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Sprout/sprout/bitset/bitset.hpp
bolero-MURAKAMI b4b870209b add SPROUT_PP_SOME_NUMBER
2014-01-27 19:09:00 +09:00

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/*=============================================================================
Copyright (c) 2011-2014 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_BITSET_BITSET_HPP
#define SPROUT_BITSET_BITSET_HPP
#include <cstddef>
#include <climits>
#include <string>
#include <stdexcept>
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/detail/sizeof.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/iterator/index_iterator.hpp>
#include <sprout/functional/hash.hpp>
#include <sprout/algorithm/all_of.hpp>
#include <sprout/algorithm/any_of.hpp>
#include <sprout/algorithm/find_if.hpp>
#include <sprout/algorithm/equal.hpp>
#include <sprout/algorithm/fixed/transform.hpp>
#include <sprout/algorithm/fixed/fill.hpp>
#include <sprout/algorithm/cxx14/copy.hpp>
#include <sprout/algorithm/cxx14/move.hpp>
#include <sprout/algorithm/cxx14/fill.hpp>
#include <sprout/numeric/accumulate.hpp>
#include <sprout/operation/fixed/set.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/utility/move.hpp>
#include <sprout/bit/operation.hpp>
#include <sprout/math/comparison.hpp>
#include HDR_FUNCTIONAL_SSCRISK_CEL_OR_SPROUT
namespace sprout {
namespace detail {
struct base_bitset_from_words_construct_tag {};
template<std::size_t N>
class base_bitset {
public:
typedef unsigned long word_type;
typedef word_type value_type;
typedef sprout::index_iterator<base_bitset&, true> iterator;
typedef sprout::index_iterator<base_bitset const&, true> const_iterator;
typedef value_type& reference;
typedef value_type const& const_reference;
typedef std::size_t size_type;
typedef std::ptrdiff_t difference_type;
SPROUT_STATIC_CONSTEXPR std::size_t static_size = N;
public:
struct are_all_pred {
public:
SPROUT_CONSTEXPR bool
operator()(word_type t) const SPROUT_NOEXCEPT {
return t == ~static_cast<word_type>(0);
}
};
struct is_any_pred {
public:
SPROUT_CONSTEXPR bool
operator()(word_type t) const SPROUT_NOEXCEPT {
return t != static_cast<word_type>(0);
}
};
struct to_ulong_pred {
public:
SPROUT_CONSTEXPR bool
operator()(word_type t) const SPROUT_NOEXCEPT {
return t != 0;
}
};
struct count_op {
public:
SPROUT_CONSTEXPR std::size_t
operator()(std::size_t lhs, std::size_t rhs) const SPROUT_NOEXCEPT {
return lhs + sprout::popcount(rhs);
}
};
public:
static SPROUT_CONSTEXPR std::size_t
whichword(std::size_t pos) SPROUT_NOEXCEPT {
return pos / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
}
static SPROUT_CONSTEXPR std::size_t
whichbyte(std::size_t pos) SPROUT_NOEXCEPT {
return (pos % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value)) / CHAR_BIT;
}
static SPROUT_CONSTEXPR std::size_t
whichbit(std::size_t pos) SPROUT_NOEXCEPT {
return pos % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
}
static SPROUT_CONSTEXPR word_type
maskbit(std::size_t pos) SPROUT_NOEXCEPT {
return (static_cast<word_type>(1)) << whichbit(pos);
}
private:
word_type w_[N];
private:
SPROUT_CONSTEXPR std::size_t
find_first_impl(
std::size_t not_found, const_iterator first, const_iterator last,
std::size_t i = 0
) const SPROUT_NOEXCEPT
{
return first == last ? not_found
: *first != static_cast<word_type>(0)
? i * (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) + sprout::ctz(*first)
: find_first_impl(not_found, first + 1, last, i + 1)
;
}
SPROUT_CONSTEXPR std::size_t
find_next_impl_2(
std::size_t not_found, const_iterator first, const_iterator last,
std::size_t i
) const SPROUT_NOEXCEPT
{
return first == last ? not_found
: *first != static_cast<word_type>(0)
? i * (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) + sprout::ctz(*first)
: find_next_impl_2(not_found, first + 1, last)
;
}
SPROUT_CONSTEXPR std::size_t
find_next_impl_1(std::size_t not_found, std::size_t i, word_type thisword) const SPROUT_NOEXCEPT {
return thisword != static_cast<word_type>(0)
? i * (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) + sprout::ctz(thisword)
: find_next_impl_2(not_found, begin() + (i + 1), end(), i + 1)
;
}
SPROUT_CONSTEXPR std::size_t
find_next_impl(std::size_t prev, std::size_t not_found, std::size_t i) const SPROUT_NOEXCEPT {
return find_next_impl_1(not_found, i, w_[i] & ~static_cast<word_type>(0) << whichbit(prev));
}
template<sprout::index_t... Indexes>
SPROUT_CONSTEXPR base_bitset<N>
do_left_shift_impl_2(
std::size_t wshift, std::size_t offset, std::size_t sub_offset,
sprout::index_tuple<Indexes...>
) const SPROUT_NOEXCEPT
{
return base_bitset(
sprout::detail::base_bitset_from_words_construct_tag(),
(sprout::math::greater(Indexes, wshift)
? (w_[Indexes - wshift] << offset) | (w_[Indexes - wshift - 1] >> sub_offset)
: Indexes == wshift ? w_[0] << offset
: static_cast<word_type>(0)
)...
);
}
template<sprout::index_t... Indexes>
SPROUT_CONSTEXPR base_bitset<N>
do_left_shift_impl_1(
std::size_t wshift, std::size_t,
sprout::index_tuple<Indexes...>
) const SPROUT_NOEXCEPT
{
return base_bitset(
sprout::detail::base_bitset_from_words_construct_tag(),
(sprout::math::greater_equal(Indexes, wshift) ? w_[Indexes - wshift]
: static_cast<word_type>(0)
)...
