| 4680 |
right-hear |
1 |
// The template and inlines for the -*- C++ -*- valarray class. |
|
|
2 |
|
|
|
3 |
// Copyright (C) 1997-1999, 2000, 2001 Free Software Foundation, Inc. |
|
|
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 |
|
|
31 |
|
|
|
32 |
#ifndef _CPP_VALARRAY |
|
|
33 |
#define _CPP_VALARRAY 1 |
|
|
34 |
|
|
|
35 |
#pragma GCC system_header |
|
|
36 |
|
|
|
37 |
#include |
|
|
38 |
#include |
|
|
39 |
#include |
|
|
40 |
#include |
|
|
41 |
#include |
|
|
42 |
#include |
|
|
43 |
#include |
|
|
44 |
|
|
|
45 |
namespace std |
|
|
46 |
{ |
|
|
47 |
template class _Expr; |
|
|
48 |
|
|
|
49 |
template class _ValArray; |
|
|
50 |
|
|
|
51 |
template class _Oper, |
|
|
52 |
template class _Meta, class _Dom> struct _UnClos; |
|
|
53 |
|
|
|
54 |
template class _Oper, |
|
|
55 |
template class _Meta1, |
|
|
56 |
template class _Meta2, |
|
|
57 |
class _Dom1, class _Dom2> class _BinClos; |
|
|
58 |
|
|
|
59 |
template class _Meta, class _Dom> class _SClos; |
|
|
60 |
|
|
|
61 |
template class _Meta, class _Dom> class _GClos; |
|
|
62 |
|
|
|
63 |
template class _Meta, class _Dom> class _IClos; |
|
|
64 |
|
|
|
65 |
template class _Meta, class _Dom> class _ValFunClos; |
|
|
66 |
|
|
|
67 |
template class _Meta, class _Dom> class _RefFunClos; |
|
|
68 |
|
|
|
69 |
template struct _Unary_plus; |
|
|
70 |
template struct _Bitwise_and; |
|
|
71 |
template struct _Bitwise_or; |
|
|
72 |
template struct _Bitwise_xor; |
|
|
73 |
template struct _Bitwise_not; |
|
|
74 |
template struct _Shift_left; |
|
|
75 |
template struct _Shift_right; |
|
|
76 |
|
|
|
77 |
template class valarray; // An array of type _Tp |
|
|
78 |
class slice; // BLAS-like slice out of an array |
|
|
79 |
template class slice_array; |
|
|
80 |
class gslice; // generalized slice out of an array |
|
|
81 |
template class gslice_array; |
|
|
82 |
template class mask_array; // masked array |
|
|
83 |
template class indirect_array; // indirected array |
|
|
84 |
|
|
|
85 |
} // namespace std |
|
|
86 |
|
|
|
87 |
#include |
|
|
88 |
#include |
|
|
89 |
|
|
|
90 |
namespace std |
|
|
91 |
{ |
|
|
92 |
template class valarray |
|
|
93 |
{ |
|
|
94 |
public: |
|
|
95 |
typedef _Tp value_type; |
|
|
96 |
|
|
|
97 |
// _lib.valarray.cons_ construct/destroy: |
|
|
98 |
valarray(); |
|
|
99 |
explicit valarray(size_t); |
|
|
100 |
valarray(const _Tp&, size_t); |
|
|
101 |
valarray(const _Tp* __restrict__, size_t); |
|
|
102 |
valarray(const valarray&); |
|
|
103 |
valarray(const slice_array<_Tp>&); |
|
|
104 |
valarray(const gslice_array<_Tp>&); |
|
|
105 |
valarray(const mask_array<_Tp>&); |
|
|
106 |
valarray(const indirect_array<_Tp>&); |
|
|
107 |
template |
|
|
108 |
valarray(const _Expr<_Dom,_Tp>& __e); |
|
|
109 |
~valarray(); |
|
|
110 |
|
|
|
111 |
// _lib.valarray.assign_ assignment: |
|
|
112 |
valarray<_Tp>& operator=(const valarray<_Tp>&); |
|
|
113 |
valarray<_Tp>& operator=(const _Tp&); |
|
|
114 |
valarray<_Tp>& operator=(const slice_array<_Tp>&); |
|
|
115 |
valarray<_Tp>& operator=(const gslice_array<_Tp>&); |
|
|
116 |
valarray<_Tp>& operator=(const mask_array<_Tp>&); |
|
|
117 |
valarray<_Tp>& operator=(const indirect_array<_Tp>&); |
|
|
118 |
|
|
|
119 |
template valarray<_Tp>& |
|
|
120 |
operator= (const _Expr<_Dom,_Tp>&); |
|
|
121 |
|
|
|
122 |
// _lib.valarray.access_ element access: |
|
|
123 |
// XXX: LWG to be resolved. |
|
|
124 |
const _Tp& operator[](size_t) const; |
|
|
125 |
