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1 | // The template and inlines for the -*- C++ -*- gslice_array class. |
2 | ||
aefb3380 | 3 | // Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. |
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4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 2, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING. If not, write to the Free | |
18 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
19 | // USA. | |
20 | ||
21 | // As a special exception, you may use this file as part of a free software | |
22 | // library without restriction. Specifically, if other files instantiate | |
23 | // templates or use macros or inline functions from this file, or you compile | |
24 | // this file and link it with other files to produce an executable, this | |
25 | // file does not by itself cause the resulting executable to be covered by | |
26 | // the GNU General Public License. This exception does not however | |
27 | // invalidate any other reasons why the executable file might be covered by | |
28 | // the GNU General Public License. | |
29 | ||
30 | // Written by Gabriel Dos Reis <Gabriel.Dos-Reis@DPTMaths.ENS-Cachan.Fr> | |
31 | ||
729e3d3f PE |
32 | /** @file gslice_array.h |
33 | * This is an internal header file, included by other library headers. | |
34 | * You should not attempt to use it directly. | |
35 | */ | |
36 | ||
3d7c150e BK |
37 | #ifndef _GSLICE_ARRAY_H |
38 | #define _GSLICE_ARRAY_H 1 | |
725dc051 | 39 | |
b0a85b86 GDR |
40 | #pragma GCC system_header |
41 | ||
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42 | namespace std { |
43 | ||
00386a9b GDR |
44 | template<typename _Tp> |
45 | class gslice_array | |
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46 | { |
47 | public: | |
00386a9b GDR |
48 | typedef _Tp value_type; |
49 | ||
50 | void operator=(const valarray<_Tp>&) const; | |
51 | void operator*=(const valarray<_Tp>&) const; | |
52 | void operator/=(const valarray<_Tp>&) const; | |
53 | void operator%=(const valarray<_Tp>&) const; | |
54 | void operator+=(const valarray<_Tp>&) const; | |
55 | void operator-=(const valarray<_Tp>&) const; | |
56 | void operator^=(const valarray<_Tp>&) const; | |
57 | void operator&=(const valarray<_Tp>&) const; | |
58 | void operator|=(const valarray<_Tp>&) const; | |
59 | void operator<<=(const valarray<_Tp>&) const; | |
60 | void operator>>=(const valarray<_Tp>&) const; | |
61 | void operator=(const _Tp&) const; | |
62 | ||
63 | template<class _Dom> | |
64 | void operator=(const _Expr<_Dom,_Tp>&) const; | |
65 | template<class _Dom> | |
66 | void operator*=(const _Expr<_Dom,_Tp>&) const; | |
67 | template<class _Dom> | |
68 | void operator/=(const _Expr<_Dom,_Tp>&) const; | |
69 | template<class _Dom> | |
70 | void operator%=(const _Expr<_Dom,_Tp>&) const; | |
71 | template<class _Dom> | |
72 | void operator+=(const _Expr<_Dom,_Tp>&) const; | |
73 | template<class _Dom> | |
74 | void operator-=(const _Expr<_Dom,_Tp>&) const; | |
75 | template<class _Dom> | |
76 | void operator^=(const _Expr<_Dom,_Tp>&) const; | |
77 | template<class _Dom> | |
78 | void operator&=(const _Expr<_Dom,_Tp>&) const; | |
79 | template<class _Dom> | |
80 | void operator|=(const _Expr<_Dom,_Tp>&) const; | |
81 | template<class _Dom> | |
82 | void operator<<=(const _Expr<_Dom,_Tp>&) const; | |
83 | template<class _Dom> | |
84 | void operator>>=(const _Expr<_Dom,_Tp>&) const; | |
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85 | |
86 | private: | |
00386a9b GDR |
87 | _Array<_Tp> _M_array; |
88 | const valarray<size_t>& _M_index; | |
725dc051 | 89 | |
00386a9b GDR |
90 | friend class valarray<_Tp>; |
