1// -*- C++ -*- 2//===-------------------------- valarray ----------------------------------===// 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 _LIBCPP_VALARRAY 11#define _LIBCPP_VALARRAY 12 13/* 14 valarray synopsis 15 16namespace std 17{ 18 19template<class T> 20class valarray 21{ 22public: 23 typedef T value_type; 24 25 // construct/destroy: 26 valarray(); 27 explicit valarray(size_t n); 28 valarray(const value_type& x, size_t n); 29 valarray(const value_type* px, size_t n); 30 valarray(const valarray& v); 31 valarray(valarray&& v) noexcept; 32 valarray(const slice_array<value_type>& sa); 33 valarray(const gslice_array<value_type>& ga); 34 valarray(const mask_array<value_type>& ma); 35 valarray(const indirect_array<value_type>& ia); 36 valarray(initializer_list<value_type> il); 37 ~valarray(); 38 39 // assignment: 40 valarray& operator=(const valarray& v); 41 valarray& operator=(valarray&& v) noexcept; 42 valarray& operator=(initializer_list<value_type> il); 43 valarray& operator=(const value_type& x); 44 valarray& operator=(const slice_array<value_type>& sa); 45 valarray& operator=(const gslice_array<value_type>& ga); 46 valarray& operator=(const mask_array<value_type>& ma); 47 valarray& operator=(const indirect_array<value_type>& ia); 48 49 // element access: 50 const value_type& operator[](size_t i) const; 51 value_type& operator[](size_t i); 52 53 // subset operations: 54 valarray operator[](slice s) const; 55 slice_array<value_type> operator[](slice s); 56 valarray operator[](const gslice& gs) const; 57 gslice_array<value_type> operator[](const gslice& gs); 58 valarray operator[](const valarray<bool>& vb) const; 59 mask_array<value_type> operator[](const valarray<bool>& vb); 60 valarray operator[](const valarray<size_t>& vs) const; 61 indirect_array<value_type> operator[](const valarray<size_t>& vs); 62 63 // unary operators: 64 valarray operator+() const; 65 valarray operator-() const; 66 valarray operator~() const; 67 valarray<bool> operator!() const; 68 69 // computed assignment: 70 valarray& operator*= (const value_type& x); 71 valarray& operator/= (const value_type& x); 72 valarray& operator%= (const value_type& x); 73 valarray& operator+= (const value_type& x); 74 valarray& operator-= (const value_type& x); 75 valarray& operator^= (const value_type& x); 76 valarray& operator&= (const value_type& x); 77 valarray& operator|= (const value_type& x); 78 valarray& operator<<=(const value_type& x); 79 valarray& operator>>=(const value_type& x); 80 81 valarray& operator*= (const valarray& v); 82 valarray& operator/= (const valarray& v); 83 valarray& operator%= (const valarray& v); 84 valarray& operator+= (const valarray& v); 85 valarray& operator-= (const valarray& v); 86 valarray& operator^= (const valarray& v); 87 valarray& operator|= (const valarray& v); 88 valarray& operator&= (const valarray& v); 89 valarray& operator<<=(const valarray& v); 90 valarray& operator>>=(const valarray& v); 91 92 // member functions: 93 void swap(valarray& v) noexcept; 94 95 size_t size() const; 96 97 value_type sum() const; 98 value_type min() const; 99 value_type max() const; 100 101 valarray shift (int i) const; 102 valarray cshift(int i) const; 103 valarray apply(value_type f(value_type)) const; 104 valarray apply(value_type f(const value_type&)) const; 105 void resize(size_t n, value_type x = value_type()); 106}; 107 108class slice 109{ 110public: 111 slice(); 112 slice(size_t start, size_t size, size_t stride); 113 114 size_t start() const; 115 size_t size() const; 116 size_t stride() const; 117}; 118 119template <class T> 120class slice_array 121{ 122public: 123 typedef T value_type; 124 125 const slice_array& operator=(const slice_array& sa) const; 126 void operator= (const valarray<value_type>& v) const; 127 void operator*= (const valarray<value_type>& v) const; 128 void operator/= (const valarray<value_type>& v) const; 129 void operator%= (const valarray<value_type>& v) const; 130 void operator+= (const valarray<value_type>& v) const; 131 void operator-= (const valarray<value_type>& v) const; 132 void operator^= (const valarray<value_type>& v) const; 133 void operator&= (const valarray<value_type>& v) const; 134 void operator|= (const valarray<value_type>& v) const; 135 void operator<<=(const valarray<value_type>& v) const; 136 void operator>>=(const valarray<value_type>& v) const; 137 138 void operator=(const value_type& x) const; 139 140 slice_array() = delete; 141}; 142 143class gslice 144{ 145public: 146 gslice(); 147 gslice(size_t start, const valarray<size_t>& size, 148 const valarray<size_t>& stride); 149 150 size_t start() const; 151 valarray<size_t> size() const; 152 valarray<size_t> stride() const; 153}; 154 155template <class T> 156class gslice_array 157{ 158public: 159 typedef T value_type; 160 161 void operator= (const valarray<value_type>& v) const; 162 void operator*= (const valarray<value_type>& v) const; 163 void operator/= (const valarray<value_type>& v) const; 164 void operator%= (const valarray<value_type>& v) const; 165 void operator+= (const valarray<value_type>& v) const; 166 void operator-= (const valarray<value_type>& v) const; 167 void operator^= (const valarray<value_type>& v) const; 168 void operator&= (const valarray<value_type>& v) const; 169 void operator|= (const valarray<value_type>& v) const; 170 void operator<<=(const valarray<value_type>& v) const; 171 void operator>>=(const valarray<value_type>& v) const; 172 173 gslice_array(const gslice_array& ga); 174 ~gslice_array(); 175 const gslice_array& operator=(const gslice_array& ga) const; 176 void operator=(const value_type& x) const; 177 178 gslice_array() = delete; 179}; 180 181template <class T> 182class mask_array 183{ 184public: 185 typedef T value_type; 186 187 void operator= (const valarray<value_type>& v) const; 188 void operator*= (const valarray<value_type>& v) const; 189 void operator/= (const valarray<value_type>& v) const; 190 void operator%= (const valarray<value_type>& v) const; 191 void operator+= (const valarray<value_type>& v) const; 192 void operator-= (const valarray<value_type>& v) const; 193 void operator^= (const valarray<value_type>& v) const; 194 void operator&= (const valarray<value_type>& v) const; 195 void operator|= (const valarray<value_type>& v) const; 196 void operator<<=(const valarray<value_type>& v) const; 197 void operator>>=(const valarray<value_type>& v) const; 198 199 mask_array(const mask_array& ma); 200 ~mask_array(); 201 const mask_array& operator=(const mask_array& ma) const; 202 void operator=(const value_type& x) const; 203 204 mask_array() = delete; 205}; 206 207template <class T> 208class indirect_array 209{ 210public: 211 typedef T value_type; 212 213 void operator= (const valarray<value_type>& v) const; 214 void operator*= (const valarray<value_type>& v) const; 215 void operator/= (const valarray<value_type>& v) const; 216 void operator%= (const valarray<value_type>& v) const; 217 void operator+= (const valarray<value_type>& v) const; 218 void operator-= (const valarray<value_type>& v) const; 219 void operator^= (const valarray<value_type>& v) const; 220 void operator&= (const valarray<value_type>& v) const; 221 void operator|= (const valarray<value_type>& v) const; 222 void operator<<=(const valarray<value_type>& v) const; 223 void operator>>=(const valarray<value_type>& v) const; 224 225 indirect_array(const indirect_array& ia); 226 ~indirect_array(); 227 const indirect_array& operator=(const indirect_array& ia) const; 228 void operator=(const value_type& x) const; 229 230 indirect_array() = delete; 231}; 232 233template<class T> void swap(valarray<T>& x, valarray<T>& y) noexcept; 234 235template<class T> valarray<T> operator* (const valarray<T>& x, const valarray<T>& y); 236template<class T> valarray<T> operator* (const valarray<T>& x, const T& y); 237template<class T> valarray<T> operator* (const T& x, const valarray<T>& y); 238 239template<class T> valarray<T> operator/ (const valarray<T>& x, const valarray<T>& y); 240template<class T> valarray<T> operator/ (const valarray<T>& x, const T& y); 241template<class T> valarray<T> operator/ (const T& x, const valarray<T>& y); 242 243template<class T> valarray<T> operator% (const valarray<T>& x, const valarray<T>& y); 244template<class T> valarray<T> operator% (const valarray<T>& x, const T& y); 245template<class T> valarray<T> operator% (const T& x, const valarray<T>& y); 246 247template<class T> valarray<T> operator+ (const valarray<T>& x, const valarray<T>& y); 248template<class T> valarray<T> operator+ (const valarray<T>& x, const T& y); 249template<class T> valarray<T> operator+ (const T& x, const valarray<T>& y); 250 251template<class T> valarray<T> operator- (const valarray<T>& x, const valarray<T>& y); 252template<class T> valarray<T> operator- (const valarray<T>& x, const T& y); 253template<class T> valarray<T> operator- (const T& x, const valarray<T>& y); 254 255template<class T> valarray<T> operator^ (const valarray<T>& x, const valarray<T>& y); 256template<class T> valarray<T> operator^ (const valarray<T>& x, const T& y); 257template<class T> valarray<T> operator^ (const T& x, const valarray<T>& y); 258 259template<class T> valarray<T> operator& (const valarray<T>& x, const valarray<T>& y); 260template<class T> valarray<T> operator& (const valarray<T>& x, const T& y); 261template<class T> valarray<T> operator& (const T& x, const valarray<T>& y); 262 263template<class T> valarray<T> operator| (const valarray<T>& x, const valarray<T>& y); 264template<class T> valarray<T> operator| (const valarray<T>& x, const T& y); 265template<class T> valarray<T> operator| (const T& x, const valarray<T>& y); 266 267template<class T> valarray<T> operator<<(const valarray<T>& x, const valarray<T>& y); 268template<class T> valarray<T> operator<<(const valarray<T>& x, const T& y); 269template<class T> valarray<T> operator<<(const T& x, const valarray<T>& y); 270 271template<class T> valarray<T> operator>>(const valarray<T>& x, const valarray<T>& y); 272template<class T> valarray<T> operator>>(const valarray<T>& x, const T& y); 273template<class T> valarray<T> operator>>(const T& x, const valarray<T>& y); 274 275template<class T> valarray<bool> operator&&(const valarray<T>& x, const valarray<T>& y); 276template<class T> valarray<bool> operator&&(const valarray<T>& x, const T& y); 277template<class T> valarray<bool> operator&&(const T& x, const valarray<T>& y); 278 279template<class T> valarray<bool> operator||(const valarray<T>& x, const valarray<T>& y); 280template<class T> valarray<bool> operator||(const valarray<T>& x, const T& y); 281template<class T> valarray<bool> operator||(const T& x, const valarray<T>& y); 282 283template<class T> valarray<bool> operator==(const valarray<T>& x, const valarray<T>& y); 284template<class T> valarray<bool> operator==(const valarray<T>& x, const T& y); 285template<class T> valarray<bool> operator==(const T& x, const valarray<T>& y); 286 287template<class T> valarray<bool> operator!=(const valarray<T>& x, const valarray<T>& y); 288template<class T> valarray<bool> operator!=(const valarray<T>& x, const T& y); 289template<class T> valarray<bool> operator!=(const T& x, const valarray<T>& y); 290 291template<class T> valarray<bool> operator< (const valarray<T>& x, const valarray<T>& y); 292template<class T> valarray<bool> operator< (const valarray<T>& x, const T& y); 293template<class T> valarray<bool> operator< (const T& x, const valarray<T>& y); 294 295template<class T> valarray<bool> operator> (const valarray<T>& x, const valarray<T>& y); 296template<class T> valarray<bool> operator> (const valarray<T>& x, const T& y); 297template<class T> valarray<bool> operator> (const T& x, const valarray<T>& y); 298 299template<class T> valarray<bool> operator<=(const valarray<T>& x, const valarray<T>& y); 300template<class T> valarray<bool> operator<=(const valarray<T>& x, const T& y); 301template<class T> valarray<bool> operator<=(const T& x, const valarray<T>& y); 302 303template<class T> valarray<bool> operator>=(const valarray<T>& x, const valarray<T>& y); 304template<class T> valarray<bool> operator>=(const valarray<T>& x, const T& y); 305template<class T> valarray<bool> operator>=(const T& x, const valarray<T>& y); 306 307template<class T> valarray<T> abs (const valarray<T>& x); 308template<class T> valarray<T> acos (const valarray<T>& x); 309template<class T> valarray<T> asin (const valarray<T>& x); 310template<class T> valarray<T> atan (const valarray<T>& x); 311 312template<class T> valarray<T> atan2(const valarray<T>& x, const valarray<T>& y); 313template<class T> valarray<T> atan2(const valarray<T>& x, const T& y); 314template<class T> valarray<T> atan2(const T& x, const valarray<T>& y); 315 316template<class T> valarray<T> cos (const valarray<T>& x); 317template<class T> valarray<T> cosh (const valarray<T>& x); 318template<class T> valarray<T> exp (const valarray<T>& x); 319template<class T> valarray<T> log (const valarray<T>& x); 320template<class T> valarray<T> log10(const valarray<T>& x); 321 322template<class T> valarray<T> pow(const valarray<T>& x, const valarray<T>& y); 323template<class T> valarray<T> pow(const valarray<T>& x, const T& y); 324template<class T> valarray<T> pow(const T& x, const valarray<T>& y); 325 326template<class T> valarray<T> sin (const valarray<T>& x); 327template<class T> valarray<T> sinh (const valarray<T>& x); 328template<class T> valarray<T> sqrt (const valarray<T>& x); 329template<class T> valarray<T> tan (const valarray<T>& x); 330template<class T> valarray<T> tanh (const valarray<T>& x); 331 332template <class T> unspecified1 begin(valarray<T>& v); 333template <class T> unspecified2 begin(const valarray<T>& v); 334template <class T> unspecified1 end(valarray<T>& v); 335template <class T> unspecified2 end(const valarray<T>& v); 336 337} // std 338 339*/ 340 341#include <__config> 342#include <cstddef> 343#include <cmath> 344#include <initializer_list> 345#include <algorithm> 346#include <functional> 347#include <new> 348 349#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 350#pragma GCC system_header 351#endif 352 353_LIBCPP_PUSH_MACROS 354#include <__undef_macros> 355 356 357_LIBCPP_BEGIN_NAMESPACE_STD 358 359template<class _Tp> class _LIBCPP_TEMPLATE_VIS valarray; 360 361class _LIBCPP_TEMPLATE_VIS slice 362{ 363 size_t __start_; 364 size_t __size_; 365 size_t __stride_; 366public: 367 _LIBCPP_INLINE_VISIBILITY 368 slice() 369 : __start_(0), 370 __size_(0), 371 __stride_(0) 372 {} 373 374 _LIBCPP_INLINE_VISIBILITY 375 slice(size_t __start, size_t __size, size_t __stride) 376 : __start_(__start), 377 __size_(__size), 378 __stride_(__stride) 379 {} 380 381 _LIBCPP_INLINE_VISIBILITY size_t start() const {return __start_;} 382 _LIBCPP_INLINE_VISIBILITY size_t size() const {return __size_;} 383 _LIBCPP_INLINE_VISIBILITY size_t stride() const {return __stride_;} 384}; 385 386template <class _Tp> class _LIBCPP_TEMPLATE_VIS slice_array; 387class _LIBCPP_TYPE_VIS gslice; 388template <class _Tp> class _LIBCPP_TEMPLATE_VIS gslice_array; 389template <class _Tp> class _LIBCPP_TEMPLATE_VIS mask_array; 390template <class _Tp> class _LIBCPP_TEMPLATE_VIS indirect_array; 391 392template <class _Tp> 393_LIBCPP_INLINE_VISIBILITY 394_Tp* 395begin(valarray<_Tp>& __v); 396 397template <class _Tp> 398_LIBCPP_INLINE_VISIBILITY 399const _Tp* 400begin(const valarray<_Tp>& __v); 401 402template <class _Tp> 403_LIBCPP_INLINE_VISIBILITY 404_Tp* 405end(valarray<_Tp>& __v); 406 407template <class _Tp> 408_LIBCPP_INLINE_VISIBILITY 409const _Tp* 410end(const valarray<_Tp>& __v); 411 412template <class _Op, class _A0> 413struct _UnaryOp 414{ 415 typedef typename _Op::result_type result_type; 416 typedef typename _A0::value_type value_type; 417 418 _Op __op_; 419 _A0 __a0_; 420 421 _LIBCPP_INLINE_VISIBILITY 422 _UnaryOp(const _Op& __op, const _A0& __a0) : __op_(__op), __a0_(__a0) {} 423 424 _LIBCPP_INLINE_VISIBILITY 425 result_type operator[](size_t __i) const {return __op_(__a0_[__i]);} 426 427 _LIBCPP_INLINE_VISIBILITY 428 size_t size() const {return __a0_.size();} 429}; 430 431template <class _Op, class _A0, class _A1> 432struct _BinaryOp 433{ 434 typedef typename _Op::result_type result_type; 435 typedef typename _A0::value_type value_type; 436 437 _Op __op_; 438 _A0 __a0_; 439 _A1 __a1_; 440 441 _LIBCPP_INLINE_VISIBILITY 442 _BinaryOp(const _Op& __op, const _A0& __a0, const _A1& __a1) 443 : __op_(__op), __a0_(__a0), __a1_(__a1) {} 444 445 _LIBCPP_INLINE_VISIBILITY 446 value_type operator[](size_t __i) const {return __op_(__a0_[__i], __a1_[__i]);} 447 448 _LIBCPP_INLINE_VISIBILITY 449 size_t size() const {return __a0_.size();} 450}; 451 452template <class _Tp> 453class __scalar_expr 454{ 455public: 456 typedef _Tp value_type; 457 typedef const _Tp& result_type; 458private: 459 const value_type& __t_; 460 size_t __s_; 461public: 462 _LIBCPP_INLINE_VISIBILITY 463 explicit __scalar_expr(const value_type& __t, size_t __s) : __t_(__t), __s_(__s) {} 464 465 _LIBCPP_INLINE_VISIBILITY 466 result_type operator[](size_t) const {return __t_;} 467 468 _LIBCPP_INLINE_VISIBILITY 469 size_t size() const {return __s_;} 470}; 471 472template <class _Tp> 473struct __unary_plus : unary_function<_Tp, _Tp> 474{ 475 _LIBCPP_INLINE_VISIBILITY 476 _Tp operator()(const _Tp& __x) const 477 {return +__x;} 478}; 479 480template <class _Tp> 481struct __bit_not : unary_function<_Tp, _Tp> 482{ 483 _LIBCPP_INLINE_VISIBILITY 484 _Tp operator()(const _Tp& __x) const 