codekingpro/portable-devtools

1// -*- C++ -*-2//===---------------------------- bitset ----------------------------------===//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-exception7//8//===----------------------------------------------------------------------===//9 10#ifndef _LIBCUDACXX_BITSET11#define _LIBCUDACXX_BITSET12 13/*14    bitset synopsis15 16namespace std17{18 19namespace std {20 21template <size_t N>22class bitset23{24public:25    // bit reference:26    class reference27    {28        friend class bitset;29        reference() noexcept;30    public:31        ~reference() noexcept;32        reference& operator=(bool x) noexcept;           // for b[i] = x;33        reference& operator=(const reference&) noexcept; // for b[i] = b[j];34        bool operator~() const noexcept;                 // flips the bit35        operator bool() const noexcept;                  // for x = b[i];36        reference& flip() noexcept;                      // for b[i].flip();37    };38 39    // 23.3.5.1 constructors:40    constexpr bitset() noexcept;41    constexpr bitset(unsigned long long val) noexcept;42    template <class charT>43        explicit bitset(const charT* str,44                        typename basic_string<charT>::size_type n = basic_string<charT>::npos,45                        charT zero = charT('0'), charT one = charT('1'));46    template<class charT, class traits, class Allocator>47        explicit bitset(const basic_string<charT,traits,Allocator>& str,48                        typename basic_string<charT,traits,Allocator>::size_type pos = 0,49                        typename basic_string<charT,traits,Allocator>::size_type n =50                                 basic_string<charT,traits,Allocator>::npos,51                        charT zero = charT('0'), charT one = charT('1'));52 53    // 23.3.5.2 bitset operations:54    bitset& operator&=(const bitset& rhs) noexcept;55    bitset& operator|=(const bitset& rhs) noexcept;56    bitset& operator^=(const bitset& rhs) noexcept;57    bitset& operator<<=(size_t pos) noexcept;58    bitset& operator>>=(size_t pos) noexcept;59    bitset& set() noexcept;60    bitset& set(size_t pos, bool val = true);61    bitset& reset() noexcept;62    bitset& reset(size_t pos);63    bitset operator~() const noexcept;64    bitset& flip() noexcept;65    bitset& flip(size_t pos);66 67    // element access:68    constexpr bool operator[](size_t pos) const; // for b[i];69    reference operator[](size_t pos);            // for b[i];70    unsigned long to_ulong() const;71    unsigned long long to_ullong() const;72    template <class charT, class traits, class Allocator>73        basic_string<charT, traits, Allocator> to_string(charT zero = charT('0'), charT one = charT('1')) const;74    template <class charT, class traits>75        basic_string<charT, traits, allocator<charT> > to_string(charT zero = charT('0'), charT one = charT('1')) const;76    template <class charT>77        basic_string<charT, char_traits<charT>, allocator<charT> > to_string(charT zero = charT('0'), charT one = charT('1')) const;78    basic_string<char, char_traits<char>, allocator<char> > to_string(char zero = '0', char one = '1') const;79    size_t count() const noexcept;80    constexpr size_t size() const noexcept;81    bool operator==(const bitset& rhs) const noexcept;82    bool operator!=(const bitset& rhs) const noexcept;83    bool test(size_t pos) const;84    bool all() const noexcept;85    bool any() const noexcept;86    bool none() const noexcept;87    bitset operator<<(size_t pos) const noexcept;88    bitset operator>>(size_t pos) const noexcept;89};90 91// 23.3.5.3 bitset operators:92template <size_t N>93bitset<N> operator&(const bitset<N>&, const bitset<N>&) noexcept;94 95template <size_t N>96bitset<N> operator|(const bitset<N>&, const bitset<N>&) noexcept;97 98template <size_t N>99bitset<N> operator^(const bitset<N>&, const bitset<N>&) noexcept;100 101template <class charT, class traits, size_t N>102basic_istream<charT, traits>&103operator>>(basic_istream<charT, traits>& is, bitset<N>& x);104 105template <class charT, class traits, size_t N>106basic_ostream<charT, traits>&107operator<<(basic_ostream<charT, traits>& os, const bitset<N>& x);108 109template <size_t N> struct hash<std::bitset<N>>;110 111}  // std112 113*/114 