);
}
SPROUT_CONSTEXPR base_bitset<N>
do_left_shift_impl(std::size_t wshift, std::size_t offset) const SPROUT_NOEXCEPT {
return offset == 0
? do_left_shift_impl_1(
wshift, offset,
sprout::make_index_tuple<N>::make()
)
: do_left_shift_impl_2(
wshift, offset, (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) - offset,
sprout::make_index_tuple<N>::make()
)
;
}
template<sprout::index_t... Indexes>
SPROUT_CONSTEXPR base_bitset<N>
do_right_shift_impl_2(
std::size_t wshift, std::size_t offset, std::size_t limit, std::size_t sub_offset,
sprout::index_tuple<Indexes...>
) const SPROUT_NOEXCEPT
{
return base_bitset(
sprout::detail::base_bitset_from_words_construct_tag(),
(sprout::math::less(Indexes, limit)
? (w_[Indexes + wshift] >> offset) | (w_[Indexes + wshift + 1] << sub_offset)
: Indexes == limit ? w_[N-1] >> offset
: static_cast<word_type>(0)
)...
);
}
template<sprout::index_t... Indexes>
SPROUT_CONSTEXPR base_bitset<N>
do_right_shift_impl_1(
std::size_t wshift, std::size_t, std::size_t limit,
sprout::index_tuple<Indexes...>
) const SPROUT_NOEXCEPT
{
return base_bitset(
sprout::detail::base_bitset_from_words_construct_tag(),
(sprout::math::less_equal(Indexes, limit) ? w_[Indexes + wshift]
: static_cast<word_type>(0)
)...
)
;
}
SPROUT_CONSTEXPR base_bitset<N>
do_right_shift_impl(std::size_t wshift, std::size_t offset, std::size_t limit) const SPROUT_NOEXCEPT {
return offset == 0
? do_right_shift_impl_1(
wshift, offset, limit,
sprout::make_index_tuple<N>::make()
)
: do_right_shift_impl_2(
wshift, offset, limit, (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) - offset,
sprout::make_index_tuple<N>::make()
)
;
}
public:
SPROUT_CONSTEXPR base_bitset() SPROUT_NOEXCEPT
: w_()
{}
base_bitset(base_bitset<N> const&) = default;
SPROUT_CONSTEXPR base_bitset(unsigned long long val) SPROUT_NOEXCEPT
: w_{word_type(val), word_type(val >> (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value))}
{}
template<typename... Words>
SPROUT_CONSTEXPR base_bitset(sprout::detail::base_bitset_from_words_construct_tag, Words... words)
: w_{words...}
{}
SPROUT_CXX14_CONSTEXPR base_bitset<N>& operator=(base_bitset<N> const& rhs) {
sprout::copy(rhs.w_ + 0, rhs.w_ + N, w_ + 0);
return *this;
}
SPROUT_CXX14_CONSTEXPR base_bitset<N>& operator=(base_bitset<N>&& rhs) {
sprout::move(rhs.w_ + 0, rhs.w_ + N, w_ + 0);
return *this;
}
SPROUT_CXX14_CONSTEXPR void
setword(std::size_t pos, word_type word) SPROUT_NOEXCEPT {
w_[whichword(pos)] = word;
}
SPROUT_CONSTEXPR base_bitset<N>
setword(std::size_t pos, word_type word) const SPROUT_NOEXCEPT {
return sprout::fixed::set(*this, whichword(pos), word);
}
SPROUT_CONSTEXPR base_bitset<N>
hiword(word_type word) const SPROUT_NOEXCEPT {
return sprout::fixed::set(*this, N - 1, word);
}
SPROUT_CXX14_CONSTEXPR word_type&
getword(std::size_t pos) SPROUT_NOEXCEPT {
return w_[whichword(pos)];
}
SPROUT_CONSTEXPR word_type
getword(std::size_t pos) const SPROUT_NOEXCEPT {
return w_[whichword(pos)];
}
SPROUT_CONSTEXPR word_type const*
getdata() const SPROUT_NOEXCEPT {
return w_;
}
SPROUT_CXX14_CONSTEXPR word_type&
hiword() SPROUT_NOEXCEPT {
return w_[N - 1];
}
SPROUT_CONSTEXPR word_type
hiword() const SPROUT_NOEXCEPT {
return w_[N - 1];
}
SPROUT_CXX14_CONSTEXPR void
do_and(base_bitset<N> const& x) SPROUT_NOEXCEPT {
for (std::size_t i = 0; i < N; i++) {
w_[i] &= x.w_[i];
}
}
SPROUT_CONSTEXPR base_bitset<N>
do_and(base_bitset<N> const& x) const SPROUT_NOEXCEPT {
return sprout::fixed::transform(
begin(), end(), x.begin(), *this, NS_SSCRISK_CEL_OR_SPROUT::bit_and<word_type>()
);
}
SPROUT_CXX14_CONSTEXPR void
do_or(base_bitset<N> const& x) SPROUT_NOEXCEPT {
for (std::size_t i = 0; i < N; i++) {
w_[i] |= x.w_[i];
}
}
SPROUT_CONSTEXPR base_bitset<N>
do_or(base_bitset<N> const& x) const SPROUT_NOEXCEPT {
return sprout::fixed::transform(
begin(), end(), x.begin(), *this, NS_SSCRISK_CEL_OR_SPROUT::bit_or<word_type>()
);
}
SPROUT_CXX14_CONSTEXPR void
do_xor(base_bitset<N> const& x) SPROUT_NOEXCEPT {
for (std::size_t i = 0; i < N; i++) {
w_[i] ^= x.w_[i];
}
}
SPROUT_CONSTEXPR base_bitset<N>
do_xor(base_bitset<N> const& x) const SPROUT_NOEXCEPT {
return sprout::fixed::transform(
begin(), end(), x.begin(), *this, NS_SSCRISK_CEL_OR_SPROUT::bit_xor<word_type>()
);
}
SPROUT_CXX14_CONSTEXPR void
do_left_shift(std::size_t shift) SPROUT_NOEXCEPT {
if (shift != 0) {
std::size_t const wshift = shift / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
std::size_t const offset = shift % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
if (offset == 0) {
for (std::size_t n = N - 1; n >= wshift; --n) {
w_[n] = w_[n - wshift];
}
} else {
std::size_t const sub_offset = (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) - offset;
for (std::size_t n = N - 1; n > wshift; --n) {
w_[n] = (w_[n - wshift] << offset) | (w_[n - wshift - 1] >> sub_offset);
}
w_[wshift] = w_[0] << offset;
}
sprout::fill(w_ + 0, w_ + wshift, static_cast<word_type>(0));
}
}
SPROUT_CONSTEXPR base_bitset<N>
do_left_shift(std::size_t shift) const SPROUT_NOEXCEPT {
return shift != 0 ? do_left_shift_impl(
shift / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value),