485 {return ~__x;} 486}; 487 488template <class _Tp> 489struct __bit_shift_left : binary_function<_Tp, _Tp, _Tp> 490{ 491 _LIBCPP_INLINE_VISIBILITY 492 _Tp operator()(const _Tp& __x, const _Tp& __y) const 493 {return __x << __y;} 494}; 495 496template <class _Tp> 497struct __bit_shift_right : binary_function<_Tp, _Tp, _Tp> 498{ 499 _LIBCPP_INLINE_VISIBILITY 500 _Tp operator()(const _Tp& __x, const _Tp& __y) const 501 {return __x >> __y;} 502}; 503 504template <class _Tp, class _Fp> 505struct __apply_expr : unary_function<_Tp, _Tp> 506{ 507private: 508 _Fp __f_; 509public: 510 _LIBCPP_INLINE_VISIBILITY 511 explicit __apply_expr(_Fp __f) : __f_(__f) {} 512 513 _LIBCPP_INLINE_VISIBILITY 514 _Tp operator()(const _Tp& __x) const 515 {return __f_(__x);} 516}; 517 518template <class _Tp> 519struct __abs_expr : unary_function<_Tp, _Tp> 520{ 521 _LIBCPP_INLINE_VISIBILITY 522 _Tp operator()(const _Tp& __x) const 523 {return abs(__x);} 524}; 525 526template <class _Tp> 527struct __acos_expr : unary_function<_Tp, _Tp> 528{ 529 _LIBCPP_INLINE_VISIBILITY 530 _Tp operator()(const _Tp& __x) const 531 {return acos(__x);} 532}; 533 534template <class _Tp> 535struct __asin_expr : unary_function<_Tp, _Tp> 536{ 537 _LIBCPP_INLINE_VISIBILITY 538 _Tp operator()(const _Tp& __x) const 539 {return asin(__x);} 540}; 541 542template <class _Tp> 543struct __atan_expr : unary_function<_Tp, _Tp> 544{ 545 _LIBCPP_INLINE_VISIBILITY 546 _Tp operator()(const _Tp& __x) const 547 {return atan(__x);} 548}; 549 550template <class _Tp> 551struct __atan2_expr : binary_function<_Tp, _Tp, _Tp> 552{ 553 _LIBCPP_INLINE_VISIBILITY 554 _Tp operator()(const _Tp& __x, const _Tp& __y) const 555 {return atan2(__x, __y);} 556}; 557 558template <class _Tp> 559struct __cos_expr : unary_function<_Tp, _Tp> 560{ 561 _LIBCPP_INLINE_VISIBILITY 562 _Tp operator()(const _Tp& __x) const 563 {return cos(__x);} 564}; 565 566template <class _Tp> 567struct __cosh_expr : unary_function<_Tp, _Tp> 568{ 569 _LIBCPP_INLINE_VISIBILITY 570 _Tp operator()(const _Tp& __x) const 571 {return cosh(__x);} 572}; 573 574template <class _Tp> 575struct __exp_expr : unary_function<_Tp, _Tp> 576{ 577 _LIBCPP_INLINE_VISIBILITY 578 _Tp operator()(const _Tp& __x) const 579 {return exp(__x);} 580}; 581 582template <class _Tp> 583struct __log_expr : unary_function<_Tp, _Tp> 584{ 585 _LIBCPP_INLINE_VISIBILITY 586 _Tp operator()(const _Tp& __x) const 587 {return log(__x);} 588}; 589 590template <class _Tp> 591struct __log10_expr : unary_function<_Tp, _Tp> 592{ 593 _LIBCPP_INLINE_VISIBILITY 594 _Tp operator()(const _Tp& __x) const 595 {return log10(__x);} 596}; 597 598template <class _Tp> 599struct __pow_expr : binary_function<_Tp, _Tp, _Tp> 600{ 601 _LIBCPP_INLINE_VISIBILITY 602 _Tp operator()(const _Tp& __x, const _Tp& __y) const 603 {return pow(__x, __y);} 604}; 605 606template <class _Tp> 607struct __sin_expr : unary_function<_Tp, _Tp> 608{ 609 _LIBCPP_INLINE_VISIBILITY 610 _Tp operator()(const _Tp& __x) const 611 {return sin(__x);} 612}; 613 614template <class _Tp> 615struct __sinh_expr : unary_function<_Tp, _Tp> 616{ 617 _LIBCPP_INLINE_VISIBILITY 618 _Tp operator()(const _Tp& __x) const 619 {return sinh(__x);} 620}; 621 622template <class _Tp> 623struct __sqrt_expr : unary_function<_Tp, _Tp> 624{ 625 _LIBCPP_INLINE_VISIBILITY 626 _Tp operator()(const _Tp& __x) const 627 {return sqrt(__x);} 628}; 629 630template <class _Tp> 631struct __tan_expr : unary_function<_Tp, _Tp> 632{ 633 _LIBCPP_INLINE_VISIBILITY 634 _Tp operator()(const _Tp& __x) const 635 {return tan(__x);} 636}; 637 638template <class _Tp> 639struct __tanh_expr : unary_function<_Tp, _Tp> 640{ 641 _LIBCPP_INLINE_VISIBILITY 642 _Tp operator()(const _Tp& __x) const 643 {return tanh(__x);} 644}; 645 646template <class _ValExpr> 647class __slice_expr 648{ 649 typedef typename remove_reference<_ValExpr>::type _RmExpr; 650public: 651 typedef typename _RmExpr::value_type value_type; 652 typedef value_type result_type; 653 654private: 655 _ValExpr __expr_; 656 size_t __start_; 657 size_t __size_; 658 size_t __stride_; 659 660 _LIBCPP_INLINE_VISIBILITY 661 __slice_expr(const slice& __sl, const _RmExpr& __e) 662 : __expr_(__e), 663 __start_(__sl.start()), 664 __size_(__sl.size()), 665 __stride_(__sl.stride()) 666 {} 667public: 668 669 _LIBCPP_INLINE_VISIBILITY 670 result_type operator[](size_t __i) const 671 {return __expr_[__start_ + __i * __stride_];} 672 673 _LIBCPP_INLINE_VISIBILITY 674 size_t size() const {return __size_;} 675 676 template <class> friend class __val_expr; 677 template <class> friend class _LIBCPP_TEMPLATE_VIS valarray; 678}; 679 680template <class _ValExpr> 681class __mask_expr; 682 683template <class _ValExpr> 684class __indirect_expr; 685 686template <class _ValExpr> 687class __shift_expr 688{ 689 typedef typename remove_reference<_ValExpr>::type _RmExpr; 690public: 691 typedef typename _RmExpr::value_type value_type; 692 typedef value_type result_type; 693 694private: 695 _ValExpr __expr_; 696 size_t __size_; 697 ptrdiff_t __ul_; 698 ptrdiff_t __sn_; 699 ptrdiff_t __n_; 700 static const ptrdiff_t _Np = static_cast<ptrdiff_t>( 701 sizeof(ptrdiff_t) * __CHAR_BIT__ - 1); 702 703 _LIBCPP_INLINE_VISIBILITY 704 __shift_expr(int __n, const _RmExpr& __e) 705 : __expr_(__e), 706 __size_(__e.size()), 707 __n_(__n) 708 { 709 ptrdiff_t __neg_n = static_cast<ptrdiff_t>(__n_ >> _Np); 710 __sn_ = __neg_n | static_cast<ptrdiff_t>(static_cast<size_t>(-__n_) >> _Np); 711 __ul_ = ((__size_ - __n_) & ~__neg_n) | ((__n_ + 1) & __neg_n); 712 } 713public: 714 715 _LIBCPP_INLINE_VISIBILITY 716 result_type operator[](size_t __j) const 717 { 718 ptrdiff_t __i = static_cast<ptrdiff_t>(__j); 719 ptrdiff_t __m = (__sn_ * __i - __ul_) >> _Np; 720 return (__expr_[(__i + __n_) & __m] & __m) | (value_type() & ~__m); 721 } 722 723 _LIBCPP_INLINE_VISIBILITY 724 size_t size() const {return __size_;} 725 726 template <class> friend class __val_expr; 727}; 728 729template <class _ValExpr> 730class __cshift_expr 731{ 732 typedef typename remove_reference<_ValExpr>::type _RmExpr; 733public: 734 typedef typename _RmExpr::value_type value_type; 735 typedef value_type result_type; 736 737private: 738 _ValExpr __expr_; 739 size_t __size_; 740 size_t __m_; 741 size_t __o1_; 742 size_t __o2_; 743 744 _LIBCPP_INLINE_VISIBILITY 745 __cshift_expr(int __n, const _RmExpr& __e) 746 : __expr_(__e), 747 __size_(__e.size()) 748 { 749 __n %= static_cast<int>(__size_); 750 if (__n >= 0) 751 { 752 __m_ = __size_ - __n; 753 __o1_ = __n; 754 __o2_ = __n - __size_; 755 } 756 else 757 { 758 __m_ = -__n; 759 __o1_ = __n + __size_; 760 __o2_ = __n; 761 } 762 } 763public: 764 765 _LIBCPP_INLINE_VISIBILITY 766 result_type operator[](size_t __i) const 767 { 768 if (__i < __m_) 769 return __expr_[__i + __o1_]; 770 return __expr_[__i + __o2_]; 771 } 772 773 _LIBCPP_INLINE_VISIBILITY 774 size_t size() const {return __size_;} 775 776 template <class> friend class __val_expr; 777}; 778 779template<class _ValExpr> 780class __val_expr; 781 782template<class _ValExpr> 783struct __is_val_expr : false_type {}; 784 785template<class _ValExpr> 786struct __is_val_expr<__val_expr<_ValExpr> > : true_type {}; 787 788template<class _Tp> 789struct __is_val_expr<valarray<_Tp> > : true_type {}; 790 791template<class _Tp> 792class _LIBCPP_TEMPLATE_VIS valarray 793{ 794public: 795 typedef _Tp value_type; 796 typedef _Tp result_type; 797 798private: 799 value_type* __begin_; 800 value_type* __end_; 801 802public: 803 // construct/destroy: 804 _LIBCPP_INLINE_VISIBILITY 805 valarray() : __begin_(0), __end_(0) {} 806 inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 807 explicit valarray(size_t __n); 808 _LIBCPP_INLINE_VISIBILITY 809 valarray(const value_type& __x, size_t __n); 810 valarray(const value_type* __p, size_t __n); 811 valarray(const valarray& __v); 812#ifndef _LIBCPP_CXX03_LANG 813 _LIBCPP_INLINE_VISIBILITY 814 valarray(valarray&& __v) _NOEXCEPT; 815 valarray(initializer_list<value_type> __il); 816#endif // _LIBCPP_CXX03_LANG 817 valarray(const slice_array<value_type>& __sa); 818 valarray(const gslice_array<value_type>& __ga); 819 valarray(const mask_array<value_type>& __ma); 820 valarray(const indirect_array<value_type>& __ia); 821 inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 822 ~valarray(); 823 824 // assignment: 825 valarray& operator=(const valarray& __v); 826#ifndef _LIBCPP_CXX03_LANG 827 _LIBCPP_INLINE_VISIBILITY 828 valarray& operator=(valarray&& __v) _NOEXCEPT; 829 _LIBCPP_INLINE_VISIBILITY 830 valarray& operator=(initializer_list<value_type>); 831#endif // _LIBCPP_CXX03_LANG 832 _LIBCPP_INLINE_VISIBILITY 833 valarray& operator=(const value_type& __x); 834 _LIBCPP_INLINE_VISIBILITY 835 valarray& operator=(const slice_array<value_type>& __sa); 836 _LIBCPP_INLINE_VISIBILITY 837 valarray& operator=(const gslice_array<value_type>& __ga); 838 _LIBCPP_INLINE_VISIBILITY 839 valarray& operator=(const mask_array<value_type>& __ma); 840 _LIBCPP_INLINE_VISIBILITY 841 valarray& operator=(const indirect_array<value_type>& __ia); 842 template <class _ValExpr> 843 _LIBCPP_INLINE_VISIBILITY 844 valarray& operator=(const __val_expr<_ValExpr>& __v); 845 846 // element access: 847 _LIBCPP_INLINE_VISIBILITY 848 const value_type& operator[](size_t __i) const {return __begin_[__i];} 849 850 _LIBCPP_INLINE_VISIBILITY 851 value_type& operator[](size_t __i) {return __begin_[__i];} 852 853 // subset operations: 854 _LIBCPP_INLINE_VISIBILITY 855 __val_expr<__slice_expr<const valarray&> > operator[](slice __s) const; 856 _LIBCPP_INLINE_VISIBILITY 857 slice_array<value_type> operator[](slice __s); 858 _LIBCPP_INLINE_VISIBILITY 859 __val_expr<__indirect_expr<const valarray&> > operator[](const gslice& __gs) const; 860 _LIBCPP_INLINE_VISIBILITY 861 gslice_array<value_type> operator[](const gslice& __gs); 862#ifndef _LIBCPP_CXX03_LANG 863 _LIBCPP_INLINE_VISIBILITY 864 __val_expr<__indirect_expr<const valarray&> > operator[](gslice&& __gs) const; 865 _LIBCPP_INLINE_VISIBILITY 866 gslice_array<value_type> operator[](gslice&& __gs); 867#endif // _LIBCPP_CXX03_LANG 868 _LIBCPP_INLINE_VISIBILITY 869 __val_expr<__mask_expr<const valarray&> > operator[](const valarray<bool>& __vb) const; 870 _LIBCPP_INLINE_VISIBILITY 871 mask_array<value_type> operator[](const valarray<bool>& __vb); 872#ifndef _LIBCPP_CXX03_LANG 873 _LIBCPP_INLINE_VISIBILITY 874 __val_expr<__mask_expr<const valarray&> > operator[](valarray<bool>&& __vb) const; 875 _LIBCPP_INLINE_VISIBILITY 876 mask_array<value_type> operator[](valarray<bool>&& __vb); 877#endif // _LIBCPP_CXX03_LANG 878 _LIBCPP_INLINE_VISIBILITY 879 __val_expr<__indirect_expr<const valarray&> > operator[](const valarray<size_t>& __vs) const; 880 _LIBCPP_INLINE_VISIBILITY 881 indirect_array<value_type> operator[](const valarray<size_t>& __vs); 882#ifndef _LIBCPP_CXX03_LANG 883 _LIBCPP_INLINE_VISIBILITY 884 __val_expr<__indirect_expr<const valarray&> > operator[](valarray<size_t>&& __vs) const; 885 _LIBCPP_INLINE_VISIBILITY 886 indirect_array<value_type> operator[](valarray<size_t>&& __vs); 887#endif // _LIBCPP_CXX03_LANG 888 889 // unary operators: 890 valarray operator+() const; 891 valarray operator-() const; 892 valarray operator~() const; 893 valarray<bool> operator!() const; 894 895 // computed assignment: 896 _LIBCPP_INLINE_VISIBILITY 897 valarray& operator*= (const value_type& __x); 898 _LIBCPP_INLINE_VISIBILITY 899 valarray& operator/= (const value_type& __x); 900 _LIBCPP_INLINE_VISIBILITY 901 valarray& operator%= (const value_type& __x); 902 _LIBCPP_INLINE_VISIBILITY 903 valarray& operator+= (const value_type& __x); 904 _LIBCPP_INLINE_VISIBILITY 905 valarray& operator-= (const value_type& __x); 906 _LIBCPP_INLINE_VISIBILITY 907 valarray& operator^= (const value_type& __x); 908 _LIBCPP_INLINE_VISIBILITY 909 valarray& operator&= (const value_type& __x); 910 _LIBCPP_INLINE_VISIBILITY 911 valarray& operator|= (const value_type& __x); 912 _LIBCPP_INLINE_VISIBILITY 913 valarray& operator<<=(const value_type& __x); 914 _LIBCPP_INLINE_VISIBILITY 915 valarray& operator>>=(const value_type& __x); 916 917 template <class _Expr> 918 typename enable_if 919 < 920 __is_val_expr<_Expr>::value, 921 valarray& 922 >::type 923 _LIBCPP_INLINE_VISIBILITY 924 operator*= (const _Expr& __v); 925 926 template <class _Expr> 927 typename enable_if 928 < 929 __is_val_expr<_Expr>::value, 930 valarray& 931 >::type 932 _LIBCPP_INLINE_VISIBILITY 933 operator/= (const _Expr& __v); 934 935 template <class _Expr> 936 typename enable_if 937 < 938 __is_val_expr<_Expr>::value, 939 valarray& 940 >::type 941 _LIBCPP_INLINE_VISIBILITY 942 operator%= (const _Expr& __v); 943 944 template <class _Expr> 945 typename enable_if 946 < 947 __is_val_expr<_Expr>::value, 948 valarray& 949 >::type 950 _LIBCPP_INLINE_VISIBILITY 951 operator+= (const _Expr& __v); 952 953 template <class _Expr> 954 typename enable_if 955 < 956 __is_val_expr<_Expr>::value, 957 valarray& 958 >::type 959 _LIBCPP_INLINE_VISIBILITY 960 operator-= (const _Expr& __v); 961 962 template <class _Expr> 963 typename enable_if 964 < 965 __is_val_expr<_Expr>::value, 966 valarray& 967 >::type 968 _LIBCPP_INLINE_VISIBILITY 969 operator^= (const _Expr& __v); 970 971 template <class _Expr> 972 typename enable_if 973 < 974 __is_val_expr<_Expr>::value, 975 valarray& 976 >::type 977 _LIBCPP_INLINE_VISIBILITY 978 operator|= (const _Expr& __v); 979 980 template <class _Expr> 981 typename enable_if 982 < 983 __is_val_expr<_Expr>::value, 984 valarray& 985 >::type 986 _LIBCPP_INLINE_VISIBILITY 987 operator&= (const _Expr& __v); 988 989 template <class _Expr> 990 typename enable_if 991 < 992 __is_val_expr<_Expr>::value, 993 valarray& 994 >::type 995 _LIBCPP_INLINE_VISIBILITY 996 operator<<= (const _Expr& __v); 997 998 template <class _Expr> 999 typename enable_if 1000 < 1001 __is_val_expr<_Expr>::value, 1002 valarray& 1003 >::type 1004 _LIBCPP_INLINE_VISIBILITY 1005 operator>>= (const _Expr& __v); 1006 1007 // member functions: 1008 _LIBCPP_INLINE_VISIBILITY 1009 void swap(valarray& __v) _NOEXCEPT; 1010 1011 _LIBCPP_INLINE_VISIBILITY 1012 size_t size() const {return static_cast<size_t>(__end_ - __begin_);} 1013 1014 _LIBCPP_INLINE_VISIBILITY 1015 value_type sum() const; 1016 _LIBCPP_INLINE_VISIBILITY 1017 value_type min() const; 1018 _LIBCPP_INLINE_VISIBILITY 1019 value_type max() const; 1020 1021 valarray shift (int __i) const; 1022 valarray cshift(int __i) const; 1023 valarray apply(value_type __f(value_type)) const; 1024 valarray apply(value_type __f(const value_type&)) const; 1025 void resize(size_t __n, value_type __x = value_type()); 1026 1027private: 1028 template <class> friend class _LIBCPP_TEMPLATE_VIS valarray; 1029 template <class> friend class _LIBCPP_TEMPLATE_VIS slice_array; 1030 template <class> friend class _LIBCPP_TEMPLATE_VIS gslice_array; 1031 template <class> friend class _LIBCPP_TEMPLATE_VIS mask_array; 1032 template <class> friend class __mask_expr; 1033 template <class> friend class _LIBCPP_TEMPLATE_VIS indirect_array; 1034 template <class> friend class __indirect_expr; 1035 template <class> friend class __val_expr; 1036 1037 template <class _Up> 1038 friend 1039 _Up* 1040 begin(valarray<_Up>& __v); 1041 1042 template <class _Up> 1043 friend 1044 const _Up* 1045 begin(const valarray<_Up>& __v); 1046 1047 template <class _Up> 1048 friend 1049 _Up* 1050 end(valarray<_Up>& __v); 1051 1052 template <class _Up> 1053 friend 1054 const _Up* 1055 end(const valarray<_Up>& __v); 1056 1057 _LIBCPP_INLINE_VISIBILITY 1058 void __clear(size_t __capacity); 1059 valarray& __assign_range(const value_type* __f, const value_type* __l); 1060}; 1061 1062_LIBCPP_EXTERN_TEMPLATE(_LIBCPP_FUNC_VIS void valarray<size_t>::resize(size_t, size_t)) 1063 1064template <class _Op, class _Tp> 1065struct _UnaryOp<_Op, valarray<_Tp> > 1066{ 1067 typedef typename _Op::result_type result_type; 1068 typedef _Tp value_type; 1069 1070 _Op __op_; 1071 const valarray<_Tp>& __a0_; 1072 1073 _LIBCPP_INLINE_VISIBILITY 1074 _UnaryOp(const _Op& __op, const valarray<_Tp>& __a0) : __op_(__op), __a0_(__a0) {} 1075 1076 _LIBCPP_INLINE_VISIBILITY 1077 result_type operator[](size_t __i) const {return __op_(__a0_[__i]);} 1078 1079 _LIBCPP_INLINE_VISIBILITY 1080 size_t size() const {return __a0_.size();} 1081}; 1082 1083template <class _Op, class _Tp, class _A1> 1084struct _BinaryOp<_Op, valarray<_Tp>, _A1> 1085{ 1086 typedef typename _Op::result_type result_type; 1087 typedef _Tp value_type; 1088 1089 _Op __op_; 1090 const valarray<_Tp>& __a0_; 1091 _A1 __a1_; 1092 1093 _LIBCPP_INLINE_VISIBILITY 1094 _BinaryOp(const _Op& __op, const valarray<_Tp>& __a0, const _A1& __a1) 1095 : __op_(__op), __a0_(__a0), __a1_(__a1) {} 1096 1097 _LIBCPP_INLINE_VISIBILITY 1098 value_type operator[](size_t __i) const {return __op_(__a0_[__i], __a1_[__i]);} 1099 1100 _LIBCPP_INLINE_VISIBILITY 1101 size_t size() const {return __a0_.size();} 1102}; 1103 1104template <class _Op, class _A0, class _Tp> 1105struct _BinaryOp<_Op, _A0, valarray<_Tp> > 1106{ 1107 typedef typename _Op::result_type result_type; 1108 typedef _Tp value_type; 1109 1110 _Op __op_; 1111 _A0 __a0_; 1112 const valarray<_Tp>& __a1_; 1113 1114 _LIBCPP_INLINE_VISIBILITY 1115 _BinaryOp(const _Op& __op, const _A0& __a0, const valarray<_Tp>& __a1) 1116 : __op_(__op), __a0_(__a0), __a1_(__a1) {} 1117 1118 _LIBCPP_INLINE_VISIBILITY 1119 value_type operator[](size_t __i) const {return __op_(__a0_[__i], __a1_[__i]);} 1120 1121 _LIBCPP_INLINE_VISIBILITY 1122 size_t size() const {return __a0_.size();} 1123}; 1124 