_Tp& operator[](size_t); |
|
|
126 |
// _lib.valarray.sub_ subset operations: |
|
|
127 |
_Expr<_SClos<_ValArray,_Tp>, _Tp> operator[](slice) const; |
|
|
128 |
slice_array<_Tp> operator[](slice); |
|
|
129 |
_Expr<_GClos<_ValArray,_Tp>, _Tp> operator[](const gslice&) const; |
|
|
130 |
gslice_array<_Tp> operator[](const gslice&); |
|
|
131 |
valarray<_Tp> operator[](const valarray&) const; |
|
|
132 |
mask_array<_Tp> operator[](const valarray&); |
|
|
133 |
_Expr<_IClos<_ValArray, _Tp>, _Tp> |
|
|
134 |
operator[](const valarray&) const; |
|
|
135 |
indirect_array<_Tp> operator[](const valarray&); |
|
|
136 |
|
|
|
137 |
// _lib.valarray.unary_ unary operators: |
|
|
138 |
_Expr<_UnClos<_Unary_plus,_ValArray,_Tp>,_Tp> operator+ () const; |
|
|
139 |
_Expr<_UnClos,_Tp> operator- () const; |
|
|
140 |
_Expr<_UnClos<_Bitwise_not,_ValArray,_Tp>,_Tp> operator~ () const; |
|
|
141 |
_Expr<_UnClos,bool> operator! () const; |
|
|
142 |
|
|
|
143 |
// _lib.valarray.cassign_ computed assignment: |
|
|
144 |
valarray<_Tp>& operator*= (const _Tp&); |
|
|
145 |
valarray<_Tp>& operator/= (const _Tp&); |
|
|
146 |
valarray<_Tp>& operator%= (const _Tp&); |
|
|
147 |
valarray<_Tp>& operator+= (const _Tp&); |
|
|
148 |
valarray<_Tp>& operator-= (const _Tp&); |
|
|
149 |
valarray<_Tp>& operator^= (const _Tp&); |
|
|
150 |
valarray<_Tp>& operator&= (const _Tp&); |
|
|
151 |
valarray<_Tp>& operator|= (const _Tp&); |
|
|
152 |
valarray<_Tp>& operator<<=(const _Tp&); |
|
|
153 |
valarray<_Tp>& operator>>=(const _Tp&); |
|
|
154 |
valarray<_Tp>& operator*= (const valarray<_Tp>&); |
|
|
155 |
valarray<_Tp>& operator/= (const valarray<_Tp>&); |
|
|
156 |
valarray<_Tp>& operator%= (const valarray<_Tp>&); |
|
|
157 |
valarray<_Tp>& operator+= (const valarray<_Tp>&); |
|
|
158 |
valarray<_Tp>& operator-= (const valarray<_Tp>&); |
|
|
159 |
valarray<_Tp>& operator^= (const valarray<_Tp>&); |
|
|
160 |
valarray<_Tp>& operator|= (const valarray<_Tp>&); |
|
|
161 |
valarray<_Tp>& operator&= (const valarray<_Tp>&); |
|
|
162 |
valarray<_Tp>& operator<<=(const valarray<_Tp>&); |
|
|
163 |
valarray<_Tp>& operator>>=(const valarray<_Tp>&); |
|
|
164 |
|
|
|
165 |
template |
|
|
166 |
valarray<_Tp>& operator*= (const _Expr<_Dom,_Tp>&); |
|
|
167 |
template |
|
|
168 |
valarray<_Tp>& operator/= (const _Expr<_Dom,_Tp>&); |
|
|
169 |
template |
|
|
170 |
valarray<_Tp>& operator%= (const _Expr<_Dom,_Tp>&); |
|
|
171 |
template |
|
|
172 |
valarray<_Tp>& operator+= (const _Expr<_Dom,_Tp>&); |
|
|
173 |
template |
|
|
174 |
valarray<_Tp>& operator-= (const _Expr<_Dom,_Tp>&); |
|
|
175 |
template |
|
|
176 |
valarray<_Tp>& operator^= (const _Expr<_Dom,_Tp>&); |
|
|
177 |
template |
|
|
178 |
valarray<_Tp>& operator|= (const _Expr<_Dom,_Tp>&); |
|
|
179 |
template |
|
|
180 |
valarray<_Tp>& operator&= (const _Expr<_Dom,_Tp>&); |
|
|
181 |
template |
|
|
182 |
valarray<_Tp>& operator<<=(const _Expr<_Dom,_Tp>&); |
|
|
183 |
template |
|
|
184 |
valarray<_Tp>& operator>>=(const _Expr<_Dom,_Tp>&); |
|
|
185 |
|
|
|
186 |
|
|
|
187 |
// _lib.valarray.members_ member functions: |
|
|
188 |
size_t size() const; |
|
|
189 |
_Tp sum() const; |
|
|
190 |
_Tp min() const; |
|
|
191 |
_Tp max() const; |
|
|
192 |
|
|
|
193 |
// // FIXME: Extension |
|
|
194 |
// _Tp product () const; |
|
|
195 |
|
|
|
196 |
valarray<_Tp> shift (int) const; |
|
|
197 |
valarray<_Tp> cshift(int) const; |
|
|
198 |
_Expr<_ValFunClos<_ValArray,_Tp>,_Tp> apply(_Tp func(_Tp)) const; |