shift % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value)
)
: *this
;
}
SPROUT_CXX14_CONSTEXPR void
do_right_shift(std::size_t shift) SPROUT_NOEXCEPT {
if (shift != 0) {
std::size_t const wshift = shift / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
std::size_t const offset = shift % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
std::size_t const limit = N - wshift - 1;
if (offset == 0) {
for (std::size_t n = 0; n <= limit; ++n) {
w_[n] = w_[n + wshift];
}
} else {
std::size_t const sub_offset = (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) - offset;
for (std::size_t n = 0; n < limit; ++n) {
w_[n] = (w_[n + wshift] >> offset) | (w_[n + wshift + 1] << sub_offset);
}
w_[limit] = w_[N-1] >> offset;
}
sprout::fill(w_ + limit + 1, w_ + N, static_cast<word_type>(0));
}
}
SPROUT_CONSTEXPR base_bitset<N>
do_right_shift(std::size_t shift) const SPROUT_NOEXCEPT {
return shift != 0 ? do_right_shift_impl(
shift / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value),
shift % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value),
N - shift / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) - 1
)
: *this
;
}
SPROUT_CXX14_CONSTEXPR void
do_flip() SPROUT_NOEXCEPT {
for (std::size_t i = 0; i < N; i++) {
w_[i] = ~w_[i];
}
}
SPROUT_CONSTEXPR base_bitset<N>
do_flip() const SPROUT_NOEXCEPT {
return sprout::fixed::transform(
begin(), end(), *this, NS_SSCRISK_CEL_OR_SPROUT::bit_not<word_type>()
);
}
SPROUT_CONSTEXPR base_bitset<N>
do_set() const SPROUT_NOEXCEPT {
return sprout::fixed::fill(*this, ~static_cast<word_type>(0));
}
SPROUT_CXX14_CONSTEXPR void
do_set() SPROUT_NOEXCEPT {
for (std::size_t i = 0; i < N; i++) {
w_[i] = ~static_cast<word_type>(0);
}
}
SPROUT_CONSTEXPR base_bitset<N>
do_reset() const SPROUT_NOEXCEPT {
return base_bitset();
}
SPROUT_CXX14_CONSTEXPR void
do_reset() SPROUT_NOEXCEPT {
sprout::fill(w_ + 0, w_ + N, static_cast<word_type>(0));
}
SPROUT_CONSTEXPR bool
is_equal(base_bitset<N> const& x) const SPROUT_NOEXCEPT {
return sprout::equal(begin(), end(), x.begin());
}
template<std::size_t N2>
SPROUT_CONSTEXPR bool
are_all() const SPROUT_NOEXCEPT {
return sprout::all_of(begin(), end() - 1, are_all_pred())
&& hiword() == (~static_cast<word_type>(0) >> (N * (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) - N2))
;
}
SPROUT_CONSTEXPR bool
is_any() const SPROUT_NOEXCEPT {
return sprout::any_of(begin(), end(), is_any_pred());
}
SPROUT_CONSTEXPR std::size_t
do_count() const SPROUT_NOEXCEPT {
return sprout::accumulate(begin(), end(), static_cast<std::size_t>(0), count_op());
}
SPROUT_CONSTEXPR unsigned long
do_to_ulong() const {
return sprout::find_if(begin() + 1, end(), to_ulong_pred()) != end()
? throw std::overflow_error("base_bitset::do_to_ulong")
: w_[0]
;
}
SPROUT_CONSTEXPR unsigned long long
do_to_ullong() const {
return sprout::find_if(
sprout::detail::sizeof_<unsigned long long>::value > sprout::detail::sizeof_<unsigned long>::value ? begin() + 2
: begin() + 1
,
end(),
to_ulong_pred()
) != end()
? throw std::overflow_error("base_bitset::to_ullong")
: sprout::detail::sizeof_<unsigned long long>::value > sprout::detail::sizeof_<unsigned long>::value
? w_[0] + (static_cast<unsigned long long>(w_[1]) << (CHAR_BIT * sizeof(unsigned long)))
: w_[0]
;
}
SPROUT_CONSTEXPR std::size_t
find_first(std::size_t not_found) const SPROUT_NOEXCEPT {
return find_first_impl(not_found, begin(), end());
}
SPROUT_CONSTEXPR std::size_t
find_next(std::size_t prev, std::size_t not_found) const SPROUT_NOEXCEPT {
return prev + 1 >= N * (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) ? not_found
: find_next_impl(prev + 1, not_found, whichword(prev + 1));
;
}
SPROUT_CONSTEXPR std::size_t do_to_hash() const {
return sprout::hash_range(*this);
}
SPROUT_CXX14_CONSTEXPR word_type& operator[](std::size_t i) {
return w_[i];
}
SPROUT_CONSTEXPR word_type const& operator[](std::size_t i) const {
return w_[i];
}
SPROUT_CXX14_CONSTEXPR iterator begin() SPROUT_NOEXCEPT {
return iterator(*this, 0);
}
SPROUT_CONSTEXPR const_iterator begin() const SPROUT_NOEXCEPT {
return const_iterator(*this, 0);
}
SPROUT_CXX14_CONSTEXPR iterator end() SPROUT_NOEXCEPT {
return iterator(*this, N);
}
SPROUT_CONSTEXPR const_iterator end() const SPROUT_NOEXCEPT {
return const_iterator(*this, N);
}
};
template<>
class base_bitset<1> {
public:
typedef unsigned long word_type;
private:
word_type w_;
public:
static SPROUT_CONSTEXPR std::size_t
whichword(std::size_t pos) SPROUT_NOEXCEPT {
return pos / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
}
static SPROUT_CONSTEXPR std::size_t
whichbyte(std::size_t pos) SPROUT_NOEXCEPT {
return (pos % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value)) / CHAR_BIT;
}
static SPROUT_CONSTEXPR std::size_t
whichbit(std::size_t pos) SPROUT_NOEXCEPT {
return pos % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
}
static SPROUT_CONSTEXPR word_type
maskbit(std::size_t pos) SPROUT_NOEXCEPT {
return (static_cast<word_type>(1)) << whichbit(pos);
}
private:
SPROUT_CONSTEXPR std::size_t
find_next_impl(std::size_t prev, std::size_t not_found, word_type x) const SPROUT_NOEXCEPT {