1125template <class _Op, class _Tp> 1126struct _BinaryOp<_Op, valarray<_Tp>, valarray<_Tp> > 1127{ 1128 typedef typename _Op::result_type result_type; 1129 typedef _Tp value_type; 1130 1131 _Op __op_; 1132 const valarray<_Tp>& __a0_; 1133 const valarray<_Tp>& __a1_; 1134 1135 _LIBCPP_INLINE_VISIBILITY 1136 _BinaryOp(const _Op& __op, const valarray<_Tp>& __a0, const valarray<_Tp>& __a1) 1137 : __op_(__op), __a0_(__a0), __a1_(__a1) {} 1138 1139 _LIBCPP_INLINE_VISIBILITY 1140 value_type operator[](size_t __i) const {return __op_(__a0_[__i], __a1_[__i]);} 1141 1142 _LIBCPP_INLINE_VISIBILITY 1143 size_t size() const {return __a0_.size();} 1144}; 1145 1146// slice_array 1147 1148template <class _Tp> 1149class _LIBCPP_TEMPLATE_VIS slice_array 1150{ 1151public: 1152 typedef _Tp value_type; 1153 1154private: 1155 value_type* __vp_; 1156 size_t __size_; 1157 size_t __stride_; 1158 1159public: 1160 template <class _Expr> 1161 typename enable_if 1162 < 1163 __is_val_expr<_Expr>::value, 1164 void 1165 >::type 1166 _LIBCPP_INLINE_VISIBILITY 1167 operator=(const _Expr& __v) const; 1168 1169 template <class _Expr> 1170 typename enable_if 1171 < 1172 __is_val_expr<_Expr>::value, 1173 void 1174 >::type 1175 _LIBCPP_INLINE_VISIBILITY 1176 operator*=(const _Expr& __v) const; 1177 1178 template <class _Expr> 1179 typename enable_if 1180 < 1181 __is_val_expr<_Expr>::value, 1182 void 1183 >::type 1184 _LIBCPP_INLINE_VISIBILITY 1185 operator/=(const _Expr& __v) const; 1186 1187 template <class _Expr> 1188 typename enable_if 1189 < 1190 __is_val_expr<_Expr>::value, 1191 void 1192 >::type 1193 _LIBCPP_INLINE_VISIBILITY 1194 operator%=(const _Expr& __v) const; 1195 1196 template <class _Expr> 1197 typename enable_if 1198 < 1199 __is_val_expr<_Expr>::value, 1200 void 1201 >::type 1202 _LIBCPP_INLINE_VISIBILITY 1203 operator+=(const _Expr& __v) const; 1204 1205 template <class _Expr> 1206 typename enable_if 1207 < 1208 __is_val_expr<_Expr>::value, 1209 void 1210 >::type 1211 _LIBCPP_INLINE_VISIBILITY 1212 operator-=(const _Expr& __v) const; 1213 1214 template <class _Expr> 1215 typename enable_if 1216 < 1217 __is_val_expr<_Expr>::value, 1218 void 1219 >::type 1220 _LIBCPP_INLINE_VISIBILITY 1221 operator^=(const _Expr& __v) const; 1222 1223 template <class _Expr> 1224 typename enable_if 1225 < 1226 __is_val_expr<_Expr>::value, 1227 void 1228 >::type 1229 _LIBCPP_INLINE_VISIBILITY 1230 operator&=(const _Expr& __v) const; 1231 1232 template <class _Expr> 1233 typename enable_if 1234 < 1235 __is_val_expr<_Expr>::value, 1236 void 1237 >::type 1238 _LIBCPP_INLINE_VISIBILITY 1239 operator|=(const _Expr& __v) const; 1240 1241 template <class _Expr> 1242 typename enable_if 1243 < 1244 __is_val_expr<_Expr>::value, 1245 void 1246 >::type 1247 _LIBCPP_INLINE_VISIBILITY 1248 operator<<=(const _Expr& __v) const; 1249 1250 template <class _Expr> 1251 typename enable_if 1252 < 1253 __is_val_expr<_Expr>::value, 1254 void 1255 >::type 1256 _LIBCPP_INLINE_VISIBILITY 1257 operator>>=(const _Expr& __v) const; 1258 1259 slice_array(slice_array const&) = default; 1260 1261 _LIBCPP_INLINE_VISIBILITY 1262 const slice_array& operator=(const slice_array& __sa) const; 1263 1264 _LIBCPP_INLINE_VISIBILITY 1265 void operator=(const value_type& __x) const; 1266 1267private: 1268 _LIBCPP_INLINE_VISIBILITY 1269 slice_array(const slice& __sl, const valarray<value_type>& __v) 1270 : __vp_(const_cast<value_type*>(__v.__begin_ + __sl.start())), 1271 __size_(__sl.size()), 1272 __stride_(__sl.stride()) 1273 {} 1274 1275 template <class> friend class valarray; 1276 template <class> friend class sliceExpr; 1277}; 1278 1279template <class _Tp> 1280inline 1281const slice_array<_Tp>& 1282slice_array<_Tp>::operator=(const slice_array& __sa) const 1283{ 1284 value_type* __t = __vp_; 1285 const value_type* __s = __sa.__vp_; 1286 for (size_t __n = __size_; __n; --__n, __t += __stride_, __s += __sa.__stride_) 1287 *__t = *__s; 1288 return *this; 1289} 1290 1291template <class _Tp> 1292template <class _Expr> 1293inline 1294typename enable_if 1295< 1296 __is_val_expr<_Expr>::value, 1297 void 1298>::type 1299slice_array<_Tp>::operator=(const _Expr& __v) const 1300{ 1301 value_type* __t = __vp_; 1302 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1303 *__t = __v[__i]; 1304} 1305 1306template <class _Tp> 1307template <class _Expr> 1308inline 1309typename enable_if 1310< 1311 __is_val_expr<_Expr>::value, 1312 void 1313>::type 1314slice_array<_Tp>::operator*=(const _Expr& __v) const 1315{ 1316 value_type* __t = __vp_; 1317 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1318 *__t *= __v[__i]; 1319} 1320 1321template <class _Tp> 1322template <class _Expr> 1323inline 1324typename enable_if 1325< 1326 __is_val_expr<_Expr>::value, 1327 void 1328>::type 1329slice_array<_Tp>::operator/=(const _Expr& __v) const 1330{ 1331 value_type* __t = __vp_; 1332 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1333 *__t /= __v[__i]; 1334} 1335 1336template <class _Tp> 1337template <class _Expr> 1338inline 1339typename enable_if 1340< 1341 __is_val_expr<_Expr>::value, 1342 void 1343>::type 1344slice_array<_Tp>::operator%=(const _Expr& __v) const 1345{ 1346 value_type* __t = __vp_; 1347 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1348 *__t %= __v[__i]; 1349} 1350 1351template <class _Tp> 1352template <class _Expr> 1353inline 1354typename enable_if 1355< 1356 __is_val_expr<_Expr>::value, 1357 void 1358>::type 1359slice_array<_Tp>::operator+=(const _Expr& __v) const 1360{ 1361 value_type* __t = __vp_; 1362 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1363 *__t += __v[__i]; 1364} 1365 1366template <class _Tp> 1367template <class _Expr> 1368inline 1369typename enable_if 1370< 1371 __is_val_expr<_Expr>::value, 1372 void 1373>::type 1374slice_array<_Tp>::operator-=(const _Expr& __v) const 1375{ 1376 value_type* __t = __vp_; 1377 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1378 *__t -= __v[__i]; 1379} 1380 1381template <class _Tp> 1382template <class _Expr> 1383inline 1384typename enable_if 1385< 1386 __is_val_expr<_Expr>::value, 1387 void 1388>::type 1389slice_array<_Tp>::operator^=(const _Expr& __v) const 1390{ 1391 value_type* __t = __vp_; 1392 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1393 *__t ^= __v[__i]; 1394} 1395 1396template <class _Tp> 1397template <class _Expr> 1398inline 1399typename enable_if 1400< 1401 __is_val_expr<_Expr>::value, 1402 void 1403>::type 1404slice_array<_Tp>::operator&=(const _Expr& __v) const 1405{ 1406 value_type* __t = __vp_; 1407 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1408 *__t &= __v[__i]; 1409} 1410 1411template <class _Tp> 1412template <class _Expr> 1413inline 1414typename enable_if 1415< 1416 __is_val_expr<_Expr>::value, 1417 void 1418>::type 1419slice_array<_Tp>::operator|=(const _Expr& __v) const 1420{ 1421 value_type* __t = __vp_; 1422 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1423 *__t |= __v[__i]; 1424} 1425 1426template <class _Tp> 1427template <class _Expr> 1428inline 1429typename enable_if 1430< 1431 __is_val_expr<_Expr>::value, 1432 void 1433>::type 1434slice_array<_Tp>::operator<<=(const _Expr& __v) const 1435{ 1436 value_type* __t = __vp_; 1437 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1438 *__t <<= __v[__i]; 1439} 1440 1441template <class _Tp> 1442template <class _Expr> 1443inline 1444typename enable_if 1445< 1446 __is_val_expr<_Expr>::value, 1447 void 1448>::type 1449slice_array<_Tp>::operator>>=(const _Expr& __v) const 1450{ 1451 value_type* __t = __vp_; 1452 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1453 *__t >>= __v[__i]; 1454} 1455 1456template <class _Tp> 1457inline 1458void 1459slice_array<_Tp>::operator=(const value_type& __x) const 1460{ 1461 value_type* __t = __vp_; 1462 for (size_t __n = __size_; __n; --__n, __t += __stride_) 1463 *__t = __x; 1464} 1465 1466// gslice 1467 1468class _LIBCPP_TYPE_VIS gslice 1469{ 1470 valarray<size_t> __size_; 1471 valarray<size_t> __stride_; 1472 valarray<size_t> __1d_; 1473 1474public: 1475 _LIBCPP_INLINE_VISIBILITY 1476 gslice() {} 1477 1478 _LIBCPP_INLINE_VISIBILITY 1479 gslice(size_t __start, const valarray<size_t>& __size, 1480 const valarray<size_t>& __stride) 1481 : __size_(__size), 1482 __stride_(__stride) 1483 {__init(__start);} 1484 1485#ifndef _LIBCPP_CXX03_LANG 1486 1487 _LIBCPP_INLINE_VISIBILITY 1488 gslice(size_t __start, const valarray<size_t>& __size, 1489 valarray<size_t>&& __stride) 1490 : __size_(__size), 1491 __stride_(move(__stride)) 1492 {__init(__start);} 1493 1494 _LIBCPP_INLINE_VISIBILITY 1495 gslice(size_t __start, valarray<size_t>&& __size, 1496 const valarray<size_t>& __stride) 1497 : __size_(move(__size)), 1498 __stride_(__stride) 1499 {__init(__start);} 1500 1501 _LIBCPP_INLINE_VISIBILITY 1502 gslice(size_t __start, valarray<size_t>&& __size, 1503 valarray<size_t>&& __stride) 1504 : __size_(move(__size)), 1505 __stride_(move(__stride)) 1506 {__init(__start);} 1507 1508#endif // _LIBCPP_CXX03_LANG 1509 1510 _LIBCPP_INLINE_VISIBILITY 1511 size_t start() const {return __1d_.size() ? __1d_[0] : 0;} 1512 1513 _LIBCPP_INLINE_VISIBILITY 1514 valarray<size_t> size() const {return __size_;} 1515 1516 _LIBCPP_INLINE_VISIBILITY 1517 valarray<size_t> stride() const {return __stride_;} 1518 1519private: 1520 void __init(size_t __start); 1521 1522 template <class> friend class gslice_array; 1523 template <class> friend class valarray; 1524 template <class> friend class __val_expr; 1525}; 1526 1527// gslice_array 1528 1529template <class _Tp> 1530class _LIBCPP_TEMPLATE_VIS gslice_array 1531{ 1532public: 1533 typedef _Tp value_type; 1534 1535private: 1536 value_type* __vp_; 1537 valarray<size_t> __1d_; 1538 1539public: 1540 template <class _Expr> 1541 typename enable_if 1542 < 1543 __is_val_expr<_Expr>::value, 1544 void 1545 >::type 1546 _LIBCPP_INLINE_VISIBILITY 1547 operator=(const _Expr& __v) const; 1548 1549 template <class _Expr> 1550 typename enable_if 1551 < 1552 __is_val_expr<_Expr>::value, 1553 void 1554 >::type 1555 _LIBCPP_INLINE_VISIBILITY 1556 operator*=(const _Expr& __v) const; 1557 1558 template <class _Expr> 1559 typename enable_if 1560 < 1561 __is_val_expr<_Expr>::value, 1562 void 1563 >::type 1564 _LIBCPP_INLINE_VISIBILITY 1565 operator/=(const _Expr& __v) const; 1566 1567 template <class _Expr> 1568 typename enable_if 1569 < 1570 __is_val_expr<_Expr>::value, 1571 void 1572 >::type 1573 _LIBCPP_INLINE_VISIBILITY 1574 operator%=(const _Expr& __v) const; 1575 1576 template <class _Expr> 1577 typename enable_if 1578 < 1579 __is_val_expr<_Expr>::value, 1580 void 1581 >::type 1582 _LIBCPP_INLINE_VISIBILITY 1583 operator+=(const _Expr& __v) const; 1584 1585 template <class _Expr> 1586 typename enable_if 1587 < 1588 __is_val_expr<_Expr>::value, 1589 void 1590 >::type 1591 _LIBCPP_INLINE_VISIBILITY 1592 operator-=(const _Expr& __v) const; 1593 1594 template <class _Expr> 1595 typename enable_if 1596 < 1597 __is_val_expr<_Expr>::value, 1598 void 1599 >::type 1600 _LIBCPP_INLINE_VISIBILITY 1601 operator^=(const _Expr& __v) const; 1602 1603 template <class _Expr> 1604 typename enable_if 1605 < 1606 __is_val_expr<_Expr>::value, 1607 void 1608 >::type 1609 _LIBCPP_INLINE_VISIBILITY 1610 operator&=(const _Expr& __v) const; 1611 1612 template <class _Expr> 1613 typename enable_if 1614 < 1615 __is_val_expr<_Expr>::value, 1616 void 1617 >::type 1618 _LIBCPP_INLINE_VISIBILITY 1619 operator|=(const _Expr& __v) const; 1620 1621 template <class _Expr> 1622 typename enable_if 1623 < 1624 __is_val_expr<_Expr>::value, 1625 void 1626 >::type 1627 _LIBCPP_INLINE_VISIBILITY 1628 operator<<=(const _Expr& __v) const; 1629 1630 template <class _Expr> 1631 typename enable_if 1632 < 1633 __is_val_expr<_Expr>::value, 1634 void 1635 >::type 1636 _LIBCPP_INLINE_VISIBILITY 1637 operator>>=(const _Expr& __v) const; 1638 1639 _LIBCPP_INLINE_VISIBILITY 1640 const gslice_array& operator=(const gslice_array& __ga) const; 1641 1642 _LIBCPP_INLINE_VISIBILITY 1643 void operator=(const value_type& __x) const; 1644 1645 gslice_array(const gslice_array&) = default; 1646 1647private: 1648 gslice_array(const gslice& __gs, const valarray<value_type>& __v) 1649 : __vp_(const_cast<value_type*>(__v.__begin_)), 1650 __1d_(__gs.__1d_) 1651 {} 1652 1653#ifndef _LIBCPP_CXX03_LANG 1654 gslice_array(gslice&& __gs, const valarray<value_type>& __v) 1655 : __vp_(const_cast<value_type*>(__v.__begin_)), 1656 __1d_(move(__gs.__1d_)) 1657 {} 1658#endif // _LIBCPP_CXX03_LANG 1659 1660 template <class> friend class valarray; 1661}; 1662 1663template <class _Tp> 1664template <class _Expr> 1665inline 1666typename enable_if 1667< 1668 __is_val_expr<_Expr>::value, 1669 void 1670>::type 1671gslice_array<_Tp>::operator=(const _Expr& __v) const 1672{ 1673 typedef const size_t* _Ip; 1674 size_t __j = 0; 1675 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1676 __vp_[*__i] = __v[__j]; 1677} 1678 1679template <class _Tp> 1680template <class _Expr> 1681inline 1682typename enable_if 1683< 1684 __is_val_expr<_Expr>::value, 1685 void 1686>::type 1687gslice_array<_Tp>::operator*=(const _Expr& __v) const 1688{ 1689 typedef const size_t* _Ip; 1690 size_t __j = 0; 1691 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1692 __vp_[*__i] *= __v[__j]; 1693} 1694 1695template <class _Tp> 1696template <class _Expr> 1697inline 1698typename enable_if 1699< 1700 __is_val_expr<_Expr>::value, 1701 void 1702>::type 1703gslice_array<_Tp>::operator/=(const _Expr& __v) const 1704{ 1705 typedef const size_t* _Ip; 1706 size_t __j = 0; 1707 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1708 __vp_[*__i] /= __v[__j]; 1709} 1710 1711template <class _Tp> 1712template <class _Expr> 1713inline 1714typename enable_if 1715< 1716 __is_val_expr<_Expr>::value, 1717 void 1718>::type 1719gslice_array<_Tp>::operator%=(const _Expr& __v) const 1720{ 1721 typedef const size_t* _Ip; 1722 size_t __j = 0; 1723 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1724 __vp_[*__i] %= __v[__j]; 1725} 1726 1727template <class _Tp> 1728template <class _Expr> 1729inline 1730typename enable_if 1731< 1732 __is_val_expr<_Expr>::value, 1733 void 1734>::type 1735gslice_array<_Tp>::operator+=(const _Expr& __v) const 1736{ 1737 typedef const size_t* _Ip; 1738 size_t __j = 0; 1739 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1740 __vp_[*__i] += __v[__j]; 1741} 1742 1743template <class _Tp> 1744template <class _Expr> 1745inline 1746typename enable_if 1747< 1748 __is_val_expr<_Expr>::value, 1749 void 1750>::type 1751gslice_array<_Tp>::operator-=(const _Expr& __v) const 1752{ 1753 typedef const size_t* _Ip; 1754 size_t __j = 0; 1755 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1756 __vp_[*__i] -= __v[__j]; 1757} 1758 1759template <class _Tp> 1760template <class _Expr> 1761inline 1762typename enable_if 1763< 1764 __is_val_expr<_Expr>::value, 1765 void 1766>::type 1767gslice_array<_Tp>::operator^=(const _Expr& __v) const 1768{ 1769 typedef const size_t* _Ip; 1770 size_t __j = 0; 1771 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1772 __vp_[*__i] ^= __v[__j]; 1773} 1774 1775template <class _Tp> 1776template <class _Expr> 1777inline 1778typename enable_if 1779< 1780 __is_val_expr<_Expr>::value, 1781 void 1782>::type 1783gslice_array<_Tp>::operator&=(const _Expr& __v) const 1784{ 1785 typedef const size_t* _Ip; 1786 size_t __j = 0; 1787 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1788 __vp_[*__i] &= __v[__j]; 1789} 1790 1791template <class _Tp> 1792template <class _Expr> 1793inline 1794typename enable_if 1795< 1796 __is_val_expr<_Expr>::value, 1797 void 1798>::type 1799gslice_array<_Tp>::operator|=(const _Expr& __v) const 1800{ 1801 typedef const size_t* _Ip; 1802 size_t __j = 0; 1803 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1804 __vp_[*__i] |= __v[__j]; 1805} 1806 1807template <class _Tp> 1808template <class _Expr> 1809inline 1810typename enable_if 1811< 1812 __is_val_expr<_Expr>::value, 1813 void 1814>::type 1815gslice_array<_Tp>::operator<<=(const _Expr& __v) const 1816{ 1817 typedef const size_t* _Ip; 1818 size_t __j = 0; 1819 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1820 __vp_[*__i] <<= __v[__j]; 1821} 1822 1823template <class _Tp> 1824template <class _Expr> 1825inline 1826typename enable_if 1827< 1828 __is_val_expr<_Expr>::value, 1829 void 1830>::type 1831gslice_array<_Tp>::operator>>=(const _Expr& __v) const 1832{ 1833 typedef const size_t* _Ip; 1834 size_t __j = 0; 1835 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1836 __vp_[*__i] >>= __v[__j]; 1837} 1838 1839template <class _Tp> 1840inline 1841const gslice_array<_Tp>& 1842gslice_array<_Tp>::operator=(const gslice_array& __ga) const 1843{ 1844 typedef const size_t* _Ip; 1845 const value_type* __s = __ga.__vp_; 1846 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_, __j = __ga.__1d_.