115#include <__config>116#include <__bit_reference>117#include <cstddef>118#include <climits>119#include <string>120#include <stdexcept>121#include <iosfwd>122#include <__functional_base>123 124#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)125#  pragma GCC system_header126#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)127#  pragma clang system_header128#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)129#  pragma system_header130#endif // no system header131 132_LIBCUDACXX_PUSH_MACROS133#include <__undef_macros>134 135 136_LIBCUDACXX_BEGIN_NAMESPACE_STD137 138template <size_t _N_words, size_t _Size>139class __bitset;140 141template <size_t _N_words, size_t _Size>142struct __has_storage_type<__bitset<_N_words, _Size> >143{144    static const bool value = true;145};146 147template <size_t _N_words, size_t _Size>148class __bitset149{150public:151    typedef ptrdiff_t              difference_type;152    typedef size_t                 size_type;153    typedef size_type              __storage_type;154protected:155    typedef __bitset __self;156    typedef       __storage_type*  __storage_pointer;157    typedef const __storage_type*  __const_storage_pointer;158    static const unsigned __bits_per_word = static_cast<unsigned>(sizeof(__storage_type) * CHAR_BIT);159 160    friend class __bit_reference<__bitset>;161    friend class __bit_const_reference<__bitset>;162    friend class __bit_iterator<__bitset, false>;163    friend class __bit_iterator<__bitset, true>;164    friend struct __bit_array<__bitset>;165 166    __storage_type __first_[_N_words];167 168    typedef __bit_reference<__bitset>                  reference;169    typedef __bit_const_reference<__bitset>            const_reference;170    typedef __bit_iterator<__bitset, false>            iterator;171    typedef __bit_iterator<__bitset, true>             const_iterator;172 173    _LIBCUDACXX_INLINE_VISIBILITY174    constexpr __bitset() noexcept;175    _LIBCUDACXX_INLINE_VISIBILITY176    explicit constexpr __bitset(unsigned long long __v) noexcept;177 178    _LIBCUDACXX_INLINE_VISIBILITY reference __make_ref(size_t __pos) noexcept179        {return reference(__first_ + __pos / __bits_per_word, __storage_type(1) << __pos % __bits_per_word);}180    _LIBCUDACXX_INLINE_VISIBILITY constexpr const_reference __make_ref(size_t __pos) const noexcept181        {return const_reference(__first_ + __pos / __bits_per_word, __storage_type(1) << __pos % __bits_per_word);}182    _LIBCUDACXX_INLINE_VISIBILITY iterator __make_iter(size_t __pos) noexcept183        {return iterator(__first_ + __pos / __bits_per_word, __pos % __bits_per_word);}184    _LIBCUDACXX_INLINE_VISIBILITY const_iterator __make_iter(size_t __pos) const noexcept185        {return const_iterator(__first_ + __pos / __bits_per_word, __pos % __bits_per_word);}186 187    _LIBCUDACXX_INLINE_VISIBILITY188    void operator&=(const __bitset& __v) noexcept;189    _LIBCUDACXX_INLINE_VISIBILITY190    void operator|=(const __bitset& __v) noexcept;191    _LIBCUDACXX_INLINE_VISIBILITY192    void operator^=(const __bitset& __v) noexcept;193 194    void flip() noexcept;195    _LIBCUDACXX_INLINE_VISIBILITY unsigned long to_ulong() const196        {return to_ulong(integral_constant<bool, _Size < sizeof(unsigned long) * CHAR_BIT>());}197    _LIBCUDACXX_INLINE_VISIBILITY unsigned long long to_ullong() const198        {return to_ullong(integral_constant<bool, _Size < sizeof(unsigned long long) * CHAR_BIT>());}199 200    bool all() const noexcept;201    bool any() const noexcept;202    _LIBCUDACXX_INLINE_VISIBILITY203    size_t __hash_code() const noexcept;204private:205    unsigned long to_ulong(false_type) const;206    _LIBCUDACXX_INLINE_VISIBILITY207    unsigned long to_ulong(true_type) const;208    unsigned long long to_ullong(false_type) const;209    _LIBCUDACXX_INLINE_VISIBILITY210    unsigned long long to_ullong(true_type) const;211    _LIBCUDACXX_INLINE_VISIBILITY212    unsigned long long to_ullong(true_type, false_type) const;213    unsigned long long to_ullong(true_type, true_type) const;214};215 216template <size_t _N_words, size_t _Size>217inline constexpr218__bitset<_N_words, _Size>::__bitset() noexcept219    : __first_{0}220{}221 222template <size_t _N_words, size_t _Size>223inline224constexpr225__bitset<_N_words, _Size>::__bitset(unsigned