return x != 0 ? sprout::ctz(x) + prev
: not_found
;
}
public:
SPROUT_CONSTEXPR base_bitset() SPROUT_NOEXCEPT
: w_(0)
{}
base_bitset(base_bitset<1> const&) = default;
SPROUT_CONSTEXPR base_bitset(unsigned long long val) SPROUT_NOEXCEPT
: w_(val)
{}
SPROUT_CONSTEXPR base_bitset(sprout::detail::base_bitset_from_words_construct_tag, word_type word)
: w_(word)
{}
SPROUT_CXX14_CONSTEXPR base_bitset<1>& operator=(base_bitset<1> const& rhs) {
w_ = rhs.w_;
return *this;
}
SPROUT_CXX14_CONSTEXPR base_bitset<1>& operator=(base_bitset<1>&& rhs) {
w_ = sprout::move(rhs.w_);
return *this;
}
SPROUT_CXX14_CONSTEXPR void
setword(std::size_t, word_type word) SPROUT_NOEXCEPT {
w_ = word;
}
SPROUT_CONSTEXPR base_bitset<1>
setword(std::size_t, word_type word) const SPROUT_NOEXCEPT {
return base_bitset(sprout::detail::base_bitset_from_words_construct_tag(), word);
}
SPROUT_CONSTEXPR base_bitset<1>
hiword(word_type word) const SPROUT_NOEXCEPT {
return base_bitset(sprout::detail::base_bitset_from_words_construct_tag(), word);
}
SPROUT_CXX14_CONSTEXPR word_type&
getword(std::size_t) SPROUT_NOEXCEPT {
return w_;
}
SPROUT_CONSTEXPR word_type
getword(std::size_t) const SPROUT_NOEXCEPT {
return w_;
}
SPROUT_CONSTEXPR word_type const*
getdata() const SPROUT_NOEXCEPT {
return &w_;
}
SPROUT_CXX14_CONSTEXPR word_type&
hiword() SPROUT_NOEXCEPT {
return w_;
}
SPROUT_CONSTEXPR word_type
hiword() const SPROUT_NOEXCEPT {
return w_;
}
SPROUT_CXX14_CONSTEXPR void
do_and(base_bitset<1> const& x) SPROUT_NOEXCEPT {
w_ &= x.w_;
}
SPROUT_CONSTEXPR base_bitset<1>
do_and(base_bitset<1> const& x) const SPROUT_NOEXCEPT {
return base_bitset<1>(w_ & x.w_);
}
SPROUT_CXX14_CONSTEXPR void
do_or(base_bitset<1> const& x) SPROUT_NOEXCEPT {
w_ |= x.w_;
}
SPROUT_CONSTEXPR base_bitset<1>
do_or(base_bitset<1> const& x) const SPROUT_NOEXCEPT {
return base_bitset<1>(w_ | x.w_);
}
SPROUT_CXX14_CONSTEXPR void
do_xor(base_bitset<1> const& x) SPROUT_NOEXCEPT {
w_ ^= x.w_;
}
SPROUT_CONSTEXPR base_bitset<1>
do_xor(base_bitset<1> const& x) const SPROUT_NOEXCEPT {
return base_bitset<1>(w_ ^ x.w_);
}
SPROUT_CXX14_CONSTEXPR void
do_left_shift(std::size_t shift) SPROUT_NOEXCEPT {
w_ <<= shift;
}
SPROUT_CONSTEXPR base_bitset<1>
do_left_shift(base_bitset<1> const& x) const SPROUT_NOEXCEPT {
return base_bitset<1>(w_ << x.w_);
}
SPROUT_CXX14_CONSTEXPR void
do_right_shift(std::size_t shift) SPROUT_NOEXCEPT {
w_ >>= shift;
}
SPROUT_CONSTEXPR base_bitset<1>
do_right_shift(base_bitset<1> const& x) const SPROUT_NOEXCEPT {
return base_bitset<1>(w_ >> x.w_);
}
SPROUT_CXX14_CONSTEXPR void
do_flip() SPROUT_NOEXCEPT {
w_ = ~w_;
}
SPROUT_CONSTEXPR base_bitset<1>
do_flip() const SPROUT_NOEXCEPT {
return base_bitset<1>(~w_);
}
SPROUT_CXX14_CONSTEXPR void
do_set() SPROUT_NOEXCEPT {
w_ = ~static_cast<word_type>(0);
}
SPROUT_CONSTEXPR base_bitset<1>
do_set() const SPROUT_NOEXCEPT {
return base_bitset<1>(~static_cast<word_type>(0));
}
SPROUT_CXX14_CONSTEXPR void
do_reset() SPROUT_NOEXCEPT {
w_ = 0;
}
SPROUT_CONSTEXPR base_bitset<1>
do_reset() const SPROUT_NOEXCEPT {
return base_bitset<1>(0);
}
SPROUT_CONSTEXPR bool
is_equal(base_bitset<1> const& x) const SPROUT_NOEXCEPT {
return w_ == x.w_;
}
template<std::size_t N2>
SPROUT_CONSTEXPR bool
are_all() const SPROUT_NOEXCEPT {
return w_ == ~static_cast<word_type>(0) >> ((CHAR_BIT * sizeof(unsigned long)) - N2);
}
SPROUT_CONSTEXPR bool
is_any() const SPROUT_NOEXCEPT {
return w_ != 0;
}
SPROUT_CONSTEXPR std::size_t
do_count() const SPROUT_NOEXCEPT {
return sprout::popcount(w_);
}
SPROUT_CONSTEXPR unsigned long
do_to_ulong() const SPROUT_NOEXCEPT {
return w_;
}
SPROUT_CONSTEXPR unsigned long long
do_to_ullong() const SPROUT_NOEXCEPT {
return w_;
}
SPROUT_CONSTEXPR std::size_t
find_first(std::size_t not_found) const SPROUT_NOEXCEPT {
return w_ != 0 ? sprout::ctz(w_)
: not_found
;
}
SPROUT_CONSTEXPR std::size_t
find_next(std::size_t prev, std::size_t not_found) const SPROUT_NOEXCEPT {
return prev + 1 >= static_cast<std::size_t>(CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) ? not_found
: find_next_impl(prev + 1, not_found, w_ >> (prev + 1))
;
}
SPROUT_CONSTEXPR std::size_t do_to_hash() const {
return sprout::to_hash(w_);
}
};
template<>
class base_bitset<0> {
public:
typedef unsigned long word_type;
public:
static SPROUT_CONSTEXPR std::size_t
whichword(std::size_t pos) SPROUT_NOEXCEPT {
return pos / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
}
static SPROUT_CONSTEXPR std::size_t
whichbyte(std::size_t pos) SPROUT_NOEXCEPT {
return (pos % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value)) / CHAR_BIT;
}
static SPROUT_CONSTEXPR std::size_t
whichbit(std::size_t pos) SPROUT_NOEXCEPT {
return pos % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value);
}
static SPROUT_CONSTEXPR word_type
maskbit(std::size_t pos) SPROUT_NOEXCEPT {
return (static_cast<word_type>(1)) << whichbit(pos);
}
public:
SPROUT_CONSTEXPR base_bitset() SPROUT_NOEXCEPT {}
base_bitset(base_bitset<0> const&) = default;
SPROUT_CONSTEXPR base_bitset(unsigned long long) SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset(sprout::detail::base_bitset_from_words_construct_tag) {}