__begin_; 1847 __i != __e; ++__i, ++__j) 1848 __vp_[*__i] = __s[*__j]; 1849 return *this; 1850} 1851 1852template <class _Tp> 1853inline 1854void 1855gslice_array<_Tp>::operator=(const value_type& __x) const 1856{ 1857 typedef const size_t* _Ip; 1858 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i) 1859 __vp_[*__i] = __x; 1860} 1861 1862// mask_array 1863 1864template <class _Tp> 1865class _LIBCPP_TEMPLATE_VIS mask_array 1866{ 1867public: 1868 typedef _Tp value_type; 1869 1870private: 1871 value_type* __vp_; 1872 valarray<size_t> __1d_; 1873 1874public: 1875 template <class _Expr> 1876 typename enable_if 1877 < 1878 __is_val_expr<_Expr>::value, 1879 void 1880 >::type 1881 _LIBCPP_INLINE_VISIBILITY 1882 operator=(const _Expr& __v) const; 1883 1884 template <class _Expr> 1885 typename enable_if 1886 < 1887 __is_val_expr<_Expr>::value, 1888 void 1889 >::type 1890 _LIBCPP_INLINE_VISIBILITY 1891 operator*=(const _Expr& __v) const; 1892 1893 template <class _Expr> 1894 typename enable_if 1895 < 1896 __is_val_expr<_Expr>::value, 1897 void 1898 >::type 1899 _LIBCPP_INLINE_VISIBILITY 1900 operator/=(const _Expr& __v) const; 1901 1902 template <class _Expr> 1903 typename enable_if 1904 < 1905 __is_val_expr<_Expr>::value, 1906 void 1907 >::type 1908 _LIBCPP_INLINE_VISIBILITY 1909 operator%=(const _Expr& __v) const; 1910 1911 template <class _Expr> 1912 typename enable_if 1913 < 1914 __is_val_expr<_Expr>::value, 1915 void 1916 >::type 1917 _LIBCPP_INLINE_VISIBILITY 1918 operator+=(const _Expr& __v) const; 1919 1920 template <class _Expr> 1921 typename enable_if 1922 < 1923 __is_val_expr<_Expr>::value, 1924 void 1925 >::type 1926 _LIBCPP_INLINE_VISIBILITY 1927 operator-=(const _Expr& __v) const; 1928 1929 template <class _Expr> 1930 typename enable_if 1931 < 1932 __is_val_expr<_Expr>::value, 1933 void 1934 >::type 1935 _LIBCPP_INLINE_VISIBILITY 1936 operator^=(const _Expr& __v) const; 1937 1938 template <class _Expr> 1939 typename enable_if 1940 < 1941 __is_val_expr<_Expr>::value, 1942 void 1943 >::type 1944 _LIBCPP_INLINE_VISIBILITY 1945 operator&=(const _Expr& __v) const; 1946 1947 template <class _Expr> 1948 typename enable_if 1949 < 1950 __is_val_expr<_Expr>::value, 1951 void 1952 >::type 1953 _LIBCPP_INLINE_VISIBILITY 1954 operator|=(const _Expr& __v) const; 1955 1956 template <class _Expr> 1957 typename enable_if 1958 < 1959 __is_val_expr<_Expr>::value, 1960 void 1961 >::type 1962 _LIBCPP_INLINE_VISIBILITY 1963 operator<<=(const _Expr& __v) const; 1964 1965 template <class _Expr> 1966 typename enable_if 1967 < 1968 __is_val_expr<_Expr>::value, 1969 void 1970 >::type 1971 _LIBCPP_INLINE_VISIBILITY 1972 operator>>=(const _Expr& __v) const; 1973 1974 mask_array(const mask_array&) = default; 1975 1976 _LIBCPP_INLINE_VISIBILITY 1977 const mask_array& operator=(const mask_array& __ma) const; 1978 1979 _LIBCPP_INLINE_VISIBILITY 1980 void operator=(const value_type& __x) const; 1981 1982private: 1983 _LIBCPP_INLINE_VISIBILITY 1984 mask_array(const valarray<bool>& __vb, const valarray<value_type>& __v) 1985 : __vp_(const_cast<value_type*>(__v.__begin_)), 1986 __1d_(static_cast<size_t>(count(__vb.__begin_, __vb.__end_, true))) 1987 { 1988 size_t __j = 0; 1989 for (size_t __i = 0; __i < __vb.size(); ++__i) 1990 if (__vb[__i]) 1991 __1d_[__j++] = __i; 1992 } 1993 1994 template <class> friend class valarray; 1995}; 1996 1997template <class _Tp> 1998template <class _Expr> 1999inline 2000typename enable_if 2001< 2002 __is_val_expr<_Expr>::value, 2003 void 2004>::type 2005mask_array<_Tp>::operator=(const _Expr& __v) const 2006{ 2007 size_t __n = __1d_.size(); 2008 for (size_t __i = 0; __i < __n; ++__i) 2009 __vp_[__1d_[__i]] = __v[__i]; 2010} 2011 2012template <class _Tp> 2013template <class _Expr> 2014inline 2015typename enable_if 2016< 2017 __is_val_expr<_Expr>::value, 2018 void 2019>::type 2020mask_array<_Tp>::operator*=(const _Expr& __v) const 2021{ 2022 size_t __n = __1d_.size(); 2023 for (size_t __i = 0; __i < __n; ++__i) 2024 __vp_[__1d_[__i]] *= __v[__i]; 2025} 2026 2027template <class _Tp> 2028template <class _Expr> 2029inline 2030typename enable_if 2031< 2032 __is_val_expr<_Expr>::value, 2033 void 2034>::type 2035mask_array<_Tp>::operator/=(const _Expr& __v) const 2036{ 2037 size_t __n = __1d_.size(); 2038 for (size_t __i = 0; __i < __n; ++__i) 2039 __vp_[__1d_[__i]] /= __v[__i]; 2040} 2041 2042template <class _Tp> 2043template <class _Expr> 2044inline 2045typename enable_if 2046< 2047 __is_val_expr<_Expr>::value, 2048 void 2049>::type 2050mask_array<_Tp>::operator%=(const _Expr& __v) const 2051{ 2052 size_t __n = __1d_.size(); 2053 for (size_t __i = 0; __i < __n; ++__i) 2054 __vp_[__1d_[__i]] %= __v[__i]; 2055} 2056 2057template <class _Tp> 2058template <class _Expr> 2059inline 2060typename enable_if 2061< 2062 __is_val_expr<_Expr>::value, 2063 void 2064>::type 2065mask_array<_Tp>::operator+=(const _Expr& __v) const 2066{ 2067 size_t __n = __1d_.size(); 2068 for (size_t __i = 0; __i < __n; ++__i) 2069 __vp_[__1d_[__i]] += __v[__i]; 2070} 2071 2072template <class _Tp> 2073template <class _Expr> 2074inline 2075typename enable_if 2076< 2077 __is_val_expr<_Expr>::value, 2078 void 2079>::type 2080mask_array<_Tp>::operator-=(const _Expr& __v) const 2081{ 2082 size_t __n = __1d_.size(); 2083 for (size_t __i = 0; __i < __n; ++__i) 2084 __vp_[__1d_[__i]] -= __v[__i]; 2085} 2086 2087template <class _Tp> 2088template <class _Expr> 2089inline 2090typename enable_if 2091< 2092 __is_val_expr<_Expr>::value, 2093 void 2094>::type 2095mask_array<_Tp>::operator^=(const _Expr& __v) const 2096{ 2097 size_t __n = __1d_.size(); 2098 for (size_t __i = 0; __i < __n; ++__i) 2099 __vp_[__1d_[__i]] ^= __v[__i]; 2100} 2101 2102template <class _Tp> 2103template <class _Expr> 2104inline 2105typename enable_if 2106< 2107 __is_val_expr<_Expr>::value, 2108 void 2109>::type 2110mask_array<_Tp>::operator&=(const _Expr& __v) const 2111{ 2112 size_t __n = __1d_.size(); 2113 for (size_t __i = 0; __i < __n; ++__i) 2114 __vp_[__1d_[__i]] &= __v[__i]; 2115} 2116 2117template <class _Tp> 2118template <class _Expr> 2119inline 2120typename enable_if 2121< 2122 __is_val_expr<_Expr>::value, 2123 void 2124>::type 2125mask_array<_Tp>::operator|=(const _Expr& __v) const 2126{ 2127 size_t __n = __1d_.size(); 2128 for (size_t __i = 0; __i < __n; ++__i) 2129 __vp_[__1d_[__i]] |= __v[__i]; 2130} 2131 2132template <class _Tp> 2133template <class _Expr> 2134inline 2135typename enable_if 2136< 2137 __is_val_expr<_Expr>::value, 2138 void 2139>::type 2140mask_array<_Tp>::operator<<=(const _Expr& __v) const 2141{ 2142 size_t __n = __1d_.size(); 2143 for (size_t __i = 0; __i < __n; ++__i) 2144 __vp_[__1d_[__i]] <<= __v[__i]; 2145} 2146 2147template <class _Tp> 2148template <class _Expr> 2149inline 2150typename enable_if 2151< 2152 __is_val_expr<_Expr>::value, 2153 void 2154>::type 2155mask_array<_Tp>::operator>>=(const _Expr& __v) const 2156{ 2157 size_t __n = __1d_.size(); 2158 for (size_t __i = 0; __i < __n; ++__i) 2159 __vp_[__1d_[__i]] >>= __v[__i]; 2160} 2161 2162template <class _Tp> 2163inline 2164const mask_array<_Tp>& 2165mask_array<_Tp>::operator=(const mask_array& __ma) const 2166{ 2167 size_t __n = __1d_.size(); 2168 for (size_t __i = 0; __i < __n; ++__i) 2169 __vp_[__1d_[__i]] = __ma.__vp_[__1d_[__i]]; 2170 return *this; 2171} 2172 2173template <class _Tp> 2174inline 2175void 2176mask_array<_Tp>::operator=(const value_type& __x) const 2177{ 2178 size_t __n = __1d_.size(); 2179 for (size_t __i = 0; __i < __n; ++__i) 2180 __vp_[__1d_[__i]] = __x; 2181} 2182 2183template <class _ValExpr> 2184class __mask_expr 2185{ 2186 typedef typename remove_reference<_ValExpr>::type _RmExpr; 2187public: 2188 typedef typename _RmExpr::value_type value_type; 2189 typedef value_type result_type; 2190 2191private: 2192 _ValExpr __expr_; 2193 valarray<size_t> __1d_; 2194 2195 _LIBCPP_INLINE_VISIBILITY 2196 __mask_expr(const valarray<bool>& __vb, const _RmExpr& __e) 2197 : __expr_(__e), 2198 __1d_(static_cast<size_t>(count(__vb.__begin_, __vb.__end_, true))) 2199 { 2200 size_t __j = 0; 2201 for (size_t __i = 0; __i < __vb.size(); ++__i) 2202 if (__vb[__i]) 2203 __1d_[__j++] = __i; 2204 } 2205 2206public: 2207 _LIBCPP_INLINE_VISIBILITY 2208 result_type operator[](size_t __i) const 2209 {return __expr_[__1d_[__i]];} 2210 2211 _LIBCPP_INLINE_VISIBILITY 2212 size_t size() const {return __1d_.size();} 2213 2214 template <class> friend class __val_expr; 2215 template <class> friend class valarray; 2216}; 2217 2218// indirect_array 2219 2220template <class _Tp> 2221class _LIBCPP_TEMPLATE_VIS indirect_array 2222{ 2223public: 2224 typedef _Tp value_type; 2225 2226private: 2227 value_type* __vp_; 2228 valarray<size_t> __1d_; 2229 2230public: 2231 template <class _Expr> 2232 typename enable_if 2233 < 2234 __is_val_expr<_Expr>::value, 2235 void 2236 >::type 2237 _LIBCPP_INLINE_VISIBILITY 2238 operator=(const _Expr& __v) const; 2239 2240 template <class _Expr> 2241 typename enable_if 2242 < 2243 __is_val_expr<_Expr>::value, 2244 void 2245 >::type 2246 _LIBCPP_INLINE_VISIBILITY 2247 operator*=(const _Expr& __v) const; 2248 2249 template <class _Expr> 2250 typename enable_if 2251 < 2252 __is_val_expr<_Expr>::value, 2253 void 2254 >::type 2255 _LIBCPP_INLINE_VISIBILITY 2256 operator/=(const _Expr& __v) const; 2257 2258 template <class _Expr> 2259 typename enable_if 2260 < 2261 __is_val_expr<_Expr>::value, 2262 void 2263 >::type 2264 _LIBCPP_INLINE_VISIBILITY 2265 operator%=(const _Expr& __v) const; 2266 2267 template <class _Expr> 2268 typename enable_if 2269 < 2270 __is_val_expr<_Expr>::value, 2271 void 2272 >::type 2273 _LIBCPP_INLINE_VISIBILITY 2274 operator+=(const _Expr& __v) const; 2275 2276 template <class _Expr> 2277 typename enable_if 2278 < 2279 __is_val_expr<_Expr>::value, 2280 void 2281 >::type 2282 _LIBCPP_INLINE_VISIBILITY 2283 operator-=(const _Expr& __v) const; 2284 2285 template <class _Expr> 2286 typename enable_if 2287 < 2288 __is_val_expr<_Expr>::value, 2289 void 2290 >::type 2291 _LIBCPP_INLINE_VISIBILITY 2292 operator^=(const _Expr& __v) const; 2293 2294 template <class _Expr> 2295 typename enable_if 2296 < 2297 __is_val_expr<_Expr>::value, 2298 void 2299 >::type 2300 _LIBCPP_INLINE_VISIBILITY 2301 operator&=(const _Expr& __v) const; 2302 2303 template <class _Expr> 2304 typename enable_if 2305 < 2306 __is_val_expr<_Expr>::value, 2307 void 2308 >::type 2309 _LIBCPP_INLINE_VISIBILITY 2310 operator|=(const _Expr& __v) const; 2311 2312 template <class _Expr> 2313 typename enable_if 2314 < 2315 __is_val_expr<_Expr>::value, 2316 void 2317 >::type 2318 _LIBCPP_INLINE_VISIBILITY 2319 operator<<=(const _Expr& __v) const; 2320 2321 template <class _Expr> 2322 typename enable_if 2323 < 2324 __is_val_expr<_Expr>::value, 2325 void 2326 >::type 2327 _LIBCPP_INLINE_VISIBILITY 2328 operator>>=(const _Expr& __v) const; 2329 2330 indirect_array(const indirect_array&) = default; 2331 2332 _LIBCPP_INLINE_VISIBILITY 2333 const indirect_array& operator=(const indirect_array& __ia) const; 2334 2335 _LIBCPP_INLINE_VISIBILITY 2336 void operator=(const value_type& __x) const; 2337 2338private: 2339 _LIBCPP_INLINE_VISIBILITY 2340 indirect_array(const valarray<size_t>& __ia, const valarray<value_type>& __v) 2341 : __vp_(const_cast<value_type*>(__v.__begin_)), 2342 __1d_(__ia) 2343 {} 2344 2345#ifndef _LIBCPP_CXX03_LANG 2346 2347 _LIBCPP_INLINE_VISIBILITY 2348 indirect_array(valarray<size_t>&& __ia, const valarray<value_type>& __v) 2349 : __vp_(const_cast<value_type*>(__v.__begin_)), 2350 __1d_(move(__ia)) 2351 {} 2352 2353#endif // _LIBCPP_CXX03_LANG 2354 2355 template <class> friend class valarray; 2356}; 2357 2358template <class _Tp> 2359template <class _Expr> 2360inline 2361typename enable_if 2362< 2363 __is_val_expr<_Expr>::value, 2364 void 2365>::type 2366indirect_array<_Tp>::operator=(const _Expr& __v) const 2367{ 2368 size_t __n = __1d_.size(); 2369 for (size_t __i = 0; __i < __n; ++__i) 2370 __vp_[__1d_[__i]] = __v[__i]; 2371} 2372 2373template <class _Tp> 2374template <class _Expr> 2375inline 2376typename enable_if 2377< 2378 __is_val_expr<_Expr>::value, 2379 void 2380>::type 2381indirect_array<_Tp>::operator*=(const _Expr& __v) const 2382{ 2383 size_t __n = __1d_.size(); 2384 for (size_t __i = 0; __i < __n; ++__i) 2385 __vp_[__1d_[__i]] *= __v[__i]; 2386} 2387 2388template <class _Tp> 2389template <class _Expr> 2390inline 2391typename enable_if 2392< 2393 __is_val_expr<_Expr>::value, 2394 void 2395>::type 2396indirect_array<_Tp>::operator/=(const _Expr& __v) const 2397{ 2398 size_t __n = __1d_.size(); 2399 for (size_t __i = 0; __i < __n; ++__i) 2400 __vp_[__1d_[__i]] /= __v[__i]; 2401} 2402 2403template <class _Tp> 2404template <class _Expr> 2405inline 2406typename enable_if 2407< 2408 __is_val_expr<_Expr>::value, 2409 void 2410>::type 2411indirect_array<_Tp>::operator%=(const _Expr& __v) const 2412{ 2413 size_t __n = __1d_.size(); 2414 for (size_t __i = 0; __i < __n; ++__i) 2415 __vp_[__1d_[__i]] %= __v[__i]; 2416} 2417 2418template <class _Tp> 2419template <class _Expr> 2420inline 2421typename enable_if 2422< 2423 __is_val_expr<_Expr>::value, 2424 void 2425>::type 2426indirect_array<_Tp>::operator+=(const _Expr& __v) const 2427{ 2428 size_t __n = __1d_.size(); 2429 for (size_t __i = 0; __i < __n; ++__i) 2430 __vp_[__1d_[__i]] += __v[__i]; 2431} 2432 2433template <class _Tp> 2434template <class _Expr> 2435inline 2436typename enable_if 2437< 2438 __is_val_expr<_Expr>::value, 2439 void 2440>::type 2441indirect_array<_Tp>::operator-=(const _Expr& __v) const 2442{ 2443 size_t __n = __1d_.size(); 2444 for (size_t __i = 0; __i < __n; ++__i) 2445 __vp_[__1d_[__i]] -= __v[__i]; 2446} 2447 2448template <class _Tp> 2449template <class _Expr> 2450inline 2451typename enable_if 2452< 2453 __is_val_expr<_Expr>::value, 2454 void 2455>::type 2456indirect_array<_Tp>::operator^=(const _Expr& __v) const 2457{ 2458 size_t __n = __1d_.size(); 2459 for (size_t __i = 0; __i < __n; ++__i) 2460 __vp_[__1d_[__i]] ^= __v[__i]; 2461} 2462 2463template <class _Tp> 2464template <class _Expr> 2465inline 2466typename enable_if 2467< 2468 __is_val_expr<_Expr>::value, 2469 void 2470>::type 2471indirect_array<_Tp>::operator&=(const _Expr& __v) const 2472{ 2473 size_t __n = __1d_.size(); 2474 for (size_t __i = 0; __i < __n; ++__i) 2475 __vp_[__1d_[__i]] &= __v[__i]; 2476} 2477 2478template <class _Tp> 2479template <class _Expr> 2480inline 2481typename enable_if 2482< 2483 __is_val_expr<_Expr>::value, 2484 void 2485>::type 2486indirect_array<_Tp>::operator|=(const _Expr& __v) const 2487{ 2488 size_t __n = __1d_.size(); 2489 for (size_t __i = 0; __i < __n; ++__i) 2490 __vp_[__1d_[__i]] |= __v[__i]; 2491} 2492 2493template <class _Tp> 2494template <class _Expr> 2495inline 2496typename enable_if 2497< 2498 __is_val_expr<_Expr>::value, 2499 void 2500>::type 2501indirect_array<_Tp>::operator<<=(const _Expr& __v) const 2502{ 2503 size_t __n = __1d_.size(); 2504 for (size_t __i = 0; __i < __n; ++__i) 2505 __vp_[__1d_[__i]] <<= __v[__i]; 2506} 2507 2508template <class _Tp> 2509template <class _Expr> 2510inline 2511typename enable_if 2512< 2513 __is_val_expr<_Expr>::value, 2514 void 2515>::type 2516indirect_array<_Tp>::operator>>=(const _Expr& __v) const 2517{ 2518 size_t __n = __1d_.size(); 2519 for (size_t __i = 0; __i < __n; ++__i) 2520 __vp_[__1d_[__i]] >>= __v[__i]; 2521} 2522 2523template <class _Tp> 2524inline 2525const indirect_array<_Tp>& 2526indirect_array<_Tp>::operator=(const indirect_array& __ia) const 2527{ 2528 typedef const size_t* _Ip; 2529 const value_type* __s = __ia.__vp_; 2530 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_, __j = __ia.__1d_.__begin_; 2531 __i != __e; ++__i, ++__j) 2532 __vp_[*__i] = __s[*__j]; 2533 return *this; 2534} 2535 2536template <class _Tp> 2537inline 2538void 2539indirect_array<_Tp>::operator=(const value_type& __x) const 2540{ 2541 typedef const size_t* _Ip; 2542 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i) 2543 __vp_[*__i] = __x; 2544} 2545 2546template <class _ValExpr> 2547class __indirect_expr 2548{ 2549 typedef typename remove_reference<_ValExpr>::type _RmExpr; 2550public: 2551 typedef typename _RmExpr::value_type value_type; 2552 typedef value_type result_type; 2553 2554private: 2555 _ValExpr __expr_; 2556 valarray<size_t> __1d_; 2557 2558 _LIBCPP_INLINE_VISIBILITY 2559 __indirect_expr(const valarray<size_t>& __ia, const _RmExpr& __e) 2560 : __expr_(__e), 2561 __1d_(__ia) 2562 {} 2563 2564#ifndef _LIBCPP_CXX03_LANG 2565 2566 _LIBCPP_INLINE_VISIBILITY 2567 __indirect_expr(valarray<size_t>&& __ia, const _RmExpr& __e) 2568 : __expr_(__e), 2569 __1d_(move(__ia)) 2570 {} 2571 2572#endif // _LIBCPP_CXX03_LANG 2573 2574public: 2575 _LIBCPP_INLINE_VISIBILITY 2576 result_type operator[](size_t __i) const 2577 {return __expr_[__1d_[__i]];} 2578 2579 _LIBCPP_INLINE_VISIBILITY 2580 size_t size() const {return __1d_.size();} 2581 2582 template <class> friend class __val_expr; 2583 template <class> friend class _LIBCPP_TEMPLATE_VIS valarray; 2584}; 2585 2586template<class _ValExpr> 2587class __val_expr 2588{ 2589 typedef typename remove_reference<_ValExpr>::type _RmExpr; 2590 2591 _ValExpr __expr_; 2592public: 2593 typedef typename _RmExpr::value_type value_type; 2594 typedef typename _RmExpr::result_type result_type; 2595 2596 _LIBCPP_INLINE_VISIBILITY 2597 explicit __val_expr(const _RmExpr& __e) : __expr_(__e) {} 2598 2599 _LIBCPP_INLINE_VISIBILITY 2600 result_type operator[](size_t __i) const 2601 {return __expr_[__i];} 2602 2603 _LIBCPP_INLINE_VISIBILITY 2604 __val_expr<__slice_expr<_ValExpr> > operator[](slice __s) const 2605 { 2606 typedef __slice_expr<_ValExpr> _NewExpr; 2607 return __val_expr< _NewExpr >(_NewExpr(__s, __expr_)); 2608 } 2609 2610 _LIBCPP_INLINE_VISIBILITY 2611 __val_expr<__indirect_expr<_ValExpr> > operator[](const gslice& __gs) const 2612 { 2613 typedef __indirect_expr<_ValExpr> _NewExpr; 2614 return __val_expr<_NewExpr >(_NewExpr(__gs.