long long __v) noexcept226#if __SIZEOF_SIZE_T__ == 8227    : __first_{__v}228#elif __SIZEOF_SIZE_T__ == 4229    : __first_{static_cast<__storage_type>(__v),230                _Size >= 2 * __bits_per_word ? static_cast<__storage_type>(__v >> __bits_per_word)231                : static_cast<__storage_type>((__v >> __bits_per_word) & (__storage_type(1) << (_Size - __bits_per_word)) - 1)}232#else233#error This constructor has not been ported to this platform234#endif235{}236 237template <size_t _N_words, size_t _Size>238inline239void240__bitset<_N_words, _Size>::operator&=(const __bitset& __v) noexcept241{242    for (size_type __i = 0; __i < _N_words; ++__i)243        __first_[__i] &= __v.__first_[__i];244}245 246template <size_t _N_words, size_t _Size>247inline248void249__bitset<_N_words, _Size>::operator|=(const __bitset& __v) noexcept250{251    for (size_type __i = 0; __i < _N_words; ++__i)252        __first_[__i] |= __v.__first_[__i];253}254 255template <size_t _N_words, size_t _Size>256inline257void258__bitset<_N_words, _Size>::operator^=(const __bitset& __v) noexcept259{260    for (size_type __i = 0; __i < _N_words; ++__i)261        __first_[__i] ^= __v.__first_[__i];262}263 264template <size_t _N_words, size_t _Size>265void266__bitset<_N_words, _Size>::flip() noexcept267{268    // do middle whole words269    size_type __n = _Size;270    __storage_pointer __p = __first_;271    for (; __n >= __bits_per_word; ++__p, __n -= __bits_per_word)272        *__p = ~*__p;273    // do last partial word274    if (__n > 0)275    {276        __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n);277        __storage_type __b = *__p & __m;278        *__p &= ~__m;279        *__p |= ~__b & __m;280    }281}282 283template <size_t _N_words, size_t _Size>284unsigned long285__bitset<_N_words, _Size>::to_ulong(false_type) const286{287    const_iterator __e = __make_iter(_Size);288    const_iterator __i = _CUDA_VSTD::find(__make_iter(sizeof(unsigned long) * CHAR_BIT), __e, true);289    if (__i != __e)290        __throw_overflow_error("bitset to_ulong overflow error");291 292    return __first_[0];293}294 295template <size_t _N_words, size_t _Size>296inline297unsigned long298__bitset<_N_words, _Size>::to_ulong(true_type) const299{300    return __first_[0];301}302 303template <size_t _N_words, size_t _Size>304unsigned long long305__bitset<_N_words, _Size>::to_ullong(false_type) const306{307    const_iterator __e = __make_iter(_Size);308    const_iterator __i = _CUDA_VSTD::find(__make_iter(sizeof(unsigned long long) * CHAR_BIT), __e, true);309    if (__i != __e)310        __throw_overflow_error("bitset to_ullong overflow error");311 312    return to_ullong(true_type());313}314 315template <size_t _N_words, size_t _Size>316inline317unsigned long long318__bitset<_N_words, _Size>::to_ullong(true_type) const319{320    return to_ullong(true_type(), integral_constant<bool, sizeof(__storage_type) < sizeof(unsigned long long)>());321}322 323template <size_t _N_words, size_t _Size>324inline325unsigned long long326__bitset<_N_words, _Size>::to_ullong(true_type, false_type) const327{328    return __first_[0];329}330 331template <size_t _N_words, size_t _Size>332unsigned long long333__bitset<_N_words, _Size>::to_ullong(true_type, true_type) const334{335    unsigned long long __r = __first_[0];336    for (std::size_t __i = 1; __i < sizeof(unsigned long long) / sizeof(__storage_type); ++__i)337        __r |= static_cast<unsigned long long>(__first_[__i]) << (sizeof(__storage_type) * CHAR_BIT);338    return __r;339}340 341template <size_t _N_words, size_t _Size>342bool343__bitset<_N_words, _Size>::all() const noexcept344{345    // do middle whole words346    size_type __n = _Size;347    __const_storage_pointer __p = __first_;348    for (; __n >= __bits_per_word; ++__p, __n -= __bits_per_word)349        if (~*__p)350            return false;351    // do last partial word352    if (__n > 0)353    {354        __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n);355        if (~*__p & __m)356            return false;357    }358    return true;359}360 361template <size_t _N_words, size_t _Size>362bool363__bitset<_N_words, _Size>::any() const noexcept364{365    // do middle whole words366    size_type __n = _Size;367    __const_storage_pointer __p = __first_;368    