SPROUT_CXX14_CONSTEXPR base_bitset<0>& operator=(base_bitset<0> const&) SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR base_bitset<0>& operator=(base_bitset<0>&&) SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR void
setword(std::size_t, word_type) SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
setword(std::size_t, word_type) const SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CONSTEXPR base_bitset<0>
hiword(word_type) const SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR word_type
getword(std::size_t, bool c = false) SPROUT_NOEXCEPT {
return !c ? 0
: throw std::out_of_range("base_bitset::getword")
;
}
SPROUT_CONSTEXPR word_type
getword(std::size_t) const SPROUT_NOEXCEPT {
return 0;
}
SPROUT_CONSTEXPR word_type
hiword() const SPROUT_NOEXCEPT {
return 0;
}
SPROUT_CXX14_CONSTEXPR void
do_and(base_bitset<0> const&) SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
do_and(base_bitset<0> const&) const SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR void
do_or(base_bitset<0> const&) SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
do_or(base_bitset<0> const&) const SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR void
do_xor(base_bitset<0> const&) SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
do_xor(base_bitset<0> const&) const SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR void
do_left_shift(std::size_t) SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
do_left_shift(base_bitset<0> const&) const SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR void
do_right_shift(std::size_t) SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
do_right_shift(base_bitset<0> const&) const SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR void
do_flip() SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
do_flip() const SPROUT_NOEXCEPT {
return *this;
}
SPROUT_CXX14_CONSTEXPR void
do_set() SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
do_set() const SPROUT_NOEXCEPT {
return base_bitset<0>();
}
SPROUT_CXX14_CONSTEXPR void
do_reset() SPROUT_NOEXCEPT {}
SPROUT_CONSTEXPR base_bitset<0>
do_reset() const SPROUT_NOEXCEPT {
return base_bitset<0>();
}
SPROUT_CONSTEXPR bool
is_equal(base_bitset<0> const&) const SPROUT_NOEXCEPT {
return true;
}
template<std::size_t N2>
SPROUT_CONSTEXPR bool
are_all() const SPROUT_NOEXCEPT {
return true;
}
SPROUT_CONSTEXPR bool
is_any() const SPROUT_NOEXCEPT {
return false;
}
SPROUT_CONSTEXPR std::size_t
do_count() const SPROUT_NOEXCEPT {
return 0;
}
SPROUT_CONSTEXPR unsigned long
do_to_ulong() const SPROUT_NOEXCEPT {
return 0;
}
SPROUT_CONSTEXPR unsigned long long
do_to_ullong() const SPROUT_NOEXCEPT {
return 0;
}
SPROUT_CONSTEXPR std::size_t
find_first(std::size_t) const SPROUT_NOEXCEPT {
return 0;
}
SPROUT_CONSTEXPR std::size_t
find_next(std::size_t, std::size_t) const SPROUT_NOEXCEPT {
return 0;
}
SPROUT_CONSTEXPR std::size_t do_to_hash() const {
return 0;
}
};
template<std::size_t Extrabits>
struct sanitize {
public:
typedef unsigned long word_type;
public:
static SPROUT_CXX14_CONSTEXPR void
do_sanitize(word_type& val) SPROUT_NOEXCEPT {
val &= ~(~static_cast<word_type>(0) << Extrabits);
}
static SPROUT_CONSTEXPR word_type
do_sanitize_c(word_type val) SPROUT_NOEXCEPT {
return val & ~(~static_cast<word_type>(0) << Extrabits);
}
};
template<>
struct sanitize<0> {
public:
typedef unsigned long word_type;
public:
static SPROUT_CXX14_CONSTEXPR void
do_sanitize(word_type) SPROUT_NOEXCEPT {}
static SPROUT_CONSTEXPR word_type
do_sanitize_c(word_type val) SPROUT_NOEXCEPT {
return val;
}
};
template<std::size_t N2, bool = (N2 < (CHAR_BIT * sprout::detail::sizeof_<unsigned long long>::value))>
struct sanitize_val {
public:
static SPROUT_CONSTEXPR unsigned long long
do_sanitize_val(unsigned long long val) {
return val;
}
};
template<std::size_t N2>
struct sanitize_val<N2, true> {
public:
static SPROUT_CONSTEXPR unsigned long long
do_sanitize_val(unsigned long long val) {
return val & ~((~static_cast<unsigned long long>(0)) << N2);
}
};
} // namespace detail
template<std::size_t N>
struct container_construct_traits<sprout::detail::base_bitset<N> > {
public:
typedef sprout::detail::base_bitset<N> copied_type;
public:
template<typename Cont>
static SPROUT_CONSTEXPR copied_type deep_copy(Cont&& cont) {
return sprout::forward<Cont>(cont);
}
template<typename... Args>
static SPROUT_CONSTEXPR copied_type make(Args&&... args) {
return copied_type(sprout::detail::base_bitset_from_words_construct_tag(), args...);
}
template<typename Cont, typename... Args>
static SPROUT_CONSTEXPR copied_type remake(
Cont&&,
typename sprout::container_traits<sprout::detail::base_bitset<N> >::difference_type,
Args&&... args
)
{
return make(args...);
}
};
template<std::size_t N>
class bitset;
template<std::size_t N>
inline SPROUT_CONSTEXPR bitset<N>
operator&(sprout::bitset<N> const& lhs, sprout::bitset<N> const& rhs) SPROUT_NOEXCEPT;
template<std::size_t N>
inline SPROUT_CONSTEXPR bitset<N>
operator|(sprout::bitset<N> const& lhs, sprout::bitset<N> const& rhs) SPROUT_NOEXCEPT;
template<std::size_t N>
inline SPROUT_CONSTEXPR bitset<N>