__1d_, __expr_)); 2615 } 2616 2617 _LIBCPP_INLINE_VISIBILITY 2618 __val_expr<__mask_expr<_ValExpr> > operator[](const valarray<bool>& __vb) const 2619 { 2620 typedef __mask_expr<_ValExpr> _NewExpr; 2621 return __val_expr< _NewExpr >( _NewExpr(__vb, __expr_)); 2622 } 2623 2624 _LIBCPP_INLINE_VISIBILITY 2625 __val_expr<__indirect_expr<_ValExpr> > operator[](const valarray<size_t>& __vs) const 2626 { 2627 typedef __indirect_expr<_ValExpr> _NewExpr; 2628 return __val_expr< _NewExpr >(_NewExpr(__vs, __expr_)); 2629 } 2630 2631 _LIBCPP_INLINE_VISIBILITY 2632 __val_expr<_UnaryOp<__unary_plus<value_type>, _ValExpr> > 2633 operator+() const 2634 { 2635 typedef _UnaryOp<__unary_plus<value_type>, _ValExpr> _NewExpr; 2636 return __val_expr<_NewExpr>(_NewExpr(__unary_plus<value_type>(), __expr_)); 2637 } 2638 2639 _LIBCPP_INLINE_VISIBILITY 2640 __val_expr<_UnaryOp<negate<value_type>, _ValExpr> > 2641 operator-() const 2642 { 2643 typedef _UnaryOp<negate<value_type>, _ValExpr> _NewExpr; 2644 return __val_expr<_NewExpr>(_NewExpr(negate<value_type>(), __expr_)); 2645 } 2646 2647 _LIBCPP_INLINE_VISIBILITY 2648 __val_expr<_UnaryOp<__bit_not<value_type>, _ValExpr> > 2649 operator~() const 2650 { 2651 typedef _UnaryOp<__bit_not<value_type>, _ValExpr> _NewExpr; 2652 return __val_expr<_NewExpr>(_NewExpr(__bit_not<value_type>(), __expr_)); 2653 } 2654 2655 _LIBCPP_INLINE_VISIBILITY 2656 __val_expr<_UnaryOp<logical_not<value_type>, _ValExpr> > 2657 operator!() const 2658 { 2659 typedef _UnaryOp<logical_not<value_type>, _ValExpr> _NewExpr; 2660 return __val_expr<_NewExpr>(_NewExpr(logical_not<value_type>(), __expr_)); 2661 } 2662 2663 operator valarray<result_type>() const; 2664 2665 _LIBCPP_INLINE_VISIBILITY 2666 size_t size() const {return __expr_.size();} 2667 2668 _LIBCPP_INLINE_VISIBILITY 2669 result_type sum() const 2670 { 2671 size_t __n = __expr_.size(); 2672 result_type __r = __n ? __expr_[0] : result_type(); 2673 for (size_t __i = 1; __i < __n; ++__i) 2674 __r += __expr_[__i]; 2675 return __r; 2676 } 2677 2678 _LIBCPP_INLINE_VISIBILITY 2679 result_type min() const 2680 { 2681 size_t __n = size(); 2682 result_type __r = __n ? (*this)[0] : result_type(); 2683 for (size_t __i = 1; __i < __n; ++__i) 2684 { 2685 result_type __x = __expr_[__i]; 2686 if (__x < __r) 2687 __r = __x; 2688 } 2689 return __r; 2690 } 2691 2692 _LIBCPP_INLINE_VISIBILITY 2693 result_type max() const 2694 { 2695 size_t __n = size(); 2696 result_type __r = __n ? (*this)[0] : result_type(); 2697 for (size_t __i = 1; __i < __n; ++__i) 2698 { 2699 result_type __x = __expr_[__i]; 2700 if (__r < __x) 2701 __r = __x; 2702 } 2703 return __r; 2704 } 2705 2706 _LIBCPP_INLINE_VISIBILITY 2707 __val_expr<__shift_expr<_ValExpr> > shift (int __i) const 2708 {return __val_expr<__shift_expr<_ValExpr> >(__shift_expr<_ValExpr>(__i, __expr_));} 2709 2710 _LIBCPP_INLINE_VISIBILITY 2711 __val_expr<__cshift_expr<_ValExpr> > cshift(int __i) const 2712 {return __val_expr<__cshift_expr<_ValExpr> >(__cshift_expr<_ValExpr>(__i, __expr_));} 2713 2714 _LIBCPP_INLINE_VISIBILITY 2715 __val_expr<_UnaryOp<__apply_expr<value_type, value_type(*)(value_type)>, _ValExpr> > 2716 apply(value_type __f(value_type)) const 2717 { 2718 typedef __apply_expr<value_type, value_type(*)(value_type)> _Op; 2719 typedef _UnaryOp<_Op, _ValExpr> _NewExpr; 2720 return __val_expr<_NewExpr>(_NewExpr(_Op(__f), __expr_)); 2721 } 2722 2723 _LIBCPP_INLINE_VISIBILITY 2724 __val_expr<_UnaryOp<__apply_expr<value_type, value_type(*)(const value_type&)>, _ValExpr> > 2725 apply(value_type __f(const value_type&)) const 2726 { 2727 typedef __apply_expr<value_type, value_type(*)(const value_type&)> _Op; 2728 typedef _UnaryOp<_Op, _ValExpr> _NewExpr; 2729 return __val_expr<_NewExpr>(_NewExpr(_Op(__f), __expr_)); 2730 } 2731}; 2732 2733template<class _ValExpr> 2734__val_expr<_ValExpr>::operator valarray<__val_expr::result_type>() const 2735{ 2736 valarray<result_type> __r; 2737 size_t __n = __expr_.size(); 2738 if (__n) 2739 { 2740 __r.__begin_ = 2741 __r.__end_ = 2742 static_cast<result_type*>( 2743 _VSTD::__libcpp_allocate(__n * sizeof(result_type), _LIBCPP_ALIGNOF(result_type))); 2744 for (size_t __i = 0; __i != __n; ++__r.__end_, ++__i) 2745 ::new (__r.__end_) result_type(__expr_[__i]); 2746 } 2747 return __r; 2748} 2749 2750// valarray 2751 2752template <class _Tp> 2753inline 2754valarray<_Tp>::valarray(size_t __n) 2755 : __begin_(0), 2756 __end_(0) 2757{ 2758 if (__n) 2759 { 2760 __begin_ = __end_ = static_cast<value_type*>( 2761 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 2762#ifndef _LIBCPP_NO_EXCEPTIONS 2763 try 2764 { 2765#endif // _LIBCPP_NO_EXCEPTIONS 2766 for (size_t __n_left = __n; __n_left; --__n_left, ++__end_) 2767 ::new (__end_) value_type(); 2768#ifndef _LIBCPP_NO_EXCEPTIONS 2769 } 2770 catch (...) 2771 { 2772 __clear(__n); 2773 throw; 2774 } 2775#endif // _LIBCPP_NO_EXCEPTIONS 2776 } 2777} 2778 2779template <class _Tp> 2780inline 2781valarray<_Tp>::valarray(const value_type& __x, size_t __n) 2782 : __begin_(0), 2783 __end_(0) 2784{ 2785 resize(__n, __x); 2786} 2787 2788template <class _Tp> 2789valarray<_Tp>::valarray(const value_type* __p, size_t __n) 2790 : __begin_(0), 2791 __end_(0) 2792{ 2793 if (__n) 2794 { 2795 __begin_ = __end_ = static_cast<value_type*>( 2796 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 2797#ifndef _LIBCPP_NO_EXCEPTIONS 2798 try 2799 { 2800#endif // _LIBCPP_NO_EXCEPTIONS 2801 for (size_t __n_left = __n; __n_left; ++__end_, ++__p, --__n_left) 2802 ::new (__end_) value_type(*__p); 2803#ifndef _LIBCPP_NO_EXCEPTIONS 2804 } 2805 catch (...) 2806 { 2807 __clear(__n); 2808 throw; 2809 } 2810#endif // _LIBCPP_NO_EXCEPTIONS 2811 } 2812} 2813 2814template <class _Tp> 2815valarray<_Tp>::valarray(const valarray& __v) 2816 : __begin_(0), 2817 __end_(0) 2818{ 2819 if (__v.size()) 2820 { 2821 __begin_ = __end_ = static_cast<value_type*>( 2822 _VSTD::__libcpp_allocate(__v.size() * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 2823#ifndef _LIBCPP_NO_EXCEPTIONS 2824 try 2825 { 2826#endif // _LIBCPP_NO_EXCEPTIONS 2827 for (value_type* __p = __v.__begin_; __p != __v.__end_; ++__end_, ++__p) 2828 ::new (__end_) value_type(*__p); 2829#ifndef _LIBCPP_NO_EXCEPTIONS 2830 } 2831 catch (...) 2832 { 2833 __clear(__v.size()); 2834 throw; 2835 } 2836#endif // _LIBCPP_NO_EXCEPTIONS 2837 } 2838} 2839 2840#ifndef _LIBCPP_CXX03_LANG 2841 2842template <class _Tp> 2843inline 2844valarray<_Tp>::valarray(valarray&& __v) _NOEXCEPT 2845 : __begin_(__v.__begin_), 2846 __end_(__v.__end_) 2847{ 2848 __v.__begin_ = __v.__end_ = nullptr; 2849} 2850 2851template <class _Tp> 2852valarray<_Tp>::valarray(initializer_list<value_type> __il) 2853 : __begin_(0), 2854 __end_(0) 2855{ 2856 const size_t __n = __il.size(); 2857 if (__n) 2858 { 2859 __begin_ = __end_ = static_cast<value_type*>( 2860_VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 2861#ifndef _LIBCPP_NO_EXCEPTIONS 2862 try 2863 { 2864#endif // _LIBCPP_NO_EXCEPTIONS 2865 size_t __n_left = __n; 2866 for (const value_type* __p = __il.begin(); __n_left; ++__end_, ++__p, --__n_left) 2867 ::new (__end_) value_type(*__p); 2868#ifndef _LIBCPP_NO_EXCEPTIONS 2869 } 2870 catch (...) 2871 { 2872 __clear(__n); 2873 throw; 2874 } 2875#endif // _LIBCPP_NO_EXCEPTIONS 2876 } 2877} 2878 2879#endif // _LIBCPP_CXX03_LANG 2880 2881template <class _Tp> 2882valarray<_Tp>::valarray(const slice_array<value_type>& __sa) 2883 : __begin_(0), 2884 __end_(0) 2885{ 2886 const size_t __n = __sa.__size_; 2887 if (__n) 2888 { 2889 __begin_ = __end_ = static_cast<value_type*>( 2890 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 2891#ifndef _LIBCPP_NO_EXCEPTIONS 2892 try 2893 { 2894#endif // _LIBCPP_NO_EXCEPTIONS 2895 size_t __n_left = __n; 2896 for (const value_type* __p = __sa.__vp_; __n_left; ++__end_, __p += __sa.__stride_, --__n_left) 2897 ::new (__end_) value_type(*__p); 2898#ifndef _LIBCPP_NO_EXCEPTIONS 2899 } 2900 catch (...) 2901 { 2902 __clear(__n); 2903 throw; 2904 } 2905#endif // _LIBCPP_NO_EXCEPTIONS 2906 } 2907} 2908 2909template <class _Tp> 2910valarray<_Tp>::valarray(const gslice_array<value_type>& __ga) 2911 : __begin_(0), 2912 __end_(0) 2913{ 2914 const size_t __n = __ga.__1d_.size(); 2915 if (__n) 2916 { 2917 __begin_ = __end_ = static_cast<value_type*>( 2918 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 2919#ifndef _LIBCPP_NO_EXCEPTIONS 2920 try 2921 { 2922#endif // _LIBCPP_NO_EXCEPTIONS 2923 typedef const size_t* _Ip; 2924 const value_type* __s = __ga.__vp_; 2925 for (_Ip __i = __ga.__1d_.__begin_, __e = __ga.__1d_.__end_; 2926 __i != __e; ++__i, ++__end_) 2927 ::new (__end_) value_type(__s[*__i]); 2928#ifndef _LIBCPP_NO_EXCEPTIONS 2929 } 2930 catch (...) 2931 { 2932 __clear(__n); 2933 throw; 2934 } 2935#endif // _LIBCPP_NO_EXCEPTIONS 2936 } 2937} 2938 2939template <class _Tp> 2940valarray<_Tp>::valarray(const mask_array<value_type>& __ma) 2941 : __begin_(0), 2942 __end_(0) 2943{ 2944 const size_t __n = __ma.__1d_.size(); 2945 if (__n) 2946 { 2947 __begin_ = __end_ = static_cast<value_type*>( 2948 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 2949#ifndef _LIBCPP_NO_EXCEPTIONS 2950 try 2951 { 2952#endif // _LIBCPP_NO_EXCEPTIONS 2953 typedef const size_t* _Ip; 2954 const value_type* __s = __ma.__vp_; 2955 for (_Ip __i = __ma.__1d_.__begin_, __e = __ma.__1d_.__end_; 2956 __i != __e; ++__i, ++__end_) 2957 ::new (__end_) value_type(__s[*__i]); 2958#ifndef _LIBCPP_NO_EXCEPTIONS 2959 } 2960 catch (...) 2961 { 2962 __clear(__n); 2963 throw; 2964 } 2965#endif // _LIBCPP_NO_EXCEPTIONS 2966 } 2967} 2968 2969template <class _Tp> 2970valarray<_Tp>::valarray(const indirect_array<value_type>& __ia) 2971 : __begin_(0), 2972 __end_(0) 2973{ 2974 const size_t __n = __ia.__1d_.size(); 2975 if (__n) 2976 { 2977 __begin_ = __end_ = static_cast<value_type*>( 2978 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 2979#ifndef _LIBCPP_NO_EXCEPTIONS 2980 try 2981 { 2982#endif // _LIBCPP_NO_EXCEPTIONS 2983 typedef const size_t* _Ip; 2984 const value_type* __s = __ia.__vp_; 2985 for (_Ip __i = __ia.__1d_.__begin_, __e = __ia.__1d_.__end_; 2986 __i != __e; ++__i, ++__end_) 2987 ::new (__end_) value_type(__s[*__i]); 2988#ifndef _LIBCPP_NO_EXCEPTIONS 2989 } 2990 catch (...) 2991 { 2992 __clear(__n); 2993 throw; 2994 } 2995#endif // _LIBCPP_NO_EXCEPTIONS 2996 } 2997} 2998 2999template <class _Tp> 3000inline 3001valarray<_Tp>::~valarray() 3002{ 3003 __clear(size()); 3004} 3005 3006template <class _Tp> 3007valarray<_Tp>& 3008valarray<_Tp>::__assign_range(const value_type* __f, const value_type* __l) 3009{ 3010 size_t __n = __l - __f; 3011 if (size() != __n) 3012 { 3013 __clear(size()); 3014 __begin_ = static_cast<value_type*>( 3015 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3016 __end_ = __begin_ + __n; 3017 _VSTD::uninitialized_copy(__f, __l, __begin_); 3018 } else { 3019 _VSTD::copy(__f, __l, __begin_); 3020 } 3021 return *this; 3022} 3023 3024template <class _Tp> 3025valarray<_Tp>& 3026valarray<_Tp>::operator=(const valarray& __v) 3027{ 3028 if (this != &__v) 3029 return __assign_range(__v.__begin_, __v.__end_); 3030 return *this; 3031} 3032 3033#ifndef _LIBCPP_CXX03_LANG 3034 3035template <class _Tp> 3036inline 3037valarray<_Tp>& 3038valarray<_Tp>::operator=(valarray&& __v) _NOEXCEPT 3039{ 3040 __clear(size()); 3041 __begin_ = __v.__begin_; 3042 __end_ = __v.__end_; 3043 __v.__begin_ = nullptr; 3044 __v.__end_ = nullptr; 3045 return *this; 3046} 3047 3048template <class _Tp> 3049inline 3050valarray<_Tp>& 3051valarray<_Tp>::operator=(initializer_list<value_type> __il) 3052{ 3053 return __assign_range(__il.begin(), __il.end()); 3054} 3055 3056#endif // _LIBCPP_CXX03_LANG 3057 3058template <class _Tp> 3059inline 3060valarray<_Tp>& 3061valarray<_Tp>::operator=(const value_type& __x) 3062{ 3063 _VSTD::fill(__begin_, __end_, __x); 3064 return *this; 3065} 3066 3067template <class _Tp> 3068inline 3069valarray<_Tp>& 3070valarray<_Tp>::operator=(const slice_array<value_type>& __sa) 3071{ 3072 value_type* __t = __begin_; 3073 const value_type* __s = __sa.__vp_; 3074 for (size_t __n = __sa.__size_; __n; --__n, __s += __sa.__stride_, ++__t) 3075 *__t = *__s; 3076 return *this; 3077} 3078 3079template <class _Tp> 3080inline 3081valarray<_Tp>& 3082valarray<_Tp>::operator=(const gslice_array<value_type>& __ga) 3083{ 3084 typedef const size_t* _Ip; 3085 value_type* __t = __begin_; 3086 const value_type* __s = __ga.__vp_; 3087 for (_Ip __i = __ga.__1d_.__begin_, __e = __ga.__1d_.__end_; 3088 __i != __e; ++__i, ++__t) 3089 *__t = __s[*__i]; 3090 return *this; 3091} 3092 3093template <class _Tp> 3094inline 3095valarray<_Tp>& 3096valarray<_Tp>::operator=(const mask_array<value_type>& __ma) 3097{ 3098 typedef const size_t* _Ip; 3099 value_type* __t = __begin_; 3100 const value_type* __s = __ma.__vp_; 3101 for (_Ip __i = __ma.__1d_.__begin_, __e = __ma.__1d_.__end_; 3102 __i != __e; ++__i, ++__t) 3103 *__t = __s[*__i]; 3104 return *this; 3105} 3106 3107template <class _Tp> 3108inline 3109valarray<_Tp>& 3110valarray<_Tp>::operator=(const indirect_array<value_type>& __ia) 3111{ 3112 typedef const size_t* _Ip; 3113 value_type* __t = __begin_; 3114 const value_type* __s = __ia.__vp_; 3115 for (_Ip __i = __ia.__1d_.__begin_, __e = __ia.__1d_.__end_; 3116 __i != __e; ++__i, ++__t) 3117 *__t = __s[*__i]; 3118 return *this; 3119} 3120 3121template <class _Tp> 3122template <class _ValExpr> 3123inline 3124valarray<_Tp>& 3125valarray<_Tp>::operator=(const __val_expr<_ValExpr>& __v) 3126{ 3127 size_t __n = __v.size(); 3128 if (size() != __n) 3129 resize(__n); 3130 value_type* __t = __begin_; 3131 for (size_t __i = 0; __i != __n; ++__t, ++__i) 3132 *__t = result_type(__v[__i]); 3133 return *this; 3134} 3135 3136template <class _Tp> 3137inline 3138__val_expr<__slice_expr<const valarray<_Tp>&> > 3139valarray<_Tp>::operator[](slice __s) const 3140{ 3141 return __val_expr<__slice_expr<const valarray&> >(__slice_expr<const valarray&>(__s, *this)); 3142} 3143 3144template <class _Tp> 3145inline 3146slice_array<_Tp> 3147valarray<_Tp>::operator[](slice __s) 3148{ 3149 return slice_array<value_type>(__s, *this); 3150} 3151 3152template <class _Tp> 3153inline 3154__val_expr<__indirect_expr<const valarray<_Tp>&> > 3155valarray<_Tp>::operator[](const gslice& __gs) const 3156{ 3157 return __val_expr<__indirect_expr<const valarray&> >(__indirect_expr<const valarray&>(__gs.__1d_, *this)); 3158} 3159 3160template <class _Tp> 3161inline 3162gslice_array<_Tp> 3163valarray<_Tp>::operator[](const gslice& __gs) 3164{ 3165 return gslice_array<value_type>(__gs, *this); 3166} 3167 3168#ifndef _LIBCPP_CXX03_LANG 3169 3170template <class _Tp> 3171inline 3172__val_expr<__indirect_expr<const valarray<_Tp>&> > 3173valarray<_Tp>::operator[](gslice&& __gs) const 3174{ 3175 return __val_expr<__indirect_expr<const valarray&> >(__indirect_expr<const valarray&>(move(__gs.__1d_), *this)); 3176} 3177 3178template <class _Tp> 3179inline 3180gslice_array<_Tp> 3181valarray<_Tp>::operator[](gslice&& __gs) 3182{ 3183 return gslice_array<value_type>(move(__gs), *this); 3184} 3185 3186#endif // _LIBCPP_CXX03_LANG 3187 3188template <class _Tp> 3189inline 3190__val_expr<__mask_expr<const valarray<_Tp>&> > 3191valarray<_Tp>::operator[](const valarray<bool>& __vb) const 3192{ 3193 return __val_expr<__mask_expr<const valarray&> >(__mask_expr<const valarray&>(__vb, *this)); 3194} 3195 3196template <class _Tp> 3197inline 3198mask_array<_Tp> 3199valarray<_Tp>::operator[](const valarray<bool>& __vb) 3200{ 3201 return mask_array<value_type>(__vb, *this); 3202} 3203 3204#ifndef _LIBCPP_CXX03_LANG 3205 3206template <class _Tp> 3207inline 3208__val_expr<__mask_expr<const valarray<_Tp>&> > 3209valarray<_Tp>::operator[](valarray<bool>&& __vb) const 3210{ 3211 return __val_expr<__mask_expr<const valarray&> >(__mask_expr<const valarray&>(move(__vb), *this)); 3212} 3213 3214template <class _Tp> 3215inline 3216mask_array<_Tp> 3217valarray<_Tp>::operator[](valarray<bool>&& __vb) 3218{ 3219 return mask_array<value_type>(move(__vb), *this); 3220} 3221 3222#endif // _LIBCPP_CXX03_LANG 3223 3224template <class _Tp> 3225inline 3226__val_expr<__indirect_expr<const valarray<_Tp>&> > 3227valarray<_Tp>::operator[](const valarray<size_t>& __vs) const 3228{ 3229 return __val_expr<__indirect_expr<const valarray&> >(__indirect_expr<const valarray&>(__vs, *this)); 3230} 3231 3232template <class _Tp> 3233inline 3234indirect_array<_Tp> 3235valarray<_Tp>::operator[](const valarray<size_t>& __vs) 3236{ 3237 return indirect_array<value_type>(__vs, *this); 3238} 3239 3240#ifndef _LIBCPP_CXX03_LANG 3241 3242template <class _Tp> 3243inline 3244__val_expr<__indirect_expr<const valarray<_Tp>&> > 3245valarray<_Tp>::operator[](valarray<size_t>&& __vs) const 3246{ 3247 return __val_expr<__indirect_expr<const valarray&> >(__indirect_expr<const valarray&>(move(__vs), *this)); 3248} 3249 3250template <class _Tp> 3251inline 3252indirect_array<_Tp> 3253valarray<_Tp>::operator[](valarray<size_t>&& __vs) 3254{ 3255 return indirect_array<value_type>(move(__vs), *this); 3256} 3257 3258#endif // _LIBCPP_CXX03_LANG 3259 3260template <class _Tp> 3261valarray<_Tp> 3262valarray<_Tp>::operator+() const 3263{ 3264 valarray<value_type> __r; 3265 size_t __n = size(); 3266 if (__n) 3267 { 3268 __r.__begin_ = 3269 __r.__end_ = 3270 static_cast<value_type*>( 3271 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3272 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3273 ::new (__r.__end_) value_type(+*__p); 3274 } 3275 return __r; 3276} 3277 3278template <class _Tp> 3279valarray<_Tp> 3280valarray<_Tp>::operator-() const 3281{ 3282 valarray<value_type> __r; 3283 size_t __n = size(); 3284 if (__n) 3285 { 3286 __r.__begin_ = 3287 __r.