for (; __n >= __bits_per_word; ++__p, __n -= __bits_per_word)369        if (*__p)370            return true;371    // do last partial word372    if (__n > 0)373    {374        __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n);375        if (*__p & __m)376            return true;377    }378    return false;379}380 381template <size_t _N_words, size_t _Size>382inline383size_t384__bitset<_N_words, _Size>::__hash_code() const noexcept385{386    size_t __h = 0;387    for (size_type __i = 0; __i < _N_words; ++__i)388        __h ^= __first_[__i];389    return __h;390}391 392template <size_t _Size>393class __bitset<1, _Size>394{395public:396    typedef ptrdiff_t              difference_type;397    typedef size_t                 size_type;398    typedef size_type              __storage_type;399protected:400    typedef __bitset __self;401    typedef       __storage_type*  __storage_pointer;402    typedef const __storage_type*  __const_storage_pointer;403    static const unsigned __bits_per_word = static_cast<unsigned>(sizeof(__storage_type) * CHAR_BIT);404 405    friend class __bit_reference<__bitset>;406    friend class __bit_const_reference<__bitset>;407    friend class __bit_iterator<__bitset, false>;408    friend class __bit_iterator<__bitset, true>;409    friend struct __bit_array<__bitset>;410 411    __storage_type __first_;412 413    typedef __bit_reference<__bitset>                  reference;414    typedef __bit_const_reference<__bitset>            const_reference;415    typedef __bit_iterator<__bitset, false>            iterator;416    typedef __bit_iterator<__bitset, true>             const_iterator;417 418    _LIBCUDACXX_INLINE_VISIBILITY419    constexpr __bitset() noexcept;420    _LIBCUDACXX_INLINE_VISIBILITY421    explicit constexpr __bitset(unsigned long long __v) noexcept;422 423    _LIBCUDACXX_INLINE_VISIBILITY reference __make_ref(size_t __pos) noexcept424        {return reference(&__first_, __storage_type(1) << __pos);}425    _LIBCUDACXX_INLINE_VISIBILITY constexpr const_reference __make_ref(size_t __pos) const noexcept426        {return const_reference(&__first_, __storage_type(1) << __pos);}427    _LIBCUDACXX_INLINE_VISIBILITY iterator __make_iter(size_t __pos) noexcept428        {return iterator(&__first_ + __pos / __bits_per_word, __pos % __bits_per_word);}429    _LIBCUDACXX_INLINE_VISIBILITY const_iterator __make_iter(size_t __pos) const noexcept430        {return const_iterator(&__first_ + __pos / __bits_per_word, __pos % __bits_per_word);}431 432    _LIBCUDACXX_INLINE_VISIBILITY433    void operator&=(const __bitset& __v) noexcept;434    _LIBCUDACXX_INLINE_VISIBILITY435    void operator|=(const __bitset& __v) noexcept;436    _LIBCUDACXX_INLINE_VISIBILITY437    void operator^=(const __bitset& __v) noexcept;438 439    _LIBCUDACXX_INLINE_VISIBILITY440    void flip() noexcept;441 442    _LIBCUDACXX_INLINE_VISIBILITY443    unsigned long to_ulong() const;444    _LIBCUDACXX_INLINE_VISIBILITY445    unsigned long long to_ullong() const;446 447    _LIBCUDACXX_INLINE_VISIBILITY448    bool all() const noexcept;449    _LIBCUDACXX_INLINE_VISIBILITY450    bool any() const noexcept;451 452    _LIBCUDACXX_INLINE_VISIBILITY453    size_t __hash_code() const noexcept;454};455 456template <size_t _Size>457inline constexpr458__bitset<1, _Size>::__bitset() noexcept459    : __first_(0)460{461}462 463template <size_t _Size>464inline constexpr465__bitset<1, _Size>::__bitset(unsigned long long __v) noexcept466    : __first_(467        _Size == __bits_per_word ? static_cast<__storage_type>(__v)468                                 : static_cast<__storage_type>(__v) & ((__storage_type(1) << _Size) - 1)469    )470{471}472 473template <size_t _Size>474inline475void476__bitset<1, _Size>::operator&=(const __bitset& __v) noexcept477{478    __first_ &= __v.__first_;479}480 481template <size_t _Size>482inline483void484__bitset<1, _Size>::operator|=(const __bitset& __v) noexcept485{486    __first_ |= __v.__first_;487}488 489template <size_t _Size>490inline491void492__bitset<1, _Size>::operator^=(const __bitset& __v) noexcept493{494    __first_ ^= __v.