forked from OSchip/llvm-project
616 lines
21 KiB
C++
616 lines
21 KiB
C++
// -*- C++ -*-
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef _LIBCPP___CHRONO_DURATION_H
|
|
#define _LIBCPP___CHRONO_DURATION_H
|
|
|
|
#include <__config>
|
|
#include <limits>
|
|
#include <ratio>
|
|
#include <type_traits>
|
|
|
|
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
|
|
#pragma GCC system_header
|
|
#endif
|
|
|
|
_LIBCPP_PUSH_MACROS
|
|
#include <__undef_macros>
|
|
|
|
_LIBCPP_BEGIN_NAMESPACE_STD
|
|
|
|
namespace chrono
|
|
{
|
|
|
|
template <class _Rep, class _Period = ratio<1> > class _LIBCPP_TEMPLATE_VIS duration;
|
|
|
|
template <class _Tp>
|
|
struct __is_duration : false_type {};
|
|
|
|
template <class _Rep, class _Period>
|
|
struct __is_duration<duration<_Rep, _Period> > : true_type {};
|
|
|
|
template <class _Rep, class _Period>
|
|
struct __is_duration<const duration<_Rep, _Period> > : true_type {};
|
|
|
|
template <class _Rep, class _Period>
|
|
struct __is_duration<volatile duration<_Rep, _Period> > : true_type {};
|
|
|
|
template <class _Rep, class _Period>
|
|
struct __is_duration<const volatile duration<_Rep, _Period> > : true_type {};
|
|
|
|
} // namespace chrono
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
struct _LIBCPP_TEMPLATE_VIS common_type<chrono::duration<_Rep1, _Period1>,
|
|
chrono::duration<_Rep2, _Period2> >
|
|
{
|
|
typedef chrono::duration<typename common_type<_Rep1, _Rep2>::type,
|
|
typename __ratio_gcd<_Period1, _Period2>::type> type;
|
|
};
|
|
|
|
namespace chrono {
|
|
|
|
// duration_cast
|
|
|
|
template <class _FromDuration, class _ToDuration,
|
|
class _Period = typename ratio_divide<typename _FromDuration::period, typename _ToDuration::period>::type,
|
|
bool = _Period::num == 1,
|
|
bool = _Period::den == 1>
|
|
struct __duration_cast;
|
|
|
|
template <class _FromDuration, class _ToDuration, class _Period>
|
|
struct __duration_cast<_FromDuration, _ToDuration, _Period, true, true>
|
|
{
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
_ToDuration operator()(const _FromDuration& __fd) const
|
|
{
|
|
return _ToDuration(static_cast<typename _ToDuration::rep>(__fd.count()));
|
|
}
|
|
};
|
|
|
|
template <class _FromDuration, class _ToDuration, class _Period>
|
|
struct __duration_cast<_FromDuration, _ToDuration, _Period, true, false>
|
|
{
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
_ToDuration operator()(const _FromDuration& __fd) const
|
|
{
|
|
typedef typename common_type<typename _ToDuration::rep, typename _FromDuration::rep, intmax_t>::type _Ct;
|
|
return _ToDuration(static_cast<typename _ToDuration::rep>(
|
|
static_cast<_Ct>(__fd.count()) / static_cast<_Ct>(_Period::den)));
|
|
}
|
|
};
|
|
|
|
template <class _FromDuration, class _ToDuration, class _Period>
|
|
struct __duration_cast<_FromDuration, _ToDuration, _Period, false, true>
|
|
{
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
_ToDuration operator()(const _FromDuration& __fd) const
|
|
{
|
|
typedef typename common_type<typename _ToDuration::rep, typename _FromDuration::rep, intmax_t>::type _Ct;
|
|
return _ToDuration(static_cast<typename _ToDuration::rep>(
|
|
static_cast<_Ct>(__fd.count()) * static_cast<_Ct>(_Period::num)));
|
|
}
|
|
};
|
|
|
|
template <class _FromDuration, class _ToDuration, class _Period>
|
|
struct __duration_cast<_FromDuration, _ToDuration, _Period, false, false>
|
|
{
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
_ToDuration operator()(const _FromDuration& __fd) const
|
|
{
|
|
typedef typename common_type<typename _ToDuration::rep, typename _FromDuration::rep, intmax_t>::type _Ct;
|
|
return _ToDuration(static_cast<typename _ToDuration::rep>(
|
|
static_cast<_Ct>(__fd.count()) * static_cast<_Ct>(_Period::num)
|
|
/ static_cast<_Ct>(_Period::den)));
|
|
}
|
|
};
|
|
|
|
template <class _ToDuration, class _Rep, class _Period>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename enable_if
|
|
<
|
|
__is_duration<_ToDuration>::value,
|
|
_ToDuration
|
|
>::type
|
|
duration_cast(const duration<_Rep, _Period>& __fd)
|
|
{
|
|
return __duration_cast<duration<_Rep, _Period>, _ToDuration>()(__fd);
|
|
}
|
|
|
|
template <class _Rep>
|
|
struct _LIBCPP_TEMPLATE_VIS treat_as_floating_point : is_floating_point<_Rep> {};
|
|
|
|
#if _LIBCPP_STD_VER > 14
|
|
template <class _Rep>
|
|
inline constexpr bool treat_as_floating_point_v = treat_as_floating_point<_Rep>::value;