__end_ = 3288 static_cast<value_type*>( 3289 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3290 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3291 ::new (__r.__end_) value_type(-*__p); 3292 } 3293 return __r; 3294} 3295 3296template <class _Tp> 3297valarray<_Tp> 3298valarray<_Tp>::operator~() const 3299{ 3300 valarray<value_type> __r; 3301 size_t __n = size(); 3302 if (__n) 3303 { 3304 __r.__begin_ = 3305 __r.__end_ = 3306 static_cast<value_type*>( 3307 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3308 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3309 ::new (__r.__end_) value_type(~*__p); 3310 } 3311 return __r; 3312} 3313 3314template <class _Tp> 3315valarray<bool> 3316valarray<_Tp>::operator!() const 3317{ 3318 valarray<bool> __r; 3319 size_t __n = size(); 3320 if (__n) 3321 { 3322 __r.__begin_ = 3323 __r.__end_ = 3324 static_cast<bool*>(_VSTD::__libcpp_allocate(__n * sizeof(bool), _LIBCPP_ALIGNOF(bool))); 3325 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3326 ::new (__r.__end_) bool(!*__p); 3327 } 3328 return __r; 3329} 3330 3331template <class _Tp> 3332inline 3333valarray<_Tp>& 3334valarray<_Tp>::operator*=(const value_type& __x) 3335{ 3336 for (value_type* __p = __begin_; __p != __end_; ++__p) 3337 *__p *= __x; 3338 return *this; 3339} 3340 3341template <class _Tp> 3342inline 3343valarray<_Tp>& 3344valarray<_Tp>::operator/=(const value_type& __x) 3345{ 3346 for (value_type* __p = __begin_; __p != __end_; ++__p) 3347 *__p /= __x; 3348 return *this; 3349} 3350 3351template <class _Tp> 3352inline 3353valarray<_Tp>& 3354valarray<_Tp>::operator%=(const value_type& __x) 3355{ 3356 for (value_type* __p = __begin_; __p != __end_; ++__p) 3357 *__p %= __x; 3358 return *this; 3359} 3360 3361template <class _Tp> 3362inline 3363valarray<_Tp>& 3364valarray<_Tp>::operator+=(const value_type& __x) 3365{ 3366 for (value_type* __p = __begin_; __p != __end_; ++__p) 3367 *__p += __x; 3368 return *this; 3369} 3370 3371template <class _Tp> 3372inline 3373valarray<_Tp>& 3374valarray<_Tp>::operator-=(const value_type& __x) 3375{ 3376 for (value_type* __p = __begin_; __p != __end_; ++__p) 3377 *__p -= __x; 3378 return *this; 3379} 3380 3381template <class _Tp> 3382inline 3383valarray<_Tp>& 3384valarray<_Tp>::operator^=(const value_type& __x) 3385{ 3386 for (value_type* __p = __begin_; __p != __end_; ++__p) 3387 *__p ^= __x; 3388 return *this; 3389} 3390 3391template <class _Tp> 3392inline 3393valarray<_Tp>& 3394valarray<_Tp>::operator&=(const value_type& __x) 3395{ 3396 for (value_type* __p = __begin_; __p != __end_; ++__p) 3397 *__p &= __x; 3398 return *this; 3399} 3400 3401template <class _Tp> 3402inline 3403valarray<_Tp>& 3404valarray<_Tp>::operator|=(const value_type& __x) 3405{ 3406 for (value_type* __p = __begin_; __p != __end_; ++__p) 3407 *__p |= __x; 3408 return *this; 3409} 3410 3411template <class _Tp> 3412inline 3413valarray<_Tp>& 3414valarray<_Tp>::operator<<=(const value_type& __x) 3415{ 3416 for (value_type* __p = __begin_; __p != __end_; ++__p) 3417 *__p <<= __x; 3418 return *this; 3419} 3420 3421template <class _Tp> 3422inline 3423valarray<_Tp>& 3424valarray<_Tp>::operator>>=(const value_type& __x) 3425{ 3426 for (value_type* __p = __begin_; __p != __end_; ++__p) 3427 *__p >>= __x; 3428 return *this; 3429} 3430 3431template <class _Tp> 3432template <class _Expr> 3433inline 3434typename enable_if 3435< 3436 __is_val_expr<_Expr>::value, 3437 valarray<_Tp>& 3438>::type 3439valarray<_Tp>::operator*=(const _Expr& __v) 3440{ 3441 size_t __i = 0; 3442 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3443 *__t *= __v[__i]; 3444 return *this; 3445} 3446 3447template <class _Tp> 3448template <class _Expr> 3449inline 3450typename enable_if 3451< 3452 __is_val_expr<_Expr>::value, 3453 valarray<_Tp>& 3454>::type 3455valarray<_Tp>::operator/=(const _Expr& __v) 3456{ 3457 size_t __i = 0; 3458 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3459 *__t /= __v[__i]; 3460 return *this; 3461} 3462 3463template <class _Tp> 3464template <class _Expr> 3465inline 3466typename enable_if 3467< 3468 __is_val_expr<_Expr>::value, 3469 valarray<_Tp>& 3470>::type 3471valarray<_Tp>::operator%=(const _Expr& __v) 3472{ 3473 size_t __i = 0; 3474 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3475 *__t %= __v[__i]; 3476 return *this; 3477} 3478 3479template <class _Tp> 3480template <class _Expr> 3481inline 3482typename enable_if 3483< 3484 __is_val_expr<_Expr>::value, 3485 valarray<_Tp>& 3486>::type 3487valarray<_Tp>::operator+=(const _Expr& __v) 3488{ 3489 size_t __i = 0; 3490 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3491 *__t += __v[__i]; 3492 return *this; 3493} 3494 3495template <class _Tp> 3496template <class _Expr> 3497inline 3498typename enable_if 3499< 3500 __is_val_expr<_Expr>::value, 3501 valarray<_Tp>& 3502>::type 3503valarray<_Tp>::operator-=(const _Expr& __v) 3504{ 3505 size_t __i = 0; 3506 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3507 *__t -= __v[__i]; 3508 return *this; 3509} 3510 3511template <class _Tp> 3512template <class _Expr> 3513inline 3514typename enable_if 3515< 3516 __is_val_expr<_Expr>::value, 3517 valarray<_Tp>& 3518>::type 3519valarray<_Tp>::operator^=(const _Expr& __v) 3520{ 3521 size_t __i = 0; 3522 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3523 *__t ^= __v[__i]; 3524 return *this; 3525} 3526 3527template <class _Tp> 3528template <class _Expr> 3529inline 3530typename enable_if 3531< 3532 __is_val_expr<_Expr>::value, 3533 valarray<_Tp>& 3534>::type 3535valarray<_Tp>::operator|=(const _Expr& __v) 3536{ 3537 size_t __i = 0; 3538 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3539 *__t |= __v[__i]; 3540 return *this; 3541} 3542 3543template <class _Tp> 3544template <class _Expr> 3545inline 3546typename enable_if 3547< 3548 __is_val_expr<_Expr>::value, 3549 valarray<_Tp>& 3550>::type 3551valarray<_Tp>::operator&=(const _Expr& __v) 3552{ 3553 size_t __i = 0; 3554 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3555 *__t &= __v[__i]; 3556 return *this; 3557} 3558 3559template <class _Tp> 3560template <class _Expr> 3561inline 3562typename enable_if 3563< 3564 __is_val_expr<_Expr>::value, 3565 valarray<_Tp>& 3566>::type 3567valarray<_Tp>::operator<<=(const _Expr& __v) 3568{ 3569 size_t __i = 0; 3570 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3571 *__t <<= __v[__i]; 3572 return *this; 3573} 3574 3575template <class _Tp> 3576template <class _Expr> 3577inline 3578typename enable_if 3579< 3580 __is_val_expr<_Expr>::value, 3581 valarray<_Tp>& 3582>::type 3583valarray<_Tp>::operator>>=(const _Expr& __v) 3584{ 3585 size_t __i = 0; 3586 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3587 *__t >>= __v[__i]; 3588 return *this; 3589} 3590 3591template <class _Tp> 3592inline 3593void 3594valarray<_Tp>::swap(valarray& __v) _NOEXCEPT 3595{ 3596 _VSTD::swap(__begin_, __v.__begin_); 3597 _VSTD::swap(__end_, __v.__end_); 3598} 3599 3600template <class _Tp> 3601inline 3602_Tp 3603valarray<_Tp>::sum() const 3604{ 3605 if (__begin_ == __end_) 3606 return value_type(); 3607 const value_type* __p = __begin_; 3608 _Tp __r = *__p; 3609 for (++__p; __p != __end_; ++__p) 3610 __r += *__p; 3611 return __r; 3612} 3613 3614template <class _Tp> 3615inline 3616_Tp 3617valarray<_Tp>::min() const 3618{ 3619 if (__begin_ == __end_) 3620 return value_type(); 3621 return *_VSTD::min_element(__begin_, __end_); 3622} 3623 3624template <class _Tp> 3625inline 3626_Tp 3627valarray<_Tp>::max() const 3628{ 3629 if (__begin_ == __end_) 3630 return value_type(); 3631 return *_VSTD::max_element(__begin_, __end_); 3632} 3633 3634template <class _Tp> 3635valarray<_Tp> 3636valarray<_Tp>::shift(int __i) const 3637{ 3638 valarray<value_type> __r; 3639 size_t __n = size(); 3640 if (__n) 3641 { 3642 __r.__begin_ = 3643 __r.__end_ = 3644 static_cast<value_type*>( 3645 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3646 const value_type* __sb; 3647 value_type* __tb; 3648 value_type* __te; 3649 if (__i >= 0) 3650 { 3651 __i = _VSTD::min(__i, static_cast<int>(__n)); 3652 __sb = __begin_ + __i; 3653 __tb = __r.__begin_; 3654 __te = __r.__begin_ + (__n - __i); 3655 } 3656 else 3657 { 3658 __i = _VSTD::min(-__i, static_cast<int>(__n)); 3659 __sb = __begin_; 3660 __tb = __r.__begin_ + __i; 3661 __te = __r.__begin_ + __n; 3662 } 3663 for (; __r.__end_ != __tb; ++__r.__end_) 3664 ::new (__r.__end_) value_type(); 3665 for (; __r.__end_ != __te; ++__r.__end_, ++__sb) 3666 ::new (__r.__end_) value_type(*__sb); 3667 for (__te = __r.__begin_ + __n; __r.__end_ != __te; ++__r.__end_) 3668 ::new (__r.__end_) value_type(); 3669 } 3670 return __r; 3671} 3672 3673template <class _Tp> 3674valarray<_Tp> 3675valarray<_Tp>::cshift(int __i) const 3676{ 3677 valarray<value_type> __r; 3678 size_t __n = size(); 3679 if (__n) 3680 { 3681 __r.__begin_ = 3682 __r.__end_ = 3683 static_cast<value_type*>( 3684 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3685 __i %= static_cast<int>(__n); 3686 const value_type* __m = __i >= 0 ? __begin_ + __i : __end_ + __i; 3687 for (const value_type* __s = __m; __s != __end_; ++__r.__end_, ++__s) 3688 ::new (__r.__end_) value_type(*__s); 3689 for (const value_type* __s = __begin_; __s != __m; ++__r.__end_, ++__s) 3690 ::new (__r.__end_) value_type(*__s); 3691 } 3692 return __r; 3693} 3694 3695template <class _Tp> 3696valarray<_Tp> 3697valarray<_Tp>::apply(value_type __f(value_type)) const 3698{ 3699 valarray<value_type> __r; 3700 size_t __n = size(); 3701 if (__n) 3702 { 3703 __r.__begin_ = 3704 __r.__end_ = 3705 static_cast<value_type*>( 3706 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3707 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3708 ::new (__r.__end_) value_type(__f(*__p)); 3709 } 3710 return __r; 3711} 3712 3713template <class _Tp> 3714valarray<_Tp> 3715valarray<_Tp>::apply(value_type __f(const value_type&)) const 3716{ 3717 valarray<value_type> __r; 3718 size_t __n = size(); 3719 if (__n) 3720 { 3721 __r.__begin_ = 3722 __r.__end_ = 3723 static_cast<value_type*>( 3724 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3725 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3726 ::new (__r.__end_) value_type(__f(*__p)); 3727 } 3728 return __r; 3729} 3730 3731template <class _Tp> 3732inline 3733void valarray<_Tp>::__clear(size_t __capacity) 3734{ 3735 if (__begin_ != nullptr) 3736 { 3737 while (__end_ != __begin_) 3738 (--__end_)->~value_type(); 3739 _VSTD::__libcpp_deallocate(__begin_, __capacity * sizeof(value_type), _LIBCPP_ALIGNOF(value_type)); 3740 __begin_ = __end_ = nullptr; 3741 } 3742} 3743 3744template <class _Tp> 3745void 3746valarray<_Tp>::resize(size_t __n, value_type __x) 3747{ 3748 __clear(size()); 3749 if (__n) 3750 { 3751 __begin_ = __end_ = static_cast<value_type*>( 3752 _VSTD::__libcpp_allocate(__n * sizeof(value_type), _LIBCPP_ALIGNOF(value_type))); 3753#ifndef _LIBCPP_NO_EXCEPTIONS 3754 try 3755 { 3756#endif // _LIBCPP_NO_EXCEPTIONS 3757 for (size_t __n_left = __n; __n_left; --__n_left, ++__end_) 3758 ::new (__end_) value_type(__x); 3759#ifndef _LIBCPP_NO_EXCEPTIONS 3760 } 3761 catch (...) 3762 { 3763 __clear(__n); 3764 throw; 3765 } 3766#endif // _LIBCPP_NO_EXCEPTIONS 3767 } 3768} 3769 3770template<class _Tp> 3771inline _LIBCPP_INLINE_VISIBILITY 3772void 3773swap(valarray<_Tp>& __x, valarray<_Tp>& __y) _NOEXCEPT 3774{ 3775 __x.swap(__y); 3776} 3777 3778template<class _Expr1, class _Expr2> 3779inline _LIBCPP_INLINE_VISIBILITY 3780typename enable_if 3781< 3782 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3783 __val_expr<_BinaryOp<multiplies<typename _Expr1::value_type>, _Expr1, _Expr2> > 3784>::type 3785operator*(const _Expr1& __x, const _Expr2& __y) 3786{ 3787 typedef typename _Expr1::value_type value_type; 3788 typedef _BinaryOp<multiplies<value_type>, _Expr1, _Expr2> _Op; 3789 return __val_expr<_Op>(_Op(multiplies<value_type>(), __x, __y)); 3790} 3791 3792template<class _Expr> 3793inline _LIBCPP_INLINE_VISIBILITY 3794typename enable_if 3795< 3796 __is_val_expr<_Expr>::value, 3797 __val_expr<_BinaryOp<multiplies<typename _Expr::value_type>, 3798 _Expr, __scalar_expr<typename _Expr::value_type> > > 3799>::type 3800operator*(const _Expr& __x, const typename _Expr::value_type& __y) 3801{ 3802 typedef typename _Expr::value_type value_type; 3803 typedef _BinaryOp<multiplies<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3804 return __val_expr<_Op>(_Op(multiplies<value_type>(), 3805 __x, __scalar_expr<value_type>(__y, __x.size()))); 3806} 3807 3808template<class _Expr> 3809inline _LIBCPP_INLINE_VISIBILITY 3810typename enable_if 3811< 3812 __is_val_expr<_Expr>::value, 3813 __val_expr<_BinaryOp<multiplies<typename _Expr::value_type>, 3814 __scalar_expr<typename _Expr::value_type>, _Expr> > 3815>::type 3816operator*(const typename _Expr::value_type& __x, const _Expr& __y) 3817{ 3818 typedef typename _Expr::value_type value_type; 3819 typedef _BinaryOp<multiplies<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3820 return __val_expr<_Op>(_Op(multiplies<value_type>(), 3821 __scalar_expr<value_type>(__x, __y.size()), __y)); 3822} 3823 3824template<class _Expr1, class _Expr2> 3825inline _LIBCPP_INLINE_VISIBILITY 3826typename enable_if 3827< 3828 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3829 __val_expr<_BinaryOp<divides<typename _Expr1::value_type>, _Expr1, _Expr2> > 3830>::type 3831operator/(const _Expr1& __x, const _Expr2& __y) 3832{ 3833 typedef typename _Expr1::value_type value_type; 3834 typedef _BinaryOp<divides<value_type>, _Expr1, _Expr2> _Op; 3835 return __val_expr<_Op>(_Op(divides<value_type>(), __x, __y)); 3836} 3837 3838template<class _Expr> 3839inline _LIBCPP_INLINE_VISIBILITY 3840typename enable_if 3841< 3842 __is_val_expr<_Expr>::value, 3843 __val_expr<_BinaryOp<divides<typename _Expr::value_type>, 3844 _Expr, __scalar_expr<typename _Expr::value_type> > > 3845>::type 3846operator/(const _Expr& __x, const typename _Expr::value_type& __y) 3847{ 3848 typedef typename _Expr::value_type value_type; 3849 typedef _BinaryOp<divides<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3850 return __val_expr<_Op>(_Op(divides<value_type>(), 3851 __x, __scalar_expr<value_type>(__y, __x.size()))); 3852} 3853 3854template<class _Expr> 3855inline _LIBCPP_INLINE_VISIBILITY 3856typename enable_if 3857< 3858 __is_val_expr<_Expr>::value, 3859 __val_expr<_BinaryOp<divides<typename _Expr::value_type>, 3860 __scalar_expr<typename _Expr::value_type>, _Expr> > 3861>::type 3862operator/(const typename _Expr::value_type& __x, const _Expr& __y) 3863{ 3864 typedef typename _Expr::value_type value_type; 3865 typedef _BinaryOp<divides<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3866 return __val_expr<_Op>(_Op(divides<value_type>(), 3867 __scalar_expr<value_type>(__x, __y.size()), __y)); 3868} 3869 3870template<class _Expr1, class _Expr2> 3871inline _LIBCPP_INLINE_VISIBILITY 3872typename enable_if 3873< 3874 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3875 __val_expr<_BinaryOp<modulus<typename _Expr1::value_type>, _Expr1, _Expr2> > 3876>::type 3877operator%(const _Expr1& __x, const _Expr2& __y) 3878{ 3879 typedef typename _Expr1::value_type value_type; 3880 typedef _BinaryOp<modulus<value_type>, _Expr1, _Expr2> _Op; 3881 return __val_expr<_Op>(_Op(modulus<value_type>(), __x, __y)); 3882} 3883 3884template<class _Expr> 3885inline _LIBCPP_INLINE_VISIBILITY 3886typename enable_if 3887< 3888 __is_val_expr<_Expr>::value, 3889 __val_expr<_BinaryOp<modulus<typename _Expr::value_type>, 3890 _Expr, __scalar_expr<typename _Expr::value_type> > > 3891>::type 3892operator%(const _Expr& __x, const typename _Expr::value_type& __y) 3893{ 3894 typedef typename _Expr::value_type value_type; 3895 typedef _BinaryOp<modulus<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3896 return __val_expr<_Op>(_Op(modulus<value_type>(), 3897 __x, __scalar_expr<value_type>(__y, __x.size()))); 3898} 3899 3900template<class _Expr> 3901inline _LIBCPP_INLINE_VISIBILITY 3902typename enable_if 3903< 3904 __is_val_expr<_Expr>::value, 3905 __val_expr<_BinaryOp<modulus<typename _Expr::value_type>, 3906 __scalar_expr<typename _Expr::value_type>, _Expr> > 3907>::type 3908operator%(const typename _Expr::value_type& __x, const _Expr& __y) 3909{ 3910 typedef typename _Expr::value_type value_type; 3911 typedef _BinaryOp<modulus<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3912 return __val_expr<_Op>(_Op(modulus<value_type>(), 3913 __scalar_expr<value_type>(__x, __y.size()), __y)); 3914} 3915 3916template<class _Expr1, class _Expr2> 3917inline _LIBCPP_INLINE_VISIBILITY 3918typename enable_if 3919< 3920 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3921 __val_expr<_BinaryOp<plus<typename _Expr1::value_type>, _Expr1, _Expr2> > 3922>::type 3923operator+(const _Expr1& __x, const _Expr2& __y) 3924{ 3925 typedef typename _Expr1::value_type value_type; 3926 typedef _BinaryOp<plus<value_type>, _Expr1, _Expr2> _Op; 3927 return __val_expr<_Op>(_Op(plus<value_type>(), __x, __y)); 3928} 3929 3930template<class _Expr> 3931inline _LIBCPP_INLINE_VISIBILITY 3932typename enable_if 3933< 3934 __is_val_expr<_Expr>::value, 3935 __val_expr<_BinaryOp<plus<typename _Expr::value_type>, 3936 _Expr, __scalar_expr<typename _Expr::value_type> > > 3937>::type 3938operator+(const _Expr& __x, const typename _Expr::value_type& __y) 3939{ 3940 typedef typename _Expr::value_type value_type; 3941 typedef _BinaryOp<plus<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3942 return __val_expr<_Op>(_Op(plus<value_type>(), 