__first_;495}496 497template <size_t _Size>498inline499void500__bitset<1, _Size>::flip() noexcept501{502    __storage_type __m = ~__storage_type(0) >> (__bits_per_word - _Size);503    __first_ = ~__first_;504    __first_ &= __m;505}506 507template <size_t _Size>508inline509unsigned long510__bitset<1, _Size>::to_ulong() const511{512    return __first_;513}514 515template <size_t _Size>516inline517unsigned long long518__bitset<1, _Size>::to_ullong() const519{520    return __first_;521}522 523template <size_t _Size>524inline525bool526__bitset<1, _Size>::all() const noexcept527{528    __storage_type __m = ~__storage_type(0) >> (__bits_per_word - _Size);529    return !(~__first_ & __m);530}531 532template <size_t _Size>533inline534bool535__bitset<1, _Size>::any() const noexcept536{537    __storage_type __m = ~__storage_type(0) >> (__bits_per_word - _Size);538    return __first_ & __m;539}540 541template <size_t _Size>542inline543size_t544__bitset<1, _Size>::__hash_code() const noexcept545{546    return __first_;547}548 549template <>550class __bitset<0, 0>551{552public:553    typedef ptrdiff_t              difference_type;554    typedef size_t                 size_type;555    typedef size_type              __storage_type;556protected:557    typedef __bitset __self;558    typedef       __storage_type*  __storage_pointer;559    typedef const __storage_type*  __const_storage_pointer;560    static const unsigned __bits_per_word = static_cast<unsigned>(sizeof(__storage_type) * CHAR_BIT);561 562    friend class __bit_reference<__bitset>;563    friend class __bit_const_reference<__bitset>;564    friend class __bit_iterator<__bitset, false>;565    friend class __bit_iterator<__bitset, true>;566    friend struct __bit_array<__bitset>;567 568    typedef __bit_reference<__bitset>                  reference;569    typedef __bit_const_reference<__bitset>            const_reference;570    typedef __bit_iterator<__bitset, false>            iterator;571    typedef __bit_iterator<__bitset, true>             const_iterator;572 573    _LIBCUDACXX_INLINE_VISIBILITY574    constexpr __bitset() noexcept;575    _LIBCUDACXX_INLINE_VISIBILITY576    explicit constexpr __bitset(unsigned long long) noexcept;577 578    _LIBCUDACXX_INLINE_VISIBILITY reference __make_ref(size_t) noexcept579        {return reference(0, 1);}580    _LIBCUDACXX_INLINE_VISIBILITY constexpr const_reference __make_ref(size_t) const noexcept581        {return const_reference(0, 1);}582    _LIBCUDACXX_INLINE_VISIBILITY iterator __make_iter(size_t) noexcept583        {return iterator(0, 0);}584    _LIBCUDACXX_INLINE_VISIBILITY const_iterator __make_iter(size_t) const noexcept585        {return const_iterator(0, 0);}586 587    _LIBCUDACXX_INLINE_VISIBILITY void operator&=(const __bitset&) noexcept {}588    _LIBCUDACXX_INLINE_VISIBILITY void operator|=(const __bitset&) noexcept {}589    _LIBCUDACXX_INLINE_VISIBILITY void operator^=(const __bitset&) noexcept {}590 591    _LIBCUDACXX_INLINE_VISIBILITY void flip() noexcept {}592 593    _LIBCUDACXX_INLINE_VISIBILITY unsigned long to_ulong() const {return 0;}594    _LIBCUDACXX_INLINE_VISIBILITY unsigned long long to_ullong() const {return 0;}595 596    _LIBCUDACXX_INLINE_VISIBILITY bool all() const noexcept {return true;}597    _LIBCUDACXX_INLINE_VISIBILITY bool any() const noexcept {return false;}598 599    _LIBCUDACXX_INLINE_VISIBILITY size_t __hash_code() const noexcept {return 0;}600};601 602inline603constexpr604__bitset<0, 0>::__bitset() noexcept605{606}607 608inline609constexpr610__bitset<0, 0>::__bitset(unsigned long long) noexcept611{612}613 614template <size_t _Size> class _LIBCUDACXX_TEMPLATE_VIS bitset;615template <size_t _Size> struct hash<bitset<_Size> >;616 617template <size_t _Size>618class _LIBCUDACXX_TEMPLATE_VIS bitset619    : private __bitset<_Size == 0 ? 0 : (_Size - 1) / (sizeof(size_t) * CHAR_BIT) + 1, _Size>620{621public:622    static const unsigned __n_words = _Size == 0 ? 