|
|
199 |
_Expr<_RefFunClos<_ValArray,_Tp>,_Tp> apply(_Tp func(const _Tp&)) const; |
|
|
200 |
void resize(size_t __size, _Tp __c = _Tp()); |
|
|
201 |
|
|
|
202 |
private: |
|
|
203 |
size_t _M_size; |
|
|
204 |
_Tp* __restrict__ _M_data; |
|
|
205 |
|
|
|
206 |
friend class _Array<_Tp>; |
|
|
207 |
}; |
|
|
208 |
|
|
|
209 |
|
|
|
210 |
template struct _Unary_plus : unary_function<_Tp,_Tp> { |
|
|
211 |
_Tp operator() (const _Tp& __t) const { return __t; } |
|
|
212 |
}; |
|
|
213 |
|
|
|
214 |
template struct _Bitwise_and : binary_function<_Tp,_Tp,_Tp> { |
|
|
215 |
_Tp operator() (_Tp __x, _Tp __y) const { return __x & __y; } |
|
|
216 |
}; |
|
|
217 |
|
|
|
218 |
template struct _Bitwise_or : binary_function<_Tp,_Tp,_Tp> { |
|
|
219 |
_Tp operator() (_Tp __x, _Tp __y) const { return __x | __y; } |
|
|
220 |
}; |
|
|
221 |
|
|
|
222 |
template struct _Bitwise_xor : binary_function<_Tp,_Tp,_Tp> { |
|
|
223 |
_Tp operator() (_Tp __x, _Tp __y) const { return __x ^ __y; } |
|
|
224 |
}; |
|
|
225 |
|
|
|
226 |
template struct _Bitwise_not : unary_function<_Tp,_Tp> { |
|
|
227 |
_Tp operator() (_Tp __t) const { return ~__t; } |
|
|
228 |
}; |
|
|
229 |
|
|
|
230 |
template struct _Shift_left : unary_function<_Tp,_Tp> { |
|
|
231 |
_Tp operator() (_Tp __x, _Tp __y) const { return __x << __y; } |
|
|
232 |
}; |
|
|
233 |
|
|
|
234 |
template struct _Shift_right : unary_function<_Tp,_Tp> { |
|
|
235 |
_Tp operator() (_Tp __x, _Tp __y) const { return __x >> __y; } |
|
|
236 |
}; |
|
|
237 |
|
|
|
238 |
|
|
|
239 |
template |
|
|
240 |
inline const _Tp& |
|
|
241 |
valarray<_Tp>::operator[] (size_t __i) const |
|
|
242 |
{ return _M_data[__i]; } |
|
|
243 |
|
|
|
244 |
template |
|
|
245 |
inline _Tp& |
|
|
246 |
valarray<_Tp>::operator[] (size_t __i) |
|
|
247 |
{ return _M_data[__i]; } |
|
|
248 |
|
|
|
249 |
} // std:: |
|
|
250 |
|
|
|
251 |
#include |
|
|
252 |
#include |
|
|
253 |
#include |
|
|
254 |
#include |
|
|
255 |
#include |
|
|
256 |
#include |
|
|
257 |
|
|
|
258 |
namespace std |
|
|
259 |
{ |
|
|
260 |
template |
|
|
261 |
inline valarray<_Tp>::valarray () : _M_size (0), _M_data (0) {} |
|
|
262 |
|
|
|
263 |
template |
|
|
264 |
inline valarray<_Tp>::valarray (size_t __n) |
|
|
265 |
: _M_size(__n), _M_data(__valarray_get_storage<_Tp>(__n)) |
|
|
266 |
{ __valarray_default_construct(_M_data, _M_data + __n); } |
|
|
267 |
|
|
|
268 |
template |
|
|
269 |
inline valarray<_Tp>::valarray (const _Tp& __t, size_t __n) |
|
|
270 |
: _M_size(__n), _M_data(__valarray_get_storage<_Tp>(__n)) |
|
|
271 |
{ __valarray_fill_construct (_M_data, _M_data + __n, __t); } |
|
|
272 |
|
|
|
273 |
template |
|
|
274 |
inline valarray<_Tp>::valarray (const _Tp* __restrict__ __p, size_t __n) |
|
|
275 |
: _M_size(__n), _M_data(__valarray_get_storage<_Tp>(__n)) |
|
|
276 |
{ __valarray_copy_construct (__p, __p + __n, _M_data); } |
|
|
277 |
|
|
|
278 |
template |
|
|
279 |
inline valarray<_Tp>::valarray (const valarray<_Tp>& __v) |
|
|
280 |
: _M_size(__v._M_size), _M_data(__valarray_get_storage<_Tp>(__v._M_size)) |
|
|
281 |
{ __valarray_copy_construct (__v._M_data, __v._M_data + _M_size, _M_data); } |
|
|
282 |
|
|
|
283 |
template |
|
|
284 |
inline valarray<_Tp>::valarray (const slice_array<_Tp>& __sa) |
|
|
285 |
: _M_size(__sa._M_sz), _M_data(__valarray_get_storage<_Tp>(__sa._M_sz)) |
|
|
286 |
{ |
|
|
287 |
__valarray_copy |
|
|
288 |
(__sa._M_array, __sa._M_sz, __sa._M_stride, _Array<_Tp>(_M_data)); |