3943 __x, __scalar_expr<value_type>(__y, __x.size()))); 3944} 3945 3946template<class _Expr> 3947inline _LIBCPP_INLINE_VISIBILITY 3948typename enable_if 3949< 3950 __is_val_expr<_Expr>::value, 3951 __val_expr<_BinaryOp<plus<typename _Expr::value_type>, 3952 __scalar_expr<typename _Expr::value_type>, _Expr> > 3953>::type 3954operator+(const typename _Expr::value_type& __x, const _Expr& __y) 3955{ 3956 typedef typename _Expr::value_type value_type; 3957 typedef _BinaryOp<plus<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3958 return __val_expr<_Op>(_Op(plus<value_type>(), 3959 __scalar_expr<value_type>(__x, __y.size()), __y)); 3960} 3961 3962template<class _Expr1, class _Expr2> 3963inline _LIBCPP_INLINE_VISIBILITY 3964typename enable_if 3965< 3966 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3967 __val_expr<_BinaryOp<minus<typename _Expr1::value_type>, _Expr1, _Expr2> > 3968>::type 3969operator-(const _Expr1& __x, const _Expr2& __y) 3970{ 3971 typedef typename _Expr1::value_type value_type; 3972 typedef _BinaryOp<minus<value_type>, _Expr1, _Expr2> _Op; 3973 return __val_expr<_Op>(_Op(minus<value_type>(), __x, __y)); 3974} 3975 3976template<class _Expr> 3977inline _LIBCPP_INLINE_VISIBILITY 3978typename enable_if 3979< 3980 __is_val_expr<_Expr>::value, 3981 __val_expr<_BinaryOp<minus<typename _Expr::value_type>, 3982 _Expr, __scalar_expr<typename _Expr::value_type> > > 3983>::type 3984operator-(const _Expr& __x, const typename _Expr::value_type& __y) 3985{ 3986 typedef typename _Expr::value_type value_type; 3987 typedef _BinaryOp<minus<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3988 return __val_expr<_Op>(_Op(minus<value_type>(), 3989 __x, __scalar_expr<value_type>(__y, __x.size()))); 3990} 3991 3992template<class _Expr> 3993inline _LIBCPP_INLINE_VISIBILITY 3994typename enable_if 3995< 3996 __is_val_expr<_Expr>::value, 3997 __val_expr<_BinaryOp<minus<typename _Expr::value_type>, 3998 __scalar_expr<typename _Expr::value_type>, _Expr> > 3999>::type 4000operator-(const typename _Expr::value_type& __x, const _Expr& __y) 4001{ 4002 typedef typename _Expr::value_type value_type; 4003 typedef _BinaryOp<minus<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4004 return __val_expr<_Op>(_Op(minus<value_type>(), 4005 __scalar_expr<value_type>(__x, __y.size()), __y)); 4006} 4007 4008template<class _Expr1, class _Expr2> 4009inline _LIBCPP_INLINE_VISIBILITY 4010typename enable_if 4011< 4012 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4013 __val_expr<_BinaryOp<bit_xor<typename _Expr1::value_type>, _Expr1, _Expr2> > 4014>::type 4015operator^(const _Expr1& __x, const _Expr2& __y) 4016{ 4017 typedef typename _Expr1::value_type value_type; 4018 typedef _BinaryOp<bit_xor<value_type>, _Expr1, _Expr2> _Op; 4019 return __val_expr<_Op>(_Op(bit_xor<value_type>(), __x, __y)); 4020} 4021 4022template<class _Expr> 4023inline _LIBCPP_INLINE_VISIBILITY 4024typename enable_if 4025< 4026 __is_val_expr<_Expr>::value, 4027 __val_expr<_BinaryOp<bit_xor<typename _Expr::value_type>, 4028 _Expr, __scalar_expr<typename _Expr::value_type> > > 4029>::type 4030operator^(const _Expr& __x, const typename _Expr::value_type& __y) 4031{ 4032 typedef typename _Expr::value_type value_type; 4033 typedef _BinaryOp<bit_xor<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4034 return __val_expr<_Op>(_Op(bit_xor<value_type>(), 4035 __x, __scalar_expr<value_type>(__y, __x.size()))); 4036} 4037 4038template<class _Expr> 4039inline _LIBCPP_INLINE_VISIBILITY 4040typename enable_if 4041< 4042 __is_val_expr<_Expr>::value, 4043 __val_expr<_BinaryOp<bit_xor<typename _Expr::value_type>, 4044 __scalar_expr<typename _Expr::value_type>, _Expr> > 4045>::type 4046operator^(const typename _Expr::value_type& __x, const _Expr& __y) 4047{ 4048 typedef typename _Expr::value_type value_type; 4049 typedef _BinaryOp<bit_xor<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4050 return __val_expr<_Op>(_Op(bit_xor<value_type>(), 4051 __scalar_expr<value_type>(__x, __y.size()), __y)); 4052} 4053 4054template<class _Expr1, class _Expr2> 4055inline _LIBCPP_INLINE_VISIBILITY 4056typename enable_if 4057< 4058 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4059 __val_expr<_BinaryOp<bit_and<typename _Expr1::value_type>, _Expr1, _Expr2> > 4060>::type 4061operator&(const _Expr1& __x, const _Expr2& __y) 4062{ 4063 typedef typename _Expr1::value_type value_type; 4064 typedef _BinaryOp<bit_and<value_type>, _Expr1, _Expr2> _Op; 4065 return __val_expr<_Op>(_Op(bit_and<value_type>(), __x, __y)); 4066} 4067 4068template<class _Expr> 4069inline _LIBCPP_INLINE_VISIBILITY 4070typename enable_if 4071< 4072 __is_val_expr<_Expr>::value, 4073 __val_expr<_BinaryOp<bit_and<typename _Expr::value_type>, 4074 _Expr, __scalar_expr<typename _Expr::value_type> > > 4075>::type 4076operator&(const _Expr& __x, const typename _Expr::value_type& __y) 4077{ 4078 typedef typename _Expr::value_type value_type; 4079 typedef _BinaryOp<bit_and<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4080 return __val_expr<_Op>(_Op(bit_and<value_type>(), 4081 __x, __scalar_expr<value_type>(__y, __x.size()))); 4082} 4083 4084template<class _Expr> 4085inline _LIBCPP_INLINE_VISIBILITY 4086typename enable_if 4087< 4088 __is_val_expr<_Expr>::value, 4089 __val_expr<_BinaryOp<bit_and<typename _Expr::value_type>, 4090 __scalar_expr<typename _Expr::value_type>, _Expr> > 4091>::type 4092operator&(const typename _Expr::value_type& __x, const _Expr& __y) 4093{ 4094 typedef typename _Expr::value_type value_type; 4095 typedef _BinaryOp<bit_and<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4096 return __val_expr<_Op>(_Op(bit_and<value_type>(), 4097 __scalar_expr<value_type>(__x, __y.size()), __y)); 4098} 4099 4100template<class _Expr1, class _Expr2> 4101inline _LIBCPP_INLINE_VISIBILITY 4102typename enable_if 4103< 4104 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4105 __val_expr<_BinaryOp<bit_or<typename _Expr1::value_type>, _Expr1, _Expr2> > 4106>::type 4107operator|(const _Expr1& __x, const _Expr2& __y) 4108{ 4109 typedef typename _Expr1::value_type value_type; 4110 typedef _BinaryOp<bit_or<value_type>, _Expr1, _Expr2> _Op; 4111 return __val_expr<_Op>(_Op(bit_or<value_type>(), __x, __y)); 4112} 4113 4114template<class _Expr> 4115inline _LIBCPP_INLINE_VISIBILITY 4116typename enable_if 4117< 4118 __is_val_expr<_Expr>::value, 4119 __val_expr<_BinaryOp<bit_or<typename _Expr::value_type>, 4120 _Expr, __scalar_expr<typename _Expr::value_type> > > 4121>::type 4122operator|(const _Expr& __x, const typename _Expr::value_type& __y) 4123{ 4124 typedef typename _Expr::value_type value_type; 4125 typedef _BinaryOp<bit_or<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4126 return __val_expr<_Op>(_Op(bit_or<value_type>(), 4127 __x, __scalar_expr<value_type>(__y, __x.size()))); 4128} 4129 4130template<class _Expr> 4131inline _LIBCPP_INLINE_VISIBILITY 4132typename enable_if 4133< 4134 __is_val_expr<_Expr>::value, 4135 __val_expr<_BinaryOp<bit_or<typename _Expr::value_type>, 4136 __scalar_expr<typename _Expr::value_type>, _Expr> > 4137>::type 4138operator|(const typename _Expr::value_type& __x, const _Expr& __y) 4139{ 4140 typedef typename _Expr::value_type value_type; 4141 typedef _BinaryOp<bit_or<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4142 return __val_expr<_Op>(_Op(bit_or<value_type>(), 4143 __scalar_expr<value_type>(__x, __y.size()), __y)); 4144} 4145 4146template<class _Expr1, class _Expr2> 4147inline _LIBCPP_INLINE_VISIBILITY 4148typename enable_if 4149< 4150 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4151 __val_expr<_BinaryOp<__bit_shift_left<typename _Expr1::value_type>, _Expr1, _Expr2> > 4152>::type 4153operator<<(const _Expr1& __x, const _Expr2& __y) 4154{ 4155 typedef typename _Expr1::value_type value_type; 4156 typedef _BinaryOp<__bit_shift_left<value_type>, _Expr1, _Expr2> _Op; 4157 return __val_expr<_Op>(_Op(__bit_shift_left<value_type>(), __x, __y)); 4158} 4159 4160template<class _Expr> 4161inline _LIBCPP_INLINE_VISIBILITY 4162typename enable_if 4163< 4164 __is_val_expr<_Expr>::value, 4165 __val_expr<_BinaryOp<__bit_shift_left<typename _Expr::value_type>, 4166 _Expr, __scalar_expr<typename _Expr::value_type> > > 4167>::type 4168operator<<(const _Expr& __x, const typename _Expr::value_type& __y) 4169{ 4170 typedef typename _Expr::value_type value_type; 4171 typedef _BinaryOp<__bit_shift_left<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4172 return __val_expr<_Op>(_Op(__bit_shift_left<value_type>(), 4173 __x, __scalar_expr<value_type>(__y, __x.size()))); 4174} 4175 4176template<class _Expr> 4177inline _LIBCPP_INLINE_VISIBILITY 4178typename enable_if 4179< 4180 __is_val_expr<_Expr>::value, 4181 __val_expr<_BinaryOp<__bit_shift_left<typename _Expr::value_type>, 4182 __scalar_expr<typename _Expr::value_type>, _Expr> > 4183>::type 4184operator<<(const typename _Expr::value_type& __x, const _Expr& __y) 4185{ 4186 typedef typename _Expr::value_type value_type; 4187 typedef _BinaryOp<__bit_shift_left<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4188 return __val_expr<_Op>(_Op(__bit_shift_left<value_type>(), 4189 __scalar_expr<value_type>(__x, __y.size()), __y)); 4190} 4191 4192template<class _Expr1, class _Expr2> 4193inline _LIBCPP_INLINE_VISIBILITY 4194typename enable_if 4195< 4196 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4197 __val_expr<_BinaryOp<__bit_shift_right<typename _Expr1::value_type>, _Expr1, _Expr2> > 4198>::type 4199operator>>(const _Expr1& __x, const _Expr2& __y) 4200{ 4201 typedef typename _Expr1::value_type value_type; 4202 typedef _BinaryOp<__bit_shift_right<value_type>, _Expr1, _Expr2> _Op; 4203 return __val_expr<_Op>(_Op(__bit_shift_right<value_type>(), __x, __y)); 4204} 4205 4206template<class _Expr> 4207inline _LIBCPP_INLINE_VISIBILITY 4208typename enable_if 4209< 4210 __is_val_expr<_Expr>::value, 4211 __val_expr<_BinaryOp<__bit_shift_right<typename _Expr::value_type>, 4212 _Expr, __scalar_expr<typename _Expr::value_type> > > 4213>::type 4214operator>>(const _Expr& __x, const typename _Expr::value_type& __y) 4215{ 4216 typedef typename _Expr::value_type value_type; 4217 typedef _BinaryOp<__bit_shift_right<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4218 return __val_expr<_Op>(_Op(__bit_shift_right<value_type>(), 4219 __x, __scalar_expr<value_type>(__y, __x.size()))); 4220} 4221 4222template<class _Expr> 4223inline _LIBCPP_INLINE_VISIBILITY 4224typename enable_if 4225< 4226 __is_val_expr<_Expr>::value, 4227 __val_expr<_BinaryOp<__bit_shift_right<typename _Expr::value_type>, 4228 __scalar_expr<typename _Expr::value_type>, _Expr> > 4229>::type 4230operator>>(const typename _Expr::value_type& __x, const _Expr& __y) 4231{ 4232 typedef typename _Expr::value_type value_type; 4233 typedef _BinaryOp<__bit_shift_right<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4234 return __val_expr<_Op>(_Op(__bit_shift_right<value_type>(), 4235 __scalar_expr<value_type>(__x, __y.size()), __y)); 4236} 4237 4238template<class _Expr1, class _Expr2> 4239inline _LIBCPP_INLINE_VISIBILITY 4240typename enable_if 4241< 4242 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4243 __val_expr<_BinaryOp<logical_and<typename _Expr1::value_type>, _Expr1, _Expr2> > 4244>::type 4245operator&&(const _Expr1& __x, const _Expr2& __y) 4246{ 4247 typedef typename _Expr1::value_type value_type; 4248 typedef _BinaryOp<logical_and<value_type>, _Expr1, _Expr2> _Op; 4249 return __val_expr<_Op>(_Op(logical_and<value_type>(), __x, __y)); 4250} 4251 4252template<class _Expr> 4253inline _LIBCPP_INLINE_VISIBILITY 4254typename enable_if 4255< 4256 __is_val_expr<_Expr>::value, 4257 __val_expr<_BinaryOp<logical_and<typename _Expr::value_type>, 4258 _Expr, __scalar_expr<typename _Expr::value_type> > > 4259>::type 4260operator&&(const _Expr& __x, const typename _Expr::value_type& __y) 4261{ 4262 typedef typename _Expr::value_type value_type; 4263 typedef _BinaryOp<logical_and<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4264 return __val_expr<_Op>(_Op(logical_and<value_type>(), 4265 __x, __scalar_expr<value_type>(__y, __x.size()))); 4266} 4267 4268template<class _Expr> 4269inline _LIBCPP_INLINE_VISIBILITY 4270typename enable_if 4271< 4272 __is_val_expr<_Expr>::value, 4273 __val_expr<_BinaryOp<logical_and<typename _Expr::value_type>, 4274 __scalar_expr<typename _Expr::value_type>, _Expr> > 4275>::type 4276operator&&(const typename _Expr::value_type& __x, const _Expr& __y) 4277{ 4278 typedef typename _Expr::value_type value_type; 4279 typedef _BinaryOp<logical_and<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4280 return __val_expr<_Op>(_Op(logical_and<value_type>(), 4281 __scalar_expr<value_type>(__x, __y.size()), __y)); 4282} 4283 4284template<class _Expr1, class _Expr2> 4285inline _LIBCPP_INLINE_VISIBILITY 4286typename enable_if 4287< 4288 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4289 __val_expr<_BinaryOp<logical_or<typename _Expr1::value_type>, _Expr1, _Expr2> > 4290>::type 4291operator||(const _Expr1& __x, const _Expr2& __y) 4292{ 4293 typedef typename _Expr1::value_type value_type; 4294 typedef _BinaryOp<logical_or<value_type>, _Expr1, _Expr2> _Op; 4295 return __val_expr<_Op>(_Op(logical_or<value_type>(), __x, __y)); 4296} 4297 4298template<class _Expr> 4299inline _LIBCPP_INLINE_VISIBILITY 4300typename enable_if 4301< 4302 __is_val_expr<_Expr>::value, 4303 __val_expr<_BinaryOp<logical_or<typename _Expr::value_type>, 4304 _Expr, __scalar_expr<typename _Expr::value_type> > > 4305>::type 4306operator||(const _Expr& __x, const typename _Expr::value_type& __y) 4307{ 4308 typedef typename _Expr::value_type value_type; 4309 typedef _BinaryOp<logical_or<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4310 return __val_expr<_Op>(_Op(logical_or<value_type>(), 4311 __x, __scalar_expr<value_type>(__y, __x.size()))); 4312} 4313 4314template<class _Expr> 4315inline _LIBCPP_INLINE_VISIBILITY 4316typename enable_if 4317< 4318 __is_val_expr<_Expr>::value, 4319 __val_expr<_BinaryOp<logical_or<typename _Expr::value_type>, 4320 __scalar_expr<typename _Expr::value_type>, _Expr> > 4321>::type 4322operator||(const typename _Expr::value_type& __x, const _Expr& __y) 4323{ 4324 typedef typename _Expr::value_type value_type; 4325 typedef _BinaryOp<logical_or<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4326 return __val_expr<_Op>(_Op(logical_or<value_type>(), 4327 __scalar_expr<value_type>(__x, __y.size()), __y)); 4328} 4329 4330template<class _Expr1, class _Expr2> 4331inline _LIBCPP_INLINE_VISIBILITY 4332typename enable_if 4333< 4334 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4335 __val_expr<_BinaryOp<equal_to<typename _Expr1::value_type>, _Expr1, _Expr2> > 4336>::type 4337operator==(const _Expr1& __x, const _Expr2& __y) 4338{ 4339 typedef typename _Expr1::value_type value_type; 4340 typedef _BinaryOp<equal_to<value_type>, _Expr1, _Expr2> _Op; 4341 return __val_expr<_Op>(_Op(equal_to<value_type>(), __x, __y)); 4342} 4343 4344template<class _Expr> 4345inline _LIBCPP_INLINE_VISIBILITY 4346typename enable_if 4347< 4348 __is_val_expr<_Expr>::value, 4349 __val_expr<_BinaryOp<equal_to<typename _Expr::value_type>, 4350 _Expr, __scalar_expr<typename _Expr::value_type> > > 4351>::type 4352operator==(const _Expr& __x, const typename _Expr::value_type& __y) 4353{ 4354 typedef typename _Expr::value_type value_type; 4355 typedef _BinaryOp<equal_to<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4356 return __val_expr<_Op>(_Op(equal_to<value_type>(), 4357 __x, __scalar_expr<value_type>(__y, __x.size()))); 4358} 4359 4360template<class _Expr> 4361inline _LIBCPP_INLINE_VISIBILITY 4362typename enable_if 4363< 4364 __is_val_expr<_Expr>::value, 4365 __val_expr<_BinaryOp<equal_to<typename _Expr::value_type>, 4366 __scalar_expr<typename _Expr::value_type>, _Expr> > 4367>::type 4368operator==(const typename _Expr::value_type& __x, const _Expr& __y) 4369{ 4370 typedef typename _Expr::value_type value_type; 4371 typedef _BinaryOp<equal_to<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4372 return __val_expr<_Op>(_Op(equal_to<value_type>(), 4373 __scalar_expr<value_type>(__x, __y.size()), __y)); 4374} 4375 4376template<class _Expr1, class _Expr2> 4377inline _LIBCPP_INLINE_VISIBILITY 4378typename enable_if 4379< 4380 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4381 __val_expr<_BinaryOp<not_equal_to<typename _Expr1::value_type>, _Expr1, _Expr2> > 4382>::type 4383operator!=(const _Expr1& __x, const _Expr2& __y) 4384{ 4385 typedef typename _Expr1::value_type value_type; 4386 typedef _BinaryOp<not_equal_to<value_type>, _Expr1, _Expr2> _Op; 4387 return __val_expr<_Op>(_Op(not_equal_to<value_type>(), __x, __y)); 4388} 4389 4390template<class _Expr> 4391inline _LIBCPP_INLINE_VISIBILITY 4392typename enable_if 4393< 4394 __is_val_expr<_Expr>::value, 4395 __val_expr<_BinaryOp<not_equal_to<typename _Expr::value_type>, 4396 _Expr, __scalar_expr<typename _Expr::value_type> > > 4397>::type 4398operator!=(const _Expr& __x, const typename _Expr::value_type& __y) 4399{ 4400 typedef typename _Expr::value_type value_type; 4401 typedef _BinaryOp<not_equal_to<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4402 return __val_expr<_Op>(_Op(not_equal_to<value_type>(), 4403 __x, __scalar_expr<value_type>(__y, __x.size()))); 4404} 4405 4406template<class _Expr> 4407inline _LIBCPP_INLINE_VISIBILITY 4408typename enable_if 4409< 4410 __is_val_expr<_Expr>::value, 4411 __val_expr<_BinaryOp<not_equal_to<typename _Expr::value_type>, 4412 __scalar_expr<typename _Expr::value_type>, _Expr> > 4413>::type 4414operator!