identity_element(__opr);
78 else {
79 while ((__n & 1) == 0) {
80 __n >>= 1;
81 __x = __opr(__x, __x);
82 }
83 _Tp __result = __x;
85 __n >>= 1;
86 while (__n != 0) {
87 __x = __opr(__x, __x);
88 if ((__n & 1) != 0)
89 __result = __opr(__result, __x);
90 __n >>= 1;
91 }
92 return __result;
94 }
95 _STLP_MPWFIX_CATCH_ACTION(__x = _Tp())
96}
return __n
Definition: _algo.h:75
#define _STLP_MPWFIX_CATCH
Definition: _apple.h:111
#define _STLP_MPWFIX_CATCH_ACTION(action)
Definition: _apple.h:112
#define _STLP_MPWFIX_TRY
Definition: _apple.h:110
_Tp __identity_element(plus< _Tp >)

Referenced by __power(), power(), powT(), and rope< _CharT, _Alloc >::rope().