|
|
289 |
} |
|
|
290 |
|
|
|
291 |
template |
|
|
292 |
inline valarray<_Tp>::valarray (const gslice_array<_Tp>& __ga) |
|
|
293 |
: _M_size(__ga._M_index.size()), |
|
|
294 |
_M_data(__valarray_get_storage<_Tp>(_M_size)) |
|
|
295 |
{ |
|
|
296 |
__valarray_copy |
|
|
297 |
(__ga._M_array, _Array(__ga._M_index), |
|
|
298 |
_Array<_Tp>(_M_data), _M_size); |
|
|
299 |
} |
|
|
300 |
|
|
|
301 |
template |
|
|
302 |
inline valarray<_Tp>::valarray (const mask_array<_Tp>& __ma) |
|
|
303 |
: _M_size(__ma._M_sz), _M_data(__valarray_get_storage<_Tp>(__ma._M_sz)) |
|
|
304 |
{ |
|
|
305 |
__valarray_copy |
|
|
306 |
(__ma._M_array, __ma._M_mask, _Array<_Tp>(_M_data), _M_size); |
|
|
307 |
} |
|
|
308 |
|
|
|
309 |
template |
|
|
310 |
inline valarray<_Tp>::valarray (const indirect_array<_Tp>& __ia) |
|
|
311 |
: _M_size(__ia._M_sz), _M_data(__valarray_get_storage<_Tp>(__ia._M_sz)) |
|
|
312 |
{ |
|
|
313 |
__valarray_copy |
|
|
314 |
(__ia._M_array, __ia._M_index, _Array<_Tp>(_M_data), _M_size); |
|
|
315 |
} |
|
|
316 |
|
|
|
317 |
template template |
|
|
318 |
inline valarray<_Tp>::valarray (const _Expr<_Dom, _Tp>& __e) |
|
|
319 |
: _M_size(__e.size ()), _M_data(__valarray_get_storage<_Tp>(_M_size)) |
|
|
320 |
{ __valarray_copy (__e, _M_size, _Array<_Tp>(_M_data)); } |
|
|
321 |
|
|
|
322 |
template |
|
|
323 |
inline valarray<_Tp>::~valarray () |
|
|
324 |
{ |
|
|
325 |
__valarray_destroy_elements(_M_data, _M_data + _M_size); |
|
|
326 |
__valarray_release_memory(_M_data); |
|
|
327 |
} |
|
|
328 |
|
|
|
329 |
template |
|
|
330 |
inline valarray<_Tp>& |
|
|
331 |
valarray<_Tp>::operator= (const valarray<_Tp>& __v) |
|
|
332 |
{ |
|
|
333 |
__valarray_copy(__v._M_data, _M_size, _M_data); |
|
|
334 |
return *this; |
|
|
335 |
} |
|
|
336 |
|
|
|
337 |
template |
|
|
338 |
inline valarray<_Tp>& |
|
|
339 |
valarray<_Tp>::operator= (const _Tp& __t) |
|
|
340 |
{ |
|
|
341 |
__valarray_fill (_M_data, _M_size, __t); |
|
|
342 |
return *this; |
|
|
343 |
} |
|
|
344 |
|
|
|
345 |
template |
|
|
346 |
inline valarray<_Tp>& |
|
|
347 |
valarray<_Tp>::operator= (const slice_array<_Tp>& __sa) |
|
|
348 |
{ |
|
|
349 |
__valarray_copy (__sa._M_array, __sa._M_sz, |
|
|
350 |
__sa._M_stride, _Array<_Tp>(_M_data)); |
|
|
351 |
return *this; |
|
|
352 |
} |
|
|
353 |
|
|
|
354 |
template |
|
|
355 |
inline valarray<_Tp>& |
|
|
356 |
valarray<_Tp>::operator= (const gslice_array<_Tp>& __ga) |
|
|
357 |
{ |
|
|
358 |
__valarray_copy (__ga._M_array, _Array(__ga._M_index), |
|
|
359 |
_Array<_Tp>(_M_data), _M_size); |
|
|
360 |
return *this; |
|
|
361 |
} |
|
|
362 |
|
|
|
363 |
template |
|
|
364 |
inline valarray<_Tp>& |
|
|
365 |
valarray<_Tp>::operator= (const mask_array<_Tp>& __ma) |
|
|
366 |
{ |
|
|
367 |
__valarray_copy (__ma._M_array, __ma._M_mask, |
|
|
368 |
_Array<_Tp>(_M_data), _M_size); |
|
|
369 |
return *this; |
|
|
370 |
} |
|
|
371 |
|
|
|
372 |
template |
|
|
373 |
inline valarray<_Tp>& |
|
|
374 |
valarray<_Tp>::operator= (const indirect_array<_Tp>& __ia) |
|
|
375 |
{ |
|
|
376 |
__valarray_copy (__ia._M_array, __ia._M_index, |
|
|
377 |
_Array<_Tp>(_M_data), _M_size); |
|
|
378 |
return *this; |
|
|
379 |
} |
|
|
380 |
|
|
|
381 |
template template |
|
|
382 |
inline valarray<_Tp>& |
|
|
383 |
valarray<_Tp>::operator= (const _Expr<_Dom, _Tp>& __e) |
|
|
384 |
{ |
|
|
385 |
__valarray_copy (__e, _M_size, _Array<_Tp>(_M_data)); |
|
|
386 |
return *this; |
|
|
387 |