=(const typename _Expr::value_type& __x, const _Expr& __y) 4415{ 4416 typedef typename _Expr::value_type value_type; 4417 typedef _BinaryOp<not_equal_to<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4418 return __val_expr<_Op>(_Op(not_equal_to<value_type>(), 4419 __scalar_expr<value_type>(__x, __y.size()), __y)); 4420} 4421 4422template<class _Expr1, class _Expr2> 4423inline _LIBCPP_INLINE_VISIBILITY 4424typename enable_if 4425< 4426 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4427 __val_expr<_BinaryOp<less<typename _Expr1::value_type>, _Expr1, _Expr2> > 4428>::type 4429operator<(const _Expr1& __x, const _Expr2& __y) 4430{ 4431 typedef typename _Expr1::value_type value_type; 4432 typedef _BinaryOp<less<value_type>, _Expr1, _Expr2> _Op; 4433 return __val_expr<_Op>(_Op(less<value_type>(), __x, __y)); 4434} 4435 4436template<class _Expr> 4437inline _LIBCPP_INLINE_VISIBILITY 4438typename enable_if 4439< 4440 __is_val_expr<_Expr>::value, 4441 __val_expr<_BinaryOp<less<typename _Expr::value_type>, 4442 _Expr, __scalar_expr<typename _Expr::value_type> > > 4443>::type 4444operator<(const _Expr& __x, const typename _Expr::value_type& __y) 4445{ 4446 typedef typename _Expr::value_type value_type; 4447 typedef _BinaryOp<less<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4448 return __val_expr<_Op>(_Op(less<value_type>(), 4449 __x, __scalar_expr<value_type>(__y, __x.size()))); 4450} 4451 4452template<class _Expr> 4453inline _LIBCPP_INLINE_VISIBILITY 4454typename enable_if 4455< 4456 __is_val_expr<_Expr>::value, 4457 __val_expr<_BinaryOp<less<typename _Expr::value_type>, 4458 __scalar_expr<typename _Expr::value_type>, _Expr> > 4459>::type 4460operator<(const typename _Expr::value_type& __x, const _Expr& __y) 4461{ 4462 typedef typename _Expr::value_type value_type; 4463 typedef _BinaryOp<less<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4464 return __val_expr<_Op>(_Op(less<value_type>(), 4465 __scalar_expr<value_type>(__x, __y.size()), __y)); 4466} 4467 4468template<class _Expr1, class _Expr2> 4469inline _LIBCPP_INLINE_VISIBILITY 4470typename enable_if 4471< 4472 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4473 __val_expr<_BinaryOp<greater<typename _Expr1::value_type>, _Expr1, _Expr2> > 4474>::type 4475operator>(const _Expr1& __x, const _Expr2& __y) 4476{ 4477 typedef typename _Expr1::value_type value_type; 4478 typedef _BinaryOp<greater<value_type>, _Expr1, _Expr2> _Op; 4479 return __val_expr<_Op>(_Op(greater<value_type>(), __x, __y)); 4480} 4481 4482template<class _Expr> 4483inline _LIBCPP_INLINE_VISIBILITY 4484typename enable_if 4485< 4486 __is_val_expr<_Expr>::value, 4487 __val_expr<_BinaryOp<greater<typename _Expr::value_type>, 4488 _Expr, __scalar_expr<typename _Expr::value_type> > > 4489>::type 4490operator>(const _Expr& __x, const typename _Expr::value_type& __y) 4491{ 4492 typedef typename _Expr::value_type value_type; 4493 typedef _BinaryOp<greater<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4494 return __val_expr<_Op>(_Op(greater<value_type>(), 4495 __x, __scalar_expr<value_type>(__y, __x.size()))); 4496} 4497 4498template<class _Expr> 4499inline _LIBCPP_INLINE_VISIBILITY 4500typename enable_if 4501< 4502 __is_val_expr<_Expr>::value, 4503 __val_expr<_BinaryOp<greater<typename _Expr::value_type>, 4504 __scalar_expr<typename _Expr::value_type>, _Expr> > 4505>::type 4506operator>(const typename _Expr::value_type& __x, const _Expr& __y) 4507{ 4508 typedef typename _Expr::value_type value_type; 4509 typedef _BinaryOp<greater<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4510 return __val_expr<_Op>(_Op(greater<value_type>(), 4511 __scalar_expr<value_type>(__x, __y.size()), __y)); 4512} 4513 4514template<class _Expr1, class _Expr2> 4515inline _LIBCPP_INLINE_VISIBILITY 4516typename enable_if 4517< 4518 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4519 __val_expr<_BinaryOp<less_equal<typename _Expr1::value_type>, _Expr1, _Expr2> > 4520>::type 4521operator<=(const _Expr1& __x, const _Expr2& __y) 4522{ 4523 typedef typename _Expr1::value_type value_type; 4524 typedef _BinaryOp<less_equal<value_type>, _Expr1, _Expr2> _Op; 4525 return __val_expr<_Op>(_Op(less_equal<value_type>(), __x, __y)); 4526} 4527 4528template<class _Expr> 4529inline _LIBCPP_INLINE_VISIBILITY 4530typename enable_if 4531< 4532 __is_val_expr<_Expr>::value, 4533 __val_expr<_BinaryOp<less_equal<typename _Expr::value_type>, 4534 _Expr, __scalar_expr<typename _Expr::value_type> > > 4535>::type 4536operator<=(const _Expr& __x, const typename _Expr::value_type& __y) 4537{ 4538 typedef typename _Expr::value_type value_type; 4539 typedef _BinaryOp<less_equal<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4540 return __val_expr<_Op>(_Op(less_equal<value_type>(), 4541 __x, __scalar_expr<value_type>(__y, __x.size()))); 4542} 4543 4544template<class _Expr> 4545inline _LIBCPP_INLINE_VISIBILITY 4546typename enable_if 4547< 4548 __is_val_expr<_Expr>::value, 4549 __val_expr<_BinaryOp<less_equal<typename _Expr::value_type>, 4550 __scalar_expr<typename _Expr::value_type>, _Expr> > 4551>::type 4552operator<=(const typename _Expr::value_type& __x, const _Expr& __y) 4553{ 4554 typedef typename _Expr::value_type value_type; 4555 typedef _BinaryOp<less_equal<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4556 return __val_expr<_Op>(_Op(less_equal<value_type>(), 4557 __scalar_expr<value_type>(__x, __y.size()), __y)); 4558} 4559 4560template<class _Expr1, class _Expr2> 4561inline _LIBCPP_INLINE_VISIBILITY 4562typename enable_if 4563< 4564 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4565 __val_expr<_BinaryOp<greater_equal<typename _Expr1::value_type>, _Expr1, _Expr2> > 4566>::type 4567operator>=(const _Expr1& __x, const _Expr2& __y) 4568{ 4569 typedef typename _Expr1::value_type value_type; 4570 typedef _BinaryOp<greater_equal<value_type>, _Expr1, _Expr2> _Op; 4571 return __val_expr<_Op>(_Op(greater_equal<value_type>(), __x, __y)); 4572} 4573 4574template<class _Expr> 4575inline _LIBCPP_INLINE_VISIBILITY 4576typename enable_if 4577< 4578 __is_val_expr<_Expr>::value, 4579 __val_expr<_BinaryOp<greater_equal<typename _Expr::value_type>, 4580 _Expr, __scalar_expr<typename _Expr::value_type> > > 4581>::type 4582operator>=(const _Expr& __x, const typename _Expr::value_type& __y) 4583{ 4584 typedef typename _Expr::value_type value_type; 4585 typedef _BinaryOp<greater_equal<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4586 return __val_expr<_Op>(_Op(greater_equal<value_type>(), 4587 __x, __scalar_expr<value_type>(__y, __x.size()))); 4588} 4589 4590template<class _Expr> 4591inline _LIBCPP_INLINE_VISIBILITY 4592typename enable_if 4593< 4594 __is_val_expr<_Expr>::value, 4595 __val_expr<_BinaryOp<greater_equal<typename _Expr::value_type>, 4596 __scalar_expr<typename _Expr::value_type>, _Expr> > 4597>::type 4598operator>=(const typename _Expr::value_type& __x, const _Expr& __y) 4599{ 4600 typedef typename _Expr::value_type value_type; 4601 typedef _BinaryOp<greater_equal<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4602 return __val_expr<_Op>(_Op(greater_equal<value_type>(), 4603 __scalar_expr<value_type>(__x, __y.size()), __y)); 4604} 4605 4606template<class _Expr> 4607inline _LIBCPP_INLINE_VISIBILITY 4608typename enable_if 4609< 4610 __is_val_expr<_Expr>::value, 4611 __val_expr<_UnaryOp<__abs_expr<typename _Expr::value_type>, _Expr> > 4612>::type 4613abs(const _Expr& __x) 4614{ 4615 typedef typename _Expr::value_type value_type; 4616 typedef _UnaryOp<__abs_expr<value_type>, _Expr> _Op; 4617 return __val_expr<_Op>(_Op(__abs_expr<value_type>(), __x)); 4618} 4619 4620template<class _Expr> 4621inline _LIBCPP_INLINE_VISIBILITY 4622typename enable_if 4623< 4624 __is_val_expr<_Expr>::value, 4625 __val_expr<_UnaryOp<__acos_expr<typename _Expr::value_type>, _Expr> > 4626>::type 4627acos(const _Expr& __x) 4628{ 4629 typedef typename _Expr::value_type value_type; 4630 typedef _UnaryOp<__acos_expr<value_type>, _Expr> _Op; 4631 return __val_expr<_Op>(_Op(__acos_expr<value_type>(), __x)); 4632} 4633 4634template<class _Expr> 4635inline _LIBCPP_INLINE_VISIBILITY 4636typename enable_if 4637< 4638 __is_val_expr<_Expr>::value, 4639 __val_expr<_UnaryOp<__asin_expr<typename _Expr::value_type>, _Expr> > 4640>::type 4641asin(const _Expr& __x) 4642{ 4643 typedef typename _Expr::value_type value_type; 4644 typedef _UnaryOp<__asin_expr<value_type>, _Expr> _Op; 4645 return __val_expr<_Op>(_Op(__asin_expr<value_type>(), __x)); 4646} 4647 4648template<class _Expr> 4649inline _LIBCPP_INLINE_VISIBILITY 4650typename enable_if 4651< 4652 __is_val_expr<_Expr>::value, 4653 __val_expr<_UnaryOp<__atan_expr<typename _Expr::value_type>, _Expr> > 4654>::type 4655atan(const _Expr& __x) 4656{ 4657 typedef typename _Expr::value_type value_type; 4658 typedef _UnaryOp<__atan_expr<value_type>, _Expr> _Op; 4659 return __val_expr<_Op>(_Op(__atan_expr<value_type>(), __x)); 4660} 4661 4662template<class _Expr1, class _Expr2> 4663inline _LIBCPP_INLINE_VISIBILITY 4664typename enable_if 4665< 4666 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4667 __val_expr<_BinaryOp<__atan2_expr<typename _Expr1::value_type>, _Expr1, _Expr2> > 4668>::type 4669atan2(const _Expr1& __x, const _Expr2& __y) 4670{ 4671 typedef typename _Expr1::value_type value_type; 4672 typedef _BinaryOp<__atan2_expr<value_type>, _Expr1, _Expr2> _Op; 4673 return __val_expr<_Op>(_Op(__atan2_expr<value_type>(), __x, __y)); 4674} 4675 4676template<class _Expr> 4677inline _LIBCPP_INLINE_VISIBILITY 4678typename enable_if 4679< 4680 __is_val_expr<_Expr>::value, 4681 __val_expr<_BinaryOp<__atan2_expr<typename _Expr::value_type>, 4682 _Expr, __scalar_expr<typename _Expr::value_type> > > 4683>::type 4684atan2(const _Expr& __x, const typename _Expr::value_type& __y) 4685{ 4686 typedef typename _Expr::value_type value_type; 4687 typedef _BinaryOp<__atan2_expr<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4688 return __val_expr<_Op>(_Op(__atan2_expr<value_type>(), 4689 __x, __scalar_expr<value_type>(__y, __x.size()))); 4690} 4691 4692template<class _Expr> 4693inline _LIBCPP_INLINE_VISIBILITY 4694typename enable_if 4695< 4696 __is_val_expr<_Expr>::value, 4697 __val_expr<_BinaryOp<__atan2_expr<typename _Expr::value_type>, 4698 __scalar_expr<typename _Expr::value_type>, _Expr> > 4699>::type 4700atan2(const typename _Expr::value_type& __x, const _Expr& __y) 4701{ 4702 typedef typename _Expr::value_type value_type; 4703 typedef _BinaryOp<__atan2_expr<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4704 return __val_expr<_Op>(_Op(__atan2_expr<value_type>(), 4705 __scalar_expr<value_type>(__x, __y.size()), __y)); 4706} 4707 4708template<class _Expr> 4709inline _LIBCPP_INLINE_VISIBILITY 4710typename enable_if 4711< 4712 __is_val_expr<_Expr>::value, 4713 __val_expr<_UnaryOp<__cos_expr<typename _Expr::value_type>, _Expr> > 4714>::type 4715cos(const _Expr& __x) 4716{ 4717 typedef typename _Expr::value_type value_type; 4718 typedef _UnaryOp<__cos_expr<value_type>, _Expr> _Op; 4719 return __val_expr<_Op>(_Op(__cos_expr<value_type>(), __x)); 4720} 4721 4722template<class _Expr> 4723inline _LIBCPP_INLINE_VISIBILITY 4724typename enable_if 4725< 4726 __is_val_expr<_Expr>::value, 4727 __val_expr<_UnaryOp<__cosh_expr<typename _Expr::value_type>, _Expr> > 4728>::type 4729cosh(const _Expr& __x) 4730{ 4731 typedef typename _Expr::value_type value_type; 4732 typedef _UnaryOp<__cosh_expr<value_type>, _Expr> _Op; 4733 return __val_expr<_Op>(_Op(__cosh_expr<value_type>(), __x)); 4734} 4735 4736template<class _Expr> 4737inline _LIBCPP_INLINE_VISIBILITY 4738typename enable_if 4739< 4740 __is_val_expr<_Expr>::value, 4741 __val_expr<_UnaryOp<__exp_expr<typename _Expr::value_type>, _Expr> > 4742>::type 4743exp(const _Expr& __x) 4744{ 4745 typedef typename _Expr::value_type value_type; 4746 typedef _UnaryOp<__exp_expr<value_type>, _Expr> _Op; 4747 return __val_expr<_Op>(_Op(__exp_expr<value_type>(), __x)); 4748} 4749 4750template<class _Expr> 4751inline _LIBCPP_INLINE_VISIBILITY 4752typename enable_if 4753< 4754 __is_val_expr<_Expr>::value, 4755 __val_expr<_UnaryOp<__log_expr<typename _Expr::value_type>, _Expr> > 4756>::type 4757log(const _Expr& __x) 4758{ 4759 typedef typename _Expr::value_type value_type; 4760 typedef _UnaryOp<__log_expr<value_type>, _Expr> _Op; 4761 return __val_expr<_Op>(_Op(__log_expr<value_type>(), __x)); 4762} 4763 4764template<class _Expr> 4765inline _LIBCPP_INLINE_VISIBILITY 4766typename enable_if 4767< 4768 __is_val_expr<_Expr>::value, 4769 __val_expr<_UnaryOp<__log10_expr<typename _Expr::value_type>, _Expr> > 4770>::type 4771log10(const _Expr& __x) 4772{ 4773 typedef typename _Expr::value_type value_type; 4774 typedef _UnaryOp<__log10_expr<value_type>, _Expr> _Op; 4775 return __val_expr<_Op>(_Op(__log10_expr<value_type>(), __x)); 4776} 4777 4778template<class _Expr1, class _Expr2> 4779inline _LIBCPP_INLINE_VISIBILITY 4780typename enable_if 4781< 4782 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4783 __val_expr<_BinaryOp<__pow_expr<typename _Expr1::value_type>, _Expr1, _Expr2> > 4784>::type 4785pow(const _Expr1& __x, const _Expr2& __y) 4786{ 4787 typedef typename _Expr1::value_type value_type; 4788 typedef _BinaryOp<__pow_expr<value_type>, _Expr1, _Expr2> _Op; 4789 return __val_expr<_Op>(_Op(__pow_expr<value_type>(), __x, __y)); 4790} 4791 4792template<class _Expr> 4793inline _LIBCPP_INLINE_VISIBILITY 4794typename enable_if 4795< 4796 __is_val_expr<_Expr>::value, 4797 __val_expr<_BinaryOp<__pow_expr<typename _Expr::value_type>, 4798 _Expr, __scalar_expr<typename _Expr::value_type> > > 4799>::type 4800pow(const _Expr& __x, const typename _Expr::value_type& __y) 4801{ 4802 typedef typename _Expr::value_type value_type; 4803 typedef _BinaryOp<__pow_expr<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4804 return __val_expr<_Op>(_Op(__pow_expr<value_type>(), 4805 __x, __scalar_expr<value_type>(__y, __x.size()))); 4806} 4807 4808template<class _Expr> 4809inline _LIBCPP_INLINE_VISIBILITY 4810typename enable_if 4811< 4812 __is_val_expr<_Expr>::value, 4813 __val_expr<_BinaryOp<__pow_expr<typename _Expr::value_type>, 4814 __scalar_expr<typename _Expr::value_type>, _Expr> > 4815>::type 4816pow(const typename _Expr::value_type& __x, const _Expr& __y) 4817{ 4818 typedef typename _Expr::value_type value_type; 4819 typedef _BinaryOp<__pow_expr<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4820 return __val_expr<_Op>(_Op(__pow_expr<value_type>(), 4821 __scalar_expr<value_type>(__x, __y.size()), __y)); 4822} 4823 4824template<class _Expr> 4825inline _LIBCPP_INLINE_VISIBILITY 4826typename enable_if 4827< 4828 __is_val_expr<_Expr>::value, 4829 __val_expr<_UnaryOp<__sin_expr<typename _Expr::value_type>, _Expr> > 4830>::type 4831sin(const _Expr& __x) 4832{ 4833 typedef typename _Expr::value_type value_type; 4834 typedef _UnaryOp<__sin_expr<value_type>, _Expr> _Op; 4835 return __val_expr<_Op>(_Op(__sin_expr<value_type>(), __x)); 4836} 4837 4838template<class _Expr> 4839inline _LIBCPP_INLINE_VISIBILITY 4840typename enable_if 4841< 4842 __is_val_expr<_Expr>::value, 4843 __val_expr<_UnaryOp<__sinh_expr<typename _Expr::value_type>, _Expr> > 4844>::type 4845sinh(const _Expr& __x) 4846{ 4847 typedef typename _Expr::value_type value_type; 4848 typedef _UnaryOp<__sinh_expr<value_type>, _Expr> _Op; 4849 return __val_expr<_Op>(_Op(__sinh_expr<value_type>(), __x)); 4850} 4851 4852template<class _Expr> 4853inline _LIBCPP_INLINE_VISIBILITY 4854typename enable_if 4855< 4856 __is_val_expr<_Expr>::value, 4857 __val_expr<_UnaryOp<__sqrt_expr<typename _Expr::value_type>, _Expr> > 4858>::type 4859sqrt(const _Expr& __x) 4860{ 4861 typedef typename _Expr::value_type value_type; 4862 typedef _UnaryOp<__sqrt_expr<value_type>, _Expr> _Op; 4863 return __val_expr<_Op>(_Op(__sqrt_expr<value_type>(), __x)); 4864} 4865 4866template<class _Expr> 4867inline _LIBCPP_INLINE_VISIBILITY 4868typename enable_if 4869< 4870 __is_val_expr<_Expr>::value, 4871 __val_expr<_UnaryOp<__tan_expr<typename _Expr::value_type>, _Expr> > 4872>::type 4873tan(const _Expr& __x) 4874{ 4875 typedef typename _Expr::value_type value_type; 4876 typedef _UnaryOp<__tan_expr<value_type>, _Expr> _Op; 4877 return __val_expr<_Op>(_Op(__tan_expr<value_type>(), __x)); 4878} 4879 4880template<class _Expr> 4881inline _LIBCPP_INLINE_VISIBILITY 4882typename enable_if 4883< 4884 __is_val_expr<_Expr>::value, 4885 __val_expr<_UnaryOp<__tanh_expr<typename _Expr::value_type>, _Expr> > 4886>::type 4887tanh(const _Expr& __x) 4888{ 4889 typedef typename _Expr::value_type value_type; 4890 typedef _UnaryOp<__tanh_expr<value_type>, _Expr> _Op; 4891 return __val_expr<_Op>(_Op(__tanh_expr<value_type>(), __x)); 4892} 4893 4894template <class _Tp> 4895inline _LIBCPP_INLINE_VISIBILITY 4896_Tp* 4897begin(valarray<_Tp>& __v) 4898{ 4899 return __v.__begin_; 4900} 4901 4902template <class _Tp> 4903inline _LIBCPP_INLINE_VISIBILITY 4904const _Tp* 4905begin(const valarray<_Tp>& __v) 4906{ 4907 return __v.__begin_; 4908} 4909 4910template <class _Tp> 4911inline _LIBCPP_INLINE_VISIBILITY 4912_Tp* 4913end(valarray<_Tp>& __v) 4914{ 4915 return __v.__end_; 4916} 4917 4918template <class _Tp> 4919inline _LIBCPP_INLINE_VISIBILITY 4920const _Tp* 4921end(const valarray<_Tp>& __v) 4922{ 4923 return __v.__end_; 4924} 4925 4926_LIBCPP_END_NAMESPACE_STD 4927 4928_LIBCPP_POP_MACROS 4929 4930#endif // _LIBCPP_VALARRAY 4931