operator^(sprout::bitset<N> const& lhs, sprout::bitset<N> const& rhs) SPROUT_NOEXCEPT;
template<typename Char, typename Traits, std::size_t N>
inline SPROUT_NON_CONSTEXPR std::basic_istream<Char, Traits>&
operator>>(std::basic_istream<Char, Traits>& lhs, sprout::bitset<N>& rhs);
template<typename Char, typename Traits, std::size_t N>
inline SPROUT_NON_CONSTEXPR std::basic_ostream<Char, Traits>&
operator<<(std::basic_ostream<Char, Traits>& lhs, sprout::bitset<N> const& rhs);
template<std::size_t N>
inline SPROUT_CONSTEXPR std::size_t
hash_value(sprout::bitset<N> const& v);
//
// bitset
//
template<std::size_t N>
class bitset
: private sprout::detail::base_bitset<
N / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) + (N % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) == 0 ? 0 : 1)
>
{
private:
typedef sprout::detail::base_bitset<
N / (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) + (N % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value) == 0 ? 0 : 1)
> base_type;
typedef unsigned long word_type;
public:
class reference {
friend class bitset;
private:
word_type* wp_;
std::size_t bpos_;
private:
reference() SPROUT_DELETED_FUNCTION_DECL
public:
SPROUT_CONSTEXPR reference(bitset& b, std::size_t pos) SPROUT_NOEXCEPT
: wp_(&b.getword(pos))
, bpos_(base_type::whichbit(pos))
{}
SPROUT_CXX14_CONSTEXPR reference&
operator=(bool x) SPROUT_NOEXCEPT {
if (x) {
*wp_ |= base_type::maskbit(bpos_);
} else {
*wp_ &= ~base_type::maskbit(bpos_);
}
return *this;
}
SPROUT_CXX14_CONSTEXPR reference&
operator=(const reference& j) SPROUT_NOEXCEPT {
if ((*(j.wp_) & base_type::maskbit(j.bpos_))) {
*wp_ |= base_type::maskbit(bpos_);
} else {
*wp_ &= ~base_type::maskbit(bpos_);
}
return *this;
}
SPROUT_CONSTEXPR bool
operator~() const SPROUT_NOEXCEPT {
return (*wp_ & base_type::maskbit(bpos_)) == 0;
}
SPROUT_CONSTEXPR
operator bool() const SPROUT_NOEXCEPT {
return (*wp_ & base_type::maskbit(bpos_)) != 0;
}
SPROUT_CXX14_CONSTEXPR reference&
flip() SPROUT_NOEXCEPT {
*wp_ ^= base_type::maskbit(bpos_);
return *this;
}
};
friend class reference;
private:
explicit SPROUT_CONSTEXPR bitset(base_type const& base) SPROUT_NOEXCEPT
: base_type(base)
{}
SPROUT_CXX14_CONSTEXPR void
do_sanitize() SPROUT_NOEXCEPT {
typedef sprout::detail::sanitize<N % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value)> sanitize_type;
sanitize_type::do_sanitize(this->hiword());
}
SPROUT_CONSTEXPR bitset<N>
do_sanitize() const SPROUT_NOEXCEPT {
typedef sprout::detail::sanitize<N % (CHAR_BIT * sprout::detail::sizeof_<unsigned long>::value)> sanitize_type;
return bitset(this->hiword(sanitize_type::do_sanitize_c(this->hiword())));
}
SPROUT_CONSTEXPR bitset<N>
do_sanitize_c() const SPROUT_NOEXCEPT {
return do_sanitize();
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
unchecked_set(std::size_t pos) SPROUT_NOEXCEPT {
this->getword(pos) |= base_type::maskbit(pos);
return *this;
}
SPROUT_CONSTEXPR bitset<N>
unchecked_set(std::size_t pos) const SPROUT_NOEXCEPT {
return bitset(this->setword(pos, this->getword(pos) | base_type::maskbit(pos)));
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
unchecked_set(std::size_t pos, int val) SPROUT_NOEXCEPT {
if (val) {
this->getword(pos) |= base_type::maskbit(pos);
} else {
this->getword(pos) &= ~base_type::maskbit(pos);
}
return *this;
}
SPROUT_CONSTEXPR bitset<N>
unchecked_set(std::size_t pos, int val) const SPROUT_NOEXCEPT {
return val ? bitset(this->setword(pos, this->getword(pos) | base_type::maskbit(pos)))
: bitset(this->setword(pos, this->getword(pos) & ~base_type::maskbit(pos)))
;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
unchecked_reset(std::size_t pos) SPROUT_NOEXCEPT {
this->getword(pos) &= ~base_type::maskbit(pos);
return *this;
}
SPROUT_CONSTEXPR bitset<N>
unchecked_reset(std::size_t pos) const SPROUT_NOEXCEPT {
return bitset<N>(this->setword(pos, this->getword(pos) & ~base_type::maskbit(pos)));
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
unchecked_flip(std::size_t pos) SPROUT_NOEXCEPT {
this->getword(pos) ^= base_type::maskbit(pos);
return *this;
}
SPROUT_CONSTEXPR bitset<N>
unchecked_flip(std::size_t pos) const SPROUT_NOEXCEPT {
return bitset<N>(this->setword(pos, this->getword(pos) ^ base_type::maskbit(pos)));
}
SPROUT_CONSTEXPR bool
unchecked_test(std::size_t pos) const SPROUT_NOEXCEPT {
return (this->getword(pos) & base_type::maskbit(pos)) != static_cast<word_type>(0);
}
template<typename Char, typename Traits>
SPROUT_CXX14_CONSTEXPR void
copy_from_ptr(Char const* s, std::size_t len, std::size_t pos, std::size_t n, Char zero, Char one) {
reset();
std::size_t const nbits = std::min(N, std::min(n, len - pos));
for (std::size_t i = nbits; i > 0; --i) {
Char const c = s[pos + nbits - i];
if (Traits::eq(c, zero)) {
} else if (Traits::eq(c, one)) {
unchecked_set(i - 1);
} else {
throw std::invalid_argument("bitset::copy_from_ptr");
}
}
}
template<typename Char, typename Traits, typename Alloc>
SPROUT_NON_CONSTEXPR void
copy_from_string(
std::basic_string<Char, Traits, Alloc> const& s,
std::size_t pos, std::size_t n, Char zero, Char one
)
{
copy_from_ptr<Char, Traits>(s.data(), s.size(), pos, n, zero, one);