} |
|
|
388 |
|
|
|
389 |
template |
|
|
390 |
inline _Expr<_SClos<_ValArray,_Tp>, _Tp> |
|
|
391 |
valarray<_Tp>::operator[] (slice __s) const |
|
|
392 |
{ |
|
|
393 |
typedef _SClos<_ValArray,_Tp> _Closure; |
|
|
394 |
return _Expr<_Closure, _Tp> (_Closure (_Array<_Tp>(_M_data), __s)); |
|
|
395 |
} |
|
|
396 |
|
|
|
397 |
template |
|
|
398 |
inline slice_array<_Tp> |
|
|
399 |
valarray<_Tp>::operator[] (slice __s) |
|
|
400 |
{ |
|
|
401 |
return slice_array<_Tp> (_Array<_Tp>(_M_data), __s); |
|
|
402 |
} |
|
|
403 |
|
|
|
404 |
template |
|
|
405 |
inline _Expr<_GClos<_ValArray,_Tp>, _Tp> |
|
|
406 |
valarray<_Tp>::operator[] (const gslice& __gs) const |
|
|
407 |
{ |
|
|
408 |
typedef _GClos<_ValArray,_Tp> _Closure; |
|
|
409 |
return _Expr<_Closure, _Tp> |
|
|
410 |
(_Closure (_Array<_Tp>(_M_data), __gs._M_index->_M_index)); |
|
|
411 |
} |
|
|
412 |
|
|
|
413 |
template |
|
|
414 |
inline gslice_array<_Tp> |
|
|
415 |
valarray<_Tp>::operator[] (const gslice& __gs) |
|
|
416 |
{ |
|
|
417 |
return gslice_array<_Tp> |
|
|
418 |
(_Array<_Tp>(_M_data), __gs._M_index->_M_index); |
|
|
419 |
} |
|
|
420 |
|
|
|
421 |
template |
|
|
422 |
inline valarray<_Tp> |
|
|
423 |
valarray<_Tp>::operator[] (const valarray& __m) const |
|
|
424 |
{ |
|
|
425 |
size_t __s (0); |
|
|
426 |
size_t __e (__m.size ()); |
|
|
427 |
for (size_t __i=0; __i<__e; ++__i) |
|
|
428 |
if (__m[__i]) ++__s; |
|
|
429 |
return valarray<_Tp> (mask_array<_Tp> (_Array<_Tp>(_M_data), __s, |
|
|
430 |
_Array (__m))); |
|
|
431 |
} |
|
|
432 |
|
|
|
433 |
template |
|
|
434 |
inline mask_array<_Tp> |
|
|
435 |
valarray<_Tp>::operator[] (const valarray& __m) |
|
|
436 |
{ |
|
|
437 |
size_t __s (0); |
|
|
438 |
size_t __e (__m.size ()); |
|
|
439 |
for (size_t __i=0; __i<__e; ++__i) |
|
|
440 |
if (__m[__i]) ++__s; |
|
|
441 |
return mask_array<_Tp> (_Array<_Tp>(_M_data), __s, _Array (__m)); |
|
|
442 |
} |
|
|
443 |
|
|
|
444 |
template |
|
|
445 |
inline _Expr<_IClos<_ValArray,_Tp>, _Tp> |
|
|
446 |
valarray<_Tp>::operator[] (const valarray& __i) const |
|
|
447 |
{ |
|
|
448 |
typedef _IClos<_ValArray,_Tp> _Closure; |
|
|
449 |
return _Expr<_Closure, _Tp> (_Closure (*this, __i)); |
|
|
450 |
} |
|
|
451 |
|
|
|
452 |
template |
|
|
453 |
inline indirect_array<_Tp> |
|
|
454 |
valarray<_Tp>::operator[] (const valarray& __i) |
|
|
455 |
{ |
|
|
456 |
return indirect_array<_Tp> (_Array<_Tp>(_M_data), __i.size(), |
|
|
457 |
_Array (__i)); |
|
|
458 |
} |
|
|
459 |
|
|
|
460 |
template |
|
|
461 |
inline size_t valarray<_Tp>::size () const { return _M_size; } |
|
|
462 |
|
|
|
463 |
template |
|
|
464 |
inline _Tp |
|
|
465 |
valarray<_Tp>::sum () const |
|
|
466 |
{ |
|
|
467 |
return __valarray_sum(_M_data, _M_data + _M_size); |
|
|
468 |
} |
|
|
469 |
|
|
|
470 |
// template |
|
|
471 |
// inline _Tp |
|
|
472 |
// valarray<_Tp>::product () const |
|
|
473 |
// { |
|
|
474 |
// return __valarray_product(_M_data, _M_data + _M_size); |
|
|
475 |
// } |
|
|
476 |
|
|
|
477 |
template |
|
|
478 |
inline valarray<_Tp> |
|
|
479 |
valarray<_Tp>::shift(int __n) const |
|
|
480 |
{ |
|
|
481 |
_Tp* const __a = static_cast<_Tp*> |
|
|
482 |
(__builtin_alloca(sizeof(_Tp) * _M_size)); |
|
|
483 |
if (__n == 0) // no shift |
|
|
484 |
__valarray_copy_construct(_M_data, _M_data + _M_size, __a); |
|
|
485 |
else if (__n > 0) // __n > 0: shift left |
|
|
486 |
{ |
|
|
487 |
if (size_t(__n) > _M_size) |
|
|
488 |