91 | ||
92 | gslice_array(_Array<_Tp>, const valarray<size_t>&); | |
725dc051 | 93 | |
00386a9b GDR |
94 | // this constructor needs to be implemented. |
95 | gslice_array(const gslice_array&); | |
725dc051 | 96 | |
00386a9b GDR |
97 | // not implemented |
98 | gslice_array(); | |
99 | gslice_array& operator= (const gslice_array&); | |
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100 | }; |
101 | ||
00386a9b | 102 | template<typename _Tp> |
725dc051 | 103 | inline |
00386a9b GDR |
104 | gslice_array<_Tp>::gslice_array(_Array<_Tp> __a, |
105 | const valarray<size_t>& __i) | |
106 | : _M_array(__a), _M_index(__i) {} | |
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107 | |
108 | ||
00386a9b | 109 | template<typename _Tp> |
725dc051 | 110 | inline |
00386a9b GDR |
111 | gslice_array<_Tp>::gslice_array(const gslice_array<_Tp>& __a) |
112 | : _M_array(__a._M_array), _M_index(__a._M_index) {} | |
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113 | |
114 | ||
00386a9b | 115 | template<typename _Tp> |
725dc051 | 116 | inline void |
00386a9b | 117 | gslice_array<_Tp>::operator=(const _Tp& __t) const |
725dc051 | 118 | { |
5b5bf717 PC |
119 | std::__valarray_fill(_M_array, _Array<size_t>(_M_index), |
120 | _M_index.size(), __t); | |
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121 | } |
122 | ||
00386a9b | 123 | template<typename _Tp> |
725dc051 | 124 | inline void |
00386a9b | 125 | gslice_array<_Tp>::operator=(const valarray<_Tp>& __v) const |
725dc051 | 126 | { |
5b5bf717 PC |
127 | std::__valarray_copy(_Array<_Tp>(__v), __v.size(), |
128 | _M_array, _Array<size_t>(_M_index)); | |
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129 | } |
130 | ||
00386a9b GDR |
131 | template<typename _Tp> |
132 | template<class _Dom> | |
133 | inline void | |
134 | gslice_array<_Tp>::operator=(const _Expr<_Dom, _Tp>& __e) const | |
135 | { | |
5b5bf717 PC |
136 | std::__valarray_copy (__e, _M_index.size(), _M_array, |
137 | _Array<size_t>(_M_index)); | |
00386a9b | 138 | } |
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139 | |
140 | #undef _DEFINE_VALARRAY_OPERATOR | |
00386a9b GDR |
141 | #define _DEFINE_VALARRAY_OPERATOR(_Op, _Name) \ |
142 | template<typename _Tp> \ | |
143 | inline void \ | |
144 | gslice_array<_Tp>::operator _Op##=(const valarray<_Tp>& __v) const \ | |
145 | { \ | |
146 | _Array_augmented_##_Name(_M_array, _Array<size_t>(_M_index), \ | |
147 | _Array<_Tp>(__v), __v.size()); \ | |
148 | } \ | |
725dc051 | 149 | \ |
00386a9b GDR |
150 | template<typename _Tp> \ |
151 | template<class _Dom> \ | |
152 | inline void \ | |
153 | gslice_array<_Tp>::operator _Op##= (const _Expr<_Dom, _Tp>& __e) const\ | |
154 | { \ | |
155 | _Array_augmented_##_Name(_M_array, _Array<size_t>(_M_index), __e,\ | |
156 | _M_index.size()); \ | |
157 | } | |
158 | ||
159 | _DEFINE_VALARRAY_OPERATOR(*, __multiplies) | |
160 | _DEFINE_VALARRAY_OPERATOR(/, __divides) | |
161 | _DEFINE_VALARRAY_OPERATOR(%, __modulus) | |
162 | _DEFINE_VALARRAY_OPERATOR(+, __plus) | |
163 | _DEFINE_VALARRAY_OPERATOR(-, __minus) | |
164 | _DEFINE_VALARRAY_OPERATOR(^, __bitwise_xor) | |
165 | _DEFINE_VALARRAY_OPERATOR(&, __bitwise_and) | |
166 | _DEFINE_VALARRAY_OPERATOR(|, __bitwise_or) | |
167 | _DEFINE_VALARRAY_OPERATOR(<<, __shift_left) | |
168 | _DEFINE_VALARRAY_OPERATOR(>>, __shift_right) | |
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169 | |
170 | #undef _DEFINE_VALARRAY_OPERATOR | |
171 | ||
172 | } // std:: | |
173 | ||
3d7c150e | 174 | #endif /* _GSLICE_ARRAY_H */ |
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175 | |
176 | // Local Variables: | |
177 | // mode:c++ | |
178 | // End: |