0 : (_Size - 1) / (sizeof(size_t) * CHAR_BIT) + 1;623    typedef __bitset<__n_words, _Size> base;624 625public:626    typedef typename base::reference       reference;627    typedef typename base::const_reference const_reference;628 629    // 23.3.5.1 constructors:630    _LIBCUDACXX_INLINE_VISIBILITY constexpr bitset() noexcept {}631    _LIBCUDACXX_INLINE_VISIBILITY constexpr632        bitset(unsigned long long __v) noexcept : base(__v) {}633    template<class _CharT, class = _EnableIf<_IsCharLikeType<_CharT>::value> >634        explicit bitset(const _CharT* __str,635                        typename basic_string<_CharT>::size_type __n = basic_string<_CharT>::npos,636                        _CharT __zero = _CharT('0'), _CharT __one = _CharT('1'));637    template<class _CharT, class _Traits, class _Allocator>638        explicit bitset(const basic_string<_CharT,_Traits,_Allocator>& __str,639                        typename basic_string<_CharT,_Traits,_Allocator>::size_type __pos = 0,640                        typename basic_string<_CharT,_Traits,_Allocator>::size_type __n =641                                (basic_string<_CharT,_Traits,_Allocator>::npos),642                        _CharT __zero = _CharT('0'), _CharT __one = _CharT('1'));643 644    // 23.3.5.2 bitset operations:645    _LIBCUDACXX_INLINE_VISIBILITY646    bitset& operator&=(const bitset& __rhs) noexcept;647    _LIBCUDACXX_INLINE_VISIBILITY648    bitset& operator|=(const bitset& __rhs) noexcept;649    _LIBCUDACXX_INLINE_VISIBILITY650    bitset& operator^=(const bitset& __rhs) noexcept;651    bitset& operator<<=(size_t __pos) noexcept;652    bitset& operator>>=(size_t __pos) noexcept;653    _LIBCUDACXX_INLINE_VISIBILITY654    bitset& set() noexcept;655    bitset& set(size_t __pos, bool __val = true);656    _LIBCUDACXX_INLINE_VISIBILITY657    bitset& reset() noexcept;658    bitset& reset(size_t __pos);659    _LIBCUDACXX_INLINE_VISIBILITY660    bitset  operator~() const noexcept;661    _LIBCUDACXX_INLINE_VISIBILITY662    bitset& flip() noexcept;663    bitset& flip(size_t __pos);664 665    // element access:666    _LIBCUDACXX_INLINE_VISIBILITY constexpr667                              const_reference operator[](size_t __p) const {return base::__make_ref(__p);}668    _LIBCUDACXX_INLINE_VISIBILITY       reference operator[](size_t __p)       {return base::__make_ref(__p);}669    _LIBCUDACXX_INLINE_VISIBILITY670    unsigned long to_ulong() const;671    _LIBCUDACXX_INLINE_VISIBILITY672    unsigned long long to_ullong() const;673    template <class _CharT, class _Traits, class _Allocator>674        basic_string<_CharT, _Traits, _Allocator> to_string(_CharT __zero = _CharT('0'),675                                                            _CharT __one = _CharT('1')) const;676    template <class _CharT, class _Traits>677        _LIBCUDACXX_INLINE_VISIBILITY678        basic_string<_CharT, _Traits, allocator<_CharT> > to_string(_CharT __zero = _CharT('0'),679                                                                    _CharT __one = _CharT('1')) const;680    template <class _CharT>681        _LIBCUDACXX_INLINE_VISIBILITY682        basic_string<_CharT, char_traits<_CharT>, allocator<_CharT> > to_string(_CharT __zero = _CharT('0'),683                                                                                _CharT __one = _CharT('1')) const;684    _LIBCUDACXX_INLINE_VISIBILITY685    basic_string<char, char_traits<char>, allocator<char> > to_string(char __zero = '0',686                                                                      char __one = '1') const;687    _LIBCUDACXX_INLINE_VISIBILITY688    size_t count() const noexcept;689    _LIBCUDACXX_INLINE_VISIBILITY constexpr size_t size() const noexcept {return _Size;}690    _LIBCUDACXX_INLINE_VISIBILITY691    bool operator==(const bitset& __rhs) const noexcept;692    _LIBCUDACXX_INLINE_VISIBILITY693    bool operator!=(const bitset& __rhs) const noexcept;694    bool test(size_t __pos) const;695    _LIBCUDACXX_INLINE_VISIBILITY696    bool all() const noexcept;697    _LIBCUDACXX_INLINE_VISIBILITY698    bool any() const noexcept;699    _LIBCUDACXX_INLINE_VISIBILITY bool none() const noexcept {return !any();}700    _LIBCUDACXX_INLINE_VISIBILITY701    bitset operator<<(size_t __pos) const noexcept;702    _LIBCUDACXX_INLINE_VISIBILITY703    bitset operator>>(size_t __pos) const noexcept;704 705private:706 707    _LIBCUDACXX_INLINE_VISIBILITY708    size_t __hash_code() const noexcept {return base::__hash_code();}709 710    friend struct hash<bitset>;711};712 713template <size_t _Size>714template<class _CharT, class>715bitset<_Size>::bitset(const _CharT* __str,716                      typename basic_string<_CharT>::size_type __n,717                      _CharT __zero, _CharT __one)718{719    size_t __rlen = _CUDA_VSTD::min(__n, char_traits<_CharT>::length(__str));720    for (size_t __i = 0; __i < __rlen; ++__i)721        if (__str[__i] != __zero && __str[__i] != __one)722            __throw_invalid_argument("bitset string ctor has invalid argument");723 724    size_t _Mp = _CUDA_VSTD::min(__rlen, _Size);725    size_t __i = 0;726    for (; __i < _Mp; ++__i)727    {728        _CharT __c = __str[_Mp - 1 - __i];729        if (__c == __zero)730            (*this)[__i] = false;731        else732            (*this)[__i] = true;733    }734    _CUDA_VSTD::fill(base::__make_iter(__i), base::__make_iter(_Size), false);735}736 737template <size_t _Size>738template<class _CharT, class _Traits, class _Allocator>739bitset<_Size>::bitset(const basic_string<_CharT,_Traits,_Allocator>& __str,740       typename basic_string<_CharT,_Traits,_Allocator>::size_type __pos,741       typename basic_string<_CharT,_Traits,_Allocator>::size_type __n,742       _CharT __zero, _CharT __one)743{744    if (__pos > __str.size())745        __throw_out_of_range("bitset string pos out of range");746 747    size_t __rlen = _CUDA_VSTD::min(__n, __str.size() - __pos);748    for (size_t __i = __pos; __i < __pos + __rlen; ++__i)749        if (!_Traits::eq(__str[__i], __zero) && !_Traits::eq(__str[__i], __one))750            __throw_invalid_argument("bitset string ctor has invalid argument");751 752    size_t _Mp = _CUDA_VSTD::min(__rlen, _Size);753    size_t __i = 0;754    for (; __i < _Mp; ++__i)755    {756        _CharT __c = __str[__pos + _Mp - 1 - __i];757        if (_Traits::eq(__c, __zero))758            (*this)[__i] = false;759        else760            (*this)[__i] = true;761    }762    _CUDA_VSTD::fill(base::__make_iter(__i), base::__make_iter(_Size), false);763}764 765template <size_t _Size>766inline767bitset<_Size>&768bitset<_Size>::operator&=(const bitset& __rhs) noexcept769{770    base::operator&=(__rhs);771    return *this;772}773 774template <size_t _Size>775inline776bitset<_Size>&777bitset<_Size>::operator|=(const bitset& __rhs) noexcept778{779    base::operator|=(__rhs);780    return *this;781}782 783template <size_t _Size>784inline785bitset<_Size>&786bitset<_Size>::operator^=(const bitset& __rhs) noexcept787{788    base::operator^=(__rhs);789    return *this;790}791 792template <size_t _Size>793bitset<_Size>&794bitset<_Size>::operator<<=(size_t __pos) noexcept795{796    __pos = _CUDA_VSTD::min(__pos, _Size);797    _CUDA_VSTD::copy_backward(base::__make_iter(0), base::__make_iter(_Size - __pos), base::__make_iter(_Size));798    _CUDA_VSTD::fill_n(base::__make_iter(0), __pos, false);799    return *this;800}801 802template <size_t _Size>803bitset<_Size>&804bitset<_Size>::operator>>=(size_t __pos) noexcept805{806    __pos = _CUDA_VSTD::min(__pos, _Size);807    _CUDA_VSTD::copy(base::__make_iter(__pos), base::__make_iter(_Size), base::__make_iter(0));808    _CUDA_VSTD::fill_n(base::__make_iter(_Size - __pos), __pos, false);809    return *this;810}811 812template <size_t _Size>813inline814bitset<_Size>&815bitset<_Size>::set() noexcept816{817    _CUDA_VSTD::fill_n(base::__make_iter(0), _Size, true);818    return *this;819}820 821template <size_t _Size>822bitset<_Size>&823bitset<_Size>::set(size_t __pos, bool __val)824{825    if (__pos >= _Size)826        __throw_out_of_range("bitset set argument out of range");827 828    (*this)[__pos] = __val;829    return *this;830}831 832template <size_t _Size>833inline834bitset<_Size>&835bitset<_Size>::reset() noexcept836{837    _CUDA_VSTD::fill_n(base::__make_iter(0), _Size, false);838    return *this;839}840 841template <size_t _Size>842bitset<_Size>&843bitset<_Size>::reset(size_t __pos)844{845    if (__pos >= _Size)846        __throw_out_of_range("bitset reset argument out of range");847 848    (*this)[__pos] = false;849    return *this;850}851 852template <size_t _Size>853inline854bitset<_Size>855bitset<_Size>::operator~() const noexcept856{857    bitset __x(*this);858    __x.flip();859    return __x;860}861 862template <size_t _Size>863inline864bitset<_Size>&865bitset<_Size>::flip() noexcept866{867    base::flip();868    return *this;869}870 871template <size_t _Size>872bitset<_Size>&873bitset<_Size>::flip(size_t __pos)874{875    if (__pos >= _Size)876        __throw_out_of_range("bitset flip argument out of range");877 878    reference r = base::__make_ref(__pos);879    r = ~r;880    return *this;881}882 883template <size_t _Size>884inline885unsigned long886bitset<_Size>::to_ulong() const887{888    return base::to_ulong();889}890 891template <size_t _Size>892inline893unsigned long long894bitset<_Size>::to_ullong() const895{896    return base::to_ullong();897}898 899template <size_t _Size>900template <class _CharT, class _Traits, class _Allocator>901basic_string<_CharT, _Traits, _Allocator>902bitset<_Size>::to_string(_CharT __zero, _CharT __one) const903{904    basic_string<_CharT, _Traits, _Allocator> __r(_Size, __zero);905    for (size_t __i = 0; __i < _Size; ++__i)906    {907        if ((*this)[__i])908            __r[_Size - 1 - __i] = __one;909    }910    return __r;911}912 913template <size_t _Size>914template <class _CharT, class _Traits>915inline916basic_string<_CharT, _Traits, allocator<_CharT> >917bitset<_Size>::to_string(_CharT __zero, _CharT __one) const918{919    return to_string<_CharT, _Traits, allocator<_CharT> >(__zero, __one);920}921 922template <size_t _Size>923template <class _CharT>924inline925basic_string<_CharT, char_traits<_CharT>, allocator<_CharT> >926bitset<_Size>::to_string(_CharT __zero, _CharT __one) const927{928    return to_string<_CharT, char_traits<_CharT>, allocator<_CharT> >(__zero, __one);929}930 931template <size_t _Size>932inline933basic_string<char, char_traits<char>, allocator<char> >934bitset<_Size>::to_string(char __zero, char __one) const935{936    return to_string<char, char_traits<char>, allocator<char> >(__zero, __one);937}938 939template <size_t _Size>940inline941size_t942bitset<_Size>::count() const noexcept943{944    return static_cast<size_t>(__count_bool_true(base::__make_iter(0), _Size));945}946 947template <size_t _Size>948inline949bool950bitset<_Size>::operator==(const bitset& __rhs) const noexcept951{952    return _CUDA_VSTD::equal(base::__make_iter(0), base::__make_iter(_Size), __rhs.__make_iter(0));953}954 955template <size_t _Size>956inline957bool958bitset<_Size>::operator!=(const bitset& __rhs) const noexcept959{960    return !(*this == __rhs);961}962 963template <size_t _Size>964bool965bitset<_Size>::test(size_t __pos) const966{967    if (__pos >= _Size)968        __throw_out_of_range("bitset test argument out of range");969 970    return (*this)[__pos];971}972 973template <size_t _Size>974inline975bool976bitset<_Size>::all() const noexcept977{978    return base::all();979}980 981template <size_t _Size>982inline983bool984bitset<_Size>::any() const noexcept985{986    return base::any();987}988 989template <size_t _Size>990inline991bitset<_Size>992bitset<_Size>::operator<<(size_t __pos) const noexcept993{994    bitset __r = *this;995    __r <<= __pos;996    return __r;997}998 999template <size_t _Size>1000inline1001bitset<_Size>1002bitset<_Size>::operator>>(size_t __pos) const noexcept1003{1004    bitset __r = *this;1005    __r >>= __pos;1006    return __r;1007}1008 1009template <size_t _Size>1010inline _LIBCUDACXX_INLINE_VISIBILITY1011bitset<_Size>1012operator&(const bitset<_Size>& __x, const bitset<_Size>& __y) noexcept1013{1014    bitset<_Size> __r = __x;1015    __r &= __y;1016    return __r;1017}1018 1019template <size_t _Size>1020inline _LIBCUDACXX_INLINE_VISIBILITY1021bitset<_Size>1022operator|(const bitset<_Size>& __x, const bitset<_Size>& __y) noexcept1023{1024    bitset<_Size> __r = __x;1025    __r |= __y;1026    return __r;1027}1028 1029template <size_t _Size>1030inline _LIBCUDACXX_INLINE_VISIBILITY1031bitset<_Size>1032operator^(const bitset<_Size>& __x, const bitset<_Size>& __y) noexcept1033{1034    bitset<_Size> __r = __x;1035    __r ^= __y;1036    return __r;1037}1038 1039template <size_t _Size>1040struct _LIBCUDACXX_TEMPLATE_VIS hash<bitset<_Size> >1041    : public __unary_function<bitset<_Size>, size_t>1042{1043    _LIBCUDACXX_INLINE_VISIBILITY1044    size_t operator()(const bitset<_Size>& __bs) const noexcept1045        {return __bs.__hash_code();}1046};1047 1048template <class _CharT, class _Traits, size_t _Size>1049basic_istream<_CharT, _Traits>&1050operator>>(basic_istream<_CharT, _Traits>& __is, bitset<_Size>& __x);1051 1052template <class _CharT, class _Traits, size_t _Size>1053basic_ostream<_CharT, _Traits>&1054operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x);1055 1056_LIBCUDACXX_END_NAMESPACE_STD1057 1058_LIBCUDACXX_POP_MACROS1059 1060#endif  // _LIBCUDACXX_BITSET1061