__valarray_default_construct(__a, __a + __n); |
|
|
489 |
else |
|
|
490 |
{ |
|
|
491 |
__valarray_copy_construct(_M_data+__n, _M_data + _M_size, __a); |
|
|
492 |
__valarray_default_construct(__a+_M_size-__n, __a + _M_size); |
|
|
493 |
} |
|
|
494 |
} |
|
|
495 |
else // __n < 0: shift right |
|
|
496 |
{ |
|
|
497 |
__valarray_copy_construct (_M_data, _M_data+_M_size+__n, __a-__n); |
|
|
498 |
__valarray_default_construct(__a, __a - __n); |
|
|
499 |
} |
|
|
500 |
return valarray<_Tp> (__a, _M_size); |
|
|
501 |
} |
|
|
502 |
|
|
|
503 |
template |
|
|
504 |
inline valarray<_Tp> |
|
|
505 |
valarray<_Tp>::cshift (int __n) const |
|
|
506 |
{ |
|
|
507 |
_Tp* const __a = static_cast<_Tp*> |
|
|
508 |
(__builtin_alloca (sizeof(_Tp) * _M_size)); |
|
|
509 |
if (__n == 0) // no cshift |
|
|
510 |
__valarray_copy_construct(_M_data, _M_data + _M_size, __a); |
|
|
511 |
else if (__n > 0) // cshift left |
|
|
512 |
{ |
|
|
513 |
__valarray_copy_construct(_M_data, _M_data+__n, __a+_M_size-__n); |
|
|
514 |
__valarray_copy_construct(_M_data+__n, _M_data + _M_size, __a); |
|
|
515 |
} |
|
|
516 |
else // cshift right |
|
|
517 |
{ |
|
|
518 |
__valarray_copy_construct |
|
|
519 |
(_M_data + _M_size+__n, _M_data + _M_size, __a); |
|
|
520 |
__valarray_copy_construct |
|
|
521 |
(_M_data, _M_data + _M_size+__n, __a - __n); |
|
|
522 |
} |
|
|
523 |
return valarray<_Tp>(__a, _M_size); |
|
|
524 |
} |
|
|
525 |
|
|
|
526 |
template |
|
|
527 |
inline void |
|
|
528 |
valarray<_Tp>::resize (size_t __n, _Tp __c) |
|
|
529 |
{ |
|
|
530 |
// This complication is so to make valarray > work |
|
|
531 |
// even though it is not required by the standard. Nobody should |
|
|
532 |
// be saying valarray > anyway. See the specs. |
|
|
533 |
__valarray_destroy_elements(_M_data, _M_data + _M_size); |
|
|
534 |
if (_M_size != __n) |
|
|
535 |
{ |
|
|
536 |
__valarray_release_memory(_M_data); |
|
|
537 |
_M_size = __n; |
|
|
538 |
_M_data = __valarray_get_storage<_Tp>(__n); |
|
|
539 |
} |
|
|
540 |
__valarray_fill_construct(_M_data, _M_data + __n, __c); |
|
|
541 |
} |
|
|
542 |
|
|
|
543 |
template |
|
|
544 |
inline _Tp |
|
|
545 |
valarray<_Tp>::min() const |
|
|
546 |
{ |
|
|
547 |
return *min_element (_M_data, _M_data+_M_size); |
|
|
548 |
} |
|
|
549 |
|
|
|
550 |
template |
|
|
551 |
inline _Tp |
|
|
552 |
valarray<_Tp>::max() const |
|
|
553 |
{ |
|
|
554 |
return *max_element (_M_data, _M_data+_M_size); |
|
|
555 |
} |
|
|
556 |
|
|
|
557 |
template |
|
|
558 |
inline _Expr<_ValFunClos<_ValArray,_Tp>,_Tp> |
|
|
559 |
valarray<_Tp>::apply (_Tp func (_Tp)) const |
|
|
560 |
{ |
|
|
561 |
typedef _ValFunClos<_ValArray,_Tp> _Closure; |
|
|
562 |
return _Expr<_Closure,_Tp> (_Closure (*this, func)); |
|
|
563 |
} |
|
|
564 |
|
|
|
565 |
template |
|
|
566 |
inline _Expr<_RefFunClos<_ValArray,_Tp>,_Tp> |
|
|
567 |
valarray<_Tp>::apply (_Tp func (const _Tp &)) const |
|
|
568 |
{ |
|
|
569 |
typedef _RefFunClos<_ValArray,_Tp> _Closure; |
|
|
570 |
return _Expr<_Closure,_Tp> (_Closure (*this, func)); |
|
|
571 |
} |
|
|
572 |
|
|
|
573 |
#define _DEFINE_VALARRAY_UNARY_OPERATOR(_Op, _Name) \ |
|
|
574 |
template \ |
|
|
575 |
inline _Expr<_UnClos<_Name,_ValArray,_Tp>, _Tp> \ |
|
|
576 |
valarray<_Tp>::operator _Op() const \ |
|
|
577 |
{ \ |
|
|
578 |
typedef _UnClos<_Name,_ValArray,_Tp> _Closure; \ |
|
|
579 |
return _Expr<_Closure, _Tp> (_Closure (*this)); \ |
|
|
580 |
} |
|
|
581 |
|
|
|
582 |
_DEFINE_VALARRAY_UNARY_OPERATOR(+, _Unary_plus) |