}
template<typename Char, typename Traits, typename Alloc>
SPROUT_NON_CONSTEXPR void
copy_to_string(std::basic_string<Char, Traits, Alloc>& s, Char zero, Char one) const {
s.assign(N, zero);
for (std::size_t i = N; i > 0; --i) {
if (unchecked_test(i - 1)) {
Traits::assign(s[N - i], one);
}
}
}
template<typename Char, typename Traits, typename Alloc>
SPROUT_NON_CONSTEXPR void
copy_from_string(std::basic_string<Char, Traits, Alloc> const& s, std::size_t pos, std::size_t n) {
copy_from_string(s, pos, n, Char('0'), Char('1'));
}
template<typename Char, typename Traits, typename Alloc>
SPROUT_NON_CONSTEXPR void
copy_to_string(std::basic_string<Char, Traits, Alloc>& s) const {
copy_to_string(s, Char('0'), Char('1'));
}
SPROUT_CONSTEXPR std::size_t to_hash() const {
return this->do_to_hash();
}
public:
// 20.5.1 constructors:
SPROUT_CONSTEXPR bitset() SPROUT_NOEXCEPT
: base_type()
{}
bitset(bitset<N> const&) = default;
SPROUT_CONSTEXPR bitset(unsigned long long val) SPROUT_NOEXCEPT
: base_type(sprout::detail::sanitize_val<N>::do_sanitize_val(val))
{}
template<typename Char, typename Traits, typename Alloc>
explicit SPROUT_NON_CONSTEXPR bitset(std::basic_string<Char, Traits, Alloc> const& s, std::size_t position = 0)
: base_type()
{
if (position > s.size()) {
throw std::out_of_range("bitset::bitset initial position not valid");
}
copy_from_string(s, position, std::basic_string<Char, Traits, Alloc>::npos, Char('0'), Char('1'));
}
template<typename Char, typename Traits, typename Alloc>
SPROUT_NON_CONSTEXPR bitset(std::basic_string<Char, Traits, Alloc> const& s, std::size_t position, std::size_t n)
: base_type()
{
if (position > s.size()) {
throw std::out_of_range("bitset::bitset initial position not valid");
}
copy_from_string(s, position, n, Char('0'), Char('1'));
}
template<typename Char, typename Traits, typename Alloc>
SPROUT_NON_CONSTEXPR bitset(
std::basic_string<Char, Traits, Alloc> const& s, std::size_t position, std::size_t n,
Char zero, Char one = Char('1')
)
: base_type()
{
if (position > s.size()) {
throw std::out_of_range("bitset::bitset initial position not valid");
}
copy_from_string(s, position, n, zero, one);
}
template<typename Char>
explicit SPROUT_NON_CONSTEXPR bitset(
Char const* str, typename std::basic_string<Char>::std::size_type n = std::basic_string<Char>::npos,
Char zero = Char('0'), Char one = Char('1')
)
: base_type()
{
if (!str) {
throw std::out_of_range("bitset::bitset");
}
if (n == std::basic_string<Char>::npos) {
n = std::char_traits<Char>::length(str);
}
copy_from_ptr<Char, std::char_traits<Char>>(str, n, 0, n, zero, one);
}
// 20.5.2 bitset operations:
SPROUT_CXX14_CONSTEXPR bitset<N>&
operator=(bitset<N> const& rhs) {
base_type::operator=(rhs);
return *this;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
operator=(bitset<N>&& rhs) {
base_type::operator=(sprout::move(rhs));
return *this;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
operator&=(bitset<N> const& rhs) SPROUT_NOEXCEPT {
this->do_and(rhs);
return *this;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
operator|=(bitset<N> const& rhs) SPROUT_NOEXCEPT {
this->do_or(rhs);
return *this;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
operator^=(bitset<N> const& rhs) SPROUT_NOEXCEPT {
this->do_xor(rhs);
return *this;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
operator<<=(std::size_t position) SPROUT_NOEXCEPT {
if (position < N) {
this->do_left_shift(position);
this->do_sanitize();
} else {
this->do_reset();
}
return *this;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
operator>>=(std::size_t position) SPROUT_NOEXCEPT {
if (position < N) {
this->do_right_shift(position);
this->do_sanitize();
} else {
this->do_reset();
}
return *this;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
set() SPROUT_NOEXCEPT {
this->do_set();
this->do_sanitize();
return *this;
}
SPROUT_CONSTEXPR bitset<N>
set() const SPROUT_NOEXCEPT {
return bitset(this->do_set()).do_sanitize_c();
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
set(std::size_t position, bool val = true) {
if (position >= N) {
throw std::out_of_range("bitset::set");
}
return unchecked_set(position, val);
}
SPROUT_CONSTEXPR bitset<N>
set(std::size_t position, bool val = true) const {
return position >= N ? throw std::out_of_range("bitset::set")
: unchecked_set(position, val)
;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
reset() SPROUT_NOEXCEPT {
this->do_reset();
return *this;
}
SPROUT_CONSTEXPR bitset<N>
reset() const SPROUT_NOEXCEPT {
return bitset(this->do_reset());
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
reset(std::size_t position) {
if (position >= N) {
throw std::out_of_range("bitset::reset");
}
return unchecked_reset(position);
}
SPROUT_CONSTEXPR bitset<N>
reset(std::size_t position) const {
return position >= N ? throw std::out_of_range("bitset::reset")
: unchecked_reset(position)
;
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
flip() SPROUT_NOEXCEPT {
this->do_flip();
this->do_sanitize();
return *this;
}
SPROUT_CONSTEXPR bitset<N>
flip() const SPROUT_NOEXCEPT {
return bitset(this->do_flip()).do_sanitize_c();