|
|
583 |
_DEFINE_VALARRAY_UNARY_OPERATOR(-, negate) |
|
|
584 |
_DEFINE_VALARRAY_UNARY_OPERATOR(~, _Bitwise_not) |
|
|
585 |
|
|
|
586 |
#undef _DEFINE_VALARRAY_UNARY_OPERATOR |
|
|
587 |
|
|
|
588 |
template |
|
|
589 |
inline _Expr<_UnClos, bool> |
|
|
590 |
valarray<_Tp>::operator!() const |
|
|
591 |
{ |
|
|
592 |
typedef _UnClos _Closure; |
|
|
593 |
return _Expr<_Closure, bool> (_Closure (*this)); |
|
|
594 |
} |
|
|
595 |
|
|
|
596 |
#define _DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(_Op, _Name) \ |
|
|
597 |
template \ |
|
|
598 |
inline valarray<_Tp> & \ |
|
|
599 |
valarray<_Tp>::operator _Op##= (const _Tp &__t) \ |
|
|
600 |
{ \ |
|
|
601 |
_Array_augmented_##_Name (_Array<_Tp>(_M_data), _M_size, __t); \ |
|
|
602 |
return *this; \ |
|
|
603 |
} \ |
|
|
604 |
\ |
|
|
605 |
template \ |
|
|
606 |
inline valarray<_Tp> & \ |
|
|
607 |
valarray<_Tp>::operator _Op##= (const valarray<_Tp> &__v) \ |
|
|
608 |
{ \ |
|
|
609 |
_Array_augmented_##_Name (_Array<_Tp>(_M_data), _M_size, \ |
|
|
610 |
_Array<_Tp>(__v._M_data)); \ |
|
|
611 |
return *this; \ |
|
|
612 |
} |
|
|
613 |
|
|
|
614 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(+, plus) |
|
|
615 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(-, minus) |
|
|
616 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(*, multiplies) |
|
|
617 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(/, divides) |
|
|
618 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(%, modulus) |
|
|
619 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(^, xor) |
|
|
620 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(&, and) |
|
|
621 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(|, or) |
|
|
622 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(<<, shift_left) |
|
|
623 |
_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(>>, shift_right) |
|
|
624 |
|
|
|
625 |
#undef _DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT |
|
|
626 |
|
|
|
627 |
|
|
|
628 |
} // std:: |
|
|
629 |
|
|
|
630 |
|
|
|
631 |
namespace std |
|
|
632 |
{ |
|
|
633 |
|
|
|
634 |
#define _DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(_Op, _Name) \ |
|
|
635 |
template template \ |
|
|
636 |
inline valarray<_Tp> & \ |
|
|
637 |
valarray<_Tp>::operator _Op##= (const _Expr<_Dom,_Tp> &__e) \ |
|
|
638 |
{ \ |
|
|
639 |
_Array_augmented_##_Name (_Array<_Tp>(_M_data), __e, _M_size); \ |
|
|
640 |
return *this; \ |
|
|
641 |
} |
|
|
642 |
|
|
|
643 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(+, plus) |
|
|
644 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(-, minus) |
|
|
645 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(*, multiplies) |
|
|
646 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(/, divides) |
|
|
647 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(%, modulus) |
|
|
648 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(^, xor) |
|
|
649 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(&, and) |
|
|
650 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(|, or) |
|
|
651 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(<<, shift_left) |
|
|
652 |
_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(>>, shift_right) |
|
|
653 |
|
|
|
654 |
#undef _DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT |
|
|
655 |
|
|
|
656 |
|
|
|
657 |
#define _DEFINE_BINARY_OPERATOR(_Op, _Name) \ |
|
|
658 |
template \ |
|
|
659 |
inline _Expr<_BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp>, _Tp> \ |
|
|
660 |
operator _Op (const valarray<_Tp> &__v, const valarray<_Tp> &__w) \ |
|
|
661 |
{ \ |
|
|
662 |
typedef _BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp> _Closure; \ |
|
|
663 |
return _Expr<_Closure, _Tp> (_Closure (__v, __w)); \ |
|
|
664 |
} \ |
|
|
665 |
\ |
|
|
666 |
template \ |
|
|
667 |
inline _Expr<_BinClos<_Name,_ValArray,_Constant,_Tp,_Tp>,_Tp> \ |
|
|
668 |
operator _Op (const valarray<_Tp> &__v, const _Tp &__t) \ |
|
|
669 |
{ \ |
|
|
670 |
typedef _BinClos<_Name,_ValArray,_Constant,_Tp,_Tp> _Closure; \ |
|
|
671 |
return _Expr<_Closure, _Tp> (_Closure (__v, __t)); \ |
|
|
672 |
} \ |
|
|
673 |
\ |
|
|
674 |
template \ |
|
|
675 |
inline _Expr<_BinClos<_Name,_Constant,_ValArray,_Tp,_Tp>,_Tp> \ |
|
|
676 |
operator _Op (const _Tp &__t, const valarray<_Tp> &__v) \ |
|
|
677 |
{ \ |
|
|
678 |
typedef _BinClos<_Name,_Constant,_ValArray,_Tp,_Tp> _Closure; \ |
|
|
679 |
return _Expr<_Closure, _Tp> (_Closure (__t, __v)); \ |
|
|
680 |
} |
|
|
681 |
|
|
|
682 |
_DEFINE_BINARY_OPERATOR(+, plus) |
|
|
683 |
_DEFINE_BINARY_OPERATOR(-, minus) |
|
|
684 |
_DEFINE_BINARY_OPERATOR(*, multiplies) |
|
|
685 |
_DEFINE_BINARY_OPERATOR(/, divides) |
|
|
686 |
_DEFINE_BINARY_OPERATOR(%, modulus) |
|
|
687 |
_DEFINE_BINARY_OPERATOR(^, _Bitwise_xor) |
|
|
688 |
_DEFINE_BINARY_OPERATOR(&, _Bitwise_and) |
|
|
689 |
_DEFINE_BINARY_OPERATOR(|, _Bitwise_or) |
|
|
690 |
_DEFINE_BINARY_OPERATOR(<<, _Shift_left) |
|
|
691 |
_DEFINE_BINARY_OPERATOR(>>, _Shift_right) |
|
|
692 |
|
|
|
693 |
#undef _DEFINE_BINARY_OPERATOR |
|
|
694 |
|
|
|
695 |
#define _DEFINE_LOGICAL_OPERATOR(_Op, _Name) \ |
|
|
696 |
template \ |
|
|
697 |
inline _Expr<_BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp>,bool> \ |
|
|
698 |
operator _Op (const valarray<_Tp> &__v, const valarray<_Tp> &__w) \ |
|
|
699 |
{ \ |
|
|
700 |
typedef _BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp> _Closure; \ |
|
|
701 |
return _Expr<_Closure, bool> (_Closure (__v, __w)); \ |
|
|
702 |
} \ |
|
|
703 |
\ |
|
|
704 |
template \ |
|
|
705 |
inline _Expr<_BinClos<_Name,_ValArray,_Constant,_Tp,_Tp>,bool> \ |
|
|
706 |
operator _Op (const valarray<_Tp> &__v, const _Tp &__t) \ |
|
|
707 |
{ \ |
|
|
708 |
typedef _BinClos<_Name,_ValArray,_Constant,_Tp,_Tp> _Closure; \ |
|
|
709 |
return _Expr<_Closure, bool> (_Closure (__v, __t)); \ |
|
|
710 |
} \ |
|
|
711 |
\ |
|
|
712 |
template \ |
|
|
713 |
inline _Expr<_BinClos<_Name,_Constant,_ValArray,_Tp,_Tp>,bool> \ |
|
|
714 |
operator _Op (const _Tp &__t, const valarray<_Tp> &__v) \ |
|
|
715 |
{ \ |
|
|
716 |
typedef _BinClos<_Name,_Constant,_ValArray,_Tp,_Tp> _Closure; \ |
|
|
717 |
return _Expr<_Closure, bool> (_Closure (__t, __v)); \ |
|
|
718 |
} |
|
|
719 |
|
|
|
720 |
_DEFINE_LOGICAL_OPERATOR(&&, logical_and) |
|
|
721 |
_DEFINE_LOGICAL_OPERATOR(||, logical_or) |
|
|
722 |
_DEFINE_LOGICAL_OPERATOR(==, equal_to) |
|
|
723 |
_DEFINE_LOGICAL_OPERATOR(!=, not_equal_to) |
|
|
724 |
_DEFINE_LOGICAL_OPERATOR(<, less) |
|
|
725 |
_DEFINE_LOGICAL_OPERATOR(>, greater) |
|
|
726 |
_DEFINE_LOGICAL_OPERATOR(<=, less_equal) |
|
|
727 |
_DEFINE_LOGICAL_OPERATOR(>=, greater_equal) |
|
|
728 |
|
|
|
729 |
#undef _DEFINE_LOGICAL_OPERATOR |
|
|
730 |
|
|
|
731 |
} // namespace std |
|
|
732 |
|
|
|
733 |
#endif // _CPP_VALARRAY |
|
|
734 |
|
|
|
735 |
// Local Variables: |
|
|
736 |
// mode:c++ |
|
|
737 |
// End: |