}
SPROUT_CXX14_CONSTEXPR bitset<N>&
flip(std::size_t position) {
if (position >= N) {
throw std::out_of_range("bitset::flip");
}
return unchecked_flip(position);
}
SPROUT_CONSTEXPR bitset<N>
flip(std::size_t position) const {
return position >= N ? throw std::out_of_range("bitset::flip")
: unchecked_flip(position)
;
}
SPROUT_CONSTEXPR bitset<N>
operator~() const SPROUT_NOEXCEPT {
return flip();
}
// element access:
SPROUT_CXX14_CONSTEXPR reference
operator[](std::size_t position) {
return reference(*this, position);
}
SPROUT_CONSTEXPR bool
operator[](std::size_t position) const {
return unchecked_test(position);
}
SPROUT_CONSTEXPR unsigned long
to_ulong() const {
return this->do_to_ulong();
}
SPROUT_CONSTEXPR unsigned long long
to_ullong() const {
return this->do_to_ullong();
}
template<typename Char, typename Traits, typename Alloc>
SPROUT_NON_CONSTEXPR std::basic_string<Char, Traits, Alloc>
to_string() const {
std::basic_string<Char, Traits, Alloc> result;
copy_to_string(result, Char('0'), Char('1'));
return result;
}
template<typename Char, typename Traits, typename Alloc>
SPROUT_NON_CONSTEXPR std::basic_string<Char, Traits, Alloc>
to_string(Char zero, Char one = Char('1')) const {
std::basic_string<Char, Traits, Alloc> result;
copy_to_string(result, zero, one);
return result;
}
template<typename Char, typename Traits>
SPROUT_NON_CONSTEXPR std::basic_string<Char, Traits, std::allocator<Char> >
to_string() const {
return to_string<Char, Traits, std::allocator<Char> >();
}
template<typename Char, typename Traits>
SPROUT_NON_CONSTEXPR std::basic_string<Char, Traits, std::allocator<Char> >
to_string(Char zero, Char one = Char('1')) const {
return to_string<Char, Traits, std::allocator<Char> >(zero, one);
}
template<typename Char>
SPROUT_NON_CONSTEXPR std::basic_string<Char, std::char_traits<Char>, std::allocator<Char> >
to_string() const {
return to_string<Char, std::char_traits<Char>, std::allocator<Char> >();
}
template<typename Char>
SPROUT_NON_CONSTEXPR std::basic_string<Char, std::char_traits<Char>, std::allocator<Char> >
to_string(Char zero, Char one = Char('1')) const {
return to_string<Char, std::char_traits<Char>, std::allocator<Char> >(zero, one);
}
SPROUT_NON_CONSTEXPR std::basic_string<char, std::char_traits<char>, std::allocator<char> >
to_string() const {
return to_string<char, std::char_traits<char>, std::allocator<char> >();
}
SPROUT_NON_CONSTEXPR std::basic_string<char, std::char_traits<char>, std::allocator<char> >
to_string(char zero, char one = '1') const {
return to_string<char, std::char_traits<char>, std::allocator<char> >(zero, one);
}
SPROUT_CONSTEXPR std::size_t
count() const SPROUT_NOEXCEPT {
return this->do_count();
}
SPROUT_CONSTEXPR std::size_t
size() const SPROUT_NOEXCEPT {
return N;
}
SPROUT_CONSTEXPR bool
operator==(bitset<N> const& rhs) const SPROUT_NOEXCEPT {
return this->is_equal(rhs);
}
SPROUT_CONSTEXPR bool
operator!=(bitset<N> const& rhs) const SPROUT_NOEXCEPT {
return !this->is_equal(rhs);
}
SPROUT_CONSTEXPR bool
test(std::size_t position) const {
return position >= N ? throw std::out_of_range("bitset::test")
: unchecked_test(position)
;
}
SPROUT_CONSTEXPR bool
all() const SPROUT_NOEXCEPT {
return this->template are_all<N>();
}
SPROUT_CONSTEXPR bool
any() const SPROUT_NOEXCEPT {
return this->is_any();
}
SPROUT_CONSTEXPR bool
none() const SPROUT_NOEXCEPT {
return !this->is_any();
}
SPROUT_CONSTEXPR bitset<N>
operator<<(std::size_t position) const SPROUT_NOEXCEPT {
return position < N
? bitset(this->do_left_shift(position)).do_sanitize_c()
: bitset(this->do_reset())
;
}
SPROUT_CONSTEXPR bitset<N>
operator>>(std::size_t position) const SPROUT_NOEXCEPT {
return position < N
? bitset(this->do_right_shift(position)).do_sanitize_c()
: bitset(this->do_reset())
;
}
SPROUT_CONSTEXPR std::size_t
find_first() const SPROUT_NOEXCEPT {
return this->find_first(N);
}
SPROUT_CONSTEXPR std::size_t
find_next(std::size_t prev) const SPROUT_NOEXCEPT {
return this->find_next(prev, N);
}
public:
template<std::size_t M>
friend SPROUT_CONSTEXPR sprout::bitset<M>
sprout::operator&(sprout::bitset<M> const& lhs, sprout::bitset<M> const& rhs) SPROUT_NOEXCEPT;
template<std::size_t M>
friend SPROUT_CONSTEXPR sprout::bitset<M>
sprout::operator|(sprout::bitset<M> const& lhs, sprout::bitset<M> const& rhs) SPROUT_NOEXCEPT;
template<std::size_t M>
friend SPROUT_CONSTEXPR sprout::bitset<M>
sprout::operator^(sprout::bitset<M> const& lhs, sprout::bitset<M> const& rhs) SPROUT_NOEXCEPT;
template<typename Char, typename Traits, std::size_t M>
friend SPROUT_NON_CONSTEXPR std::basic_istream<Char, Traits>&
sprout::operator>>(std::basic_istream<Char, Traits>& lhs, sprout::bitset<M>& rhs);
template<typename Char, typename Traits, std::size_t M>
friend SPROUT_NON_CONSTEXPR std::basic_ostream<Char, Traits>&
sprout::operator<<(std::basic_ostream<Char, Traits>& lhs, sprout::bitset<M> const& rhs);
template<std::size_t M>
friend SPROUT_CONSTEXPR std::size_t
hash_value(sprout::bitset<M> const& v);
};
} // namespace sprout
#endif // #ifndef SPROUT_BITSET_BITSET_HPP
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