|
|
#endif
|
|
|
|
template <class _Rep>
|
|
struct _LIBCPP_TEMPLATE_VIS duration_values
|
|
{
|
|
public:
|
|
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR _Rep zero() _NOEXCEPT {return _Rep(0);}
|
|
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR _Rep max() _NOEXCEPT {return numeric_limits<_Rep>::max();}
|
|
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR _Rep min() _NOEXCEPT {return numeric_limits<_Rep>::lowest();}
|
|
};
|
|
|
|
#if _LIBCPP_STD_VER > 14
|
|
template <class _ToDuration, class _Rep, class _Period>
|
|
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
typename enable_if
|
|
<
|
|
__is_duration<_ToDuration>::value,
|
|
_ToDuration
|
|
>::type
|
|
floor(const duration<_Rep, _Period>& __d)
|
|
{
|
|
_ToDuration __t = duration_cast<_ToDuration>(__d);
|
|
if (__t > __d)
|
|
__t = __t - _ToDuration{1};
|
|
return __t;
|
|
}
|
|
|
|
template <class _ToDuration, class _Rep, class _Period>
|
|
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
typename enable_if
|
|
<
|
|
__is_duration<_ToDuration>::value,
|
|
_ToDuration
|
|
>::type
|
|
ceil(const duration<_Rep, _Period>& __d)
|
|
{
|
|
_ToDuration __t = duration_cast<_ToDuration>(__d);
|
|
if (__t < __d)
|
|
__t = __t + _ToDuration{1};
|
|
return __t;
|
|
}
|
|
|
|
template <class _ToDuration, class _Rep, class _Period>
|
|
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
typename enable_if
|
|
<
|
|
__is_duration<_ToDuration>::value,
|
|
_ToDuration
|
|
>::type
|
|
round(const duration<_Rep, _Period>& __d)
|
|
{
|
|
_ToDuration __lower = floor<_ToDuration>(__d);
|
|
_ToDuration __upper = __lower + _ToDuration{1};
|
|
auto __lowerDiff = __d - __lower;
|
|
auto __upperDiff = __upper - __d;
|
|
if (__lowerDiff < __upperDiff)
|
|
return __lower;
|
|
if (__lowerDiff > __upperDiff)
|
|
return __upper;
|
|
return __lower.count() & 1 ? __upper : __lower;
|
|
}
|
|
#endif
|
|
|
|
// duration
|
|
|
|
template <class _Rep, class _Period>
|
|
class _LIBCPP_TEMPLATE_VIS duration
|
|
{
|
|
static_assert(!__is_duration<_Rep>::value, "A duration representation can not be a duration");
|
|
static_assert(__is_ratio<_Period>::value, "Second template parameter of duration must be a std::ratio");
|
|
static_assert(_Period::num > 0, "duration period must be positive");
|
|
|
|
template <class _R1, class _R2>
|
|
struct __no_overflow
|
|
{
|
|
private:
|
|
static const intmax_t __gcd_n1_n2 = __static_gcd<_R1::num, _R2::num>::value;
|
|
static const intmax_t __gcd_d1_d2 = __static_gcd<_R1::den, _R2::den>::value;
|
|
static const intmax_t __n1 = _R1::num / __gcd_n1_n2;
|
|
static const intmax_t __d1 = _R1::den / __gcd_d1_d2;
|
|
static const intmax_t __n2 = _R2::num / __gcd_n1_n2;
|
|
static const intmax_t __d2 = _R2::den / __gcd_d1_d2;
|
|
static const intmax_t max = -((intmax_t(1) << (sizeof(intmax_t) * CHAR_BIT - 1)) + 1);
|
|
|
|
template <intmax_t _Xp, intmax_t _Yp, bool __overflow>
|
|
struct __mul // __overflow == false
|
|
{
|
|
static const intmax_t value = _Xp * _Yp;
|
|
};
|
|
|
|
template <intmax_t _Xp, intmax_t _Yp>
|
|
struct __mul<_Xp, _Yp, true>
|
|
{
|
|
static const intmax_t value = 1;
|
|
};
|
|
|
|
public:
|
|
static const bool value = (__n1 <= max / __d2) && (__n2 <= max / __d1);
|
|
typedef ratio<__mul<__n1, __d2, !value>::value,
|
|
__mul<__n2, __d1, !value>::value> type;
|
|
};
|
|
|
|
public:
|
|
typedef _Rep rep;
|
|
typedef typename _Period::type period;
|
|
private:
|
|
rep __rep_;
|
|
public:
|
|
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
duration() = default;
|
|
#else
|
|
duration() {}
|
|
#endif
|
|
|
|
template <class _Rep2>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
explicit duration(const _Rep2& __r,
|
|
typename enable_if
|
|
<
|
|
is_convertible<_Rep2, rep>::value &&
|
|
(treat_as_floating_point<rep>::value ||
|
|
!treat_as_floating_point<_Rep2>::value)
|
|
>::type* = nullptr)
|
|
: __rep_(__r) {}
|
|
|
|
// conversions
|
|
template <class _Rep2, class _Period2>
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
duration(const duration<_Rep2, _Period2>& __d,
|
|
typename enable_if
|
|
<
|
|
__no_overflow<_Period2, period>::value && (
|
|
treat_as_floating_point<rep>::value ||
|
|
(__no_overflow<_Period2, period>::type::den == 1 &&
|
|
!treat_as_floating_point<_Rep2>::value))
|
|
>::type* = nullptr)
|
|
: __rep_(chrono::duration_cast<duration>(__d).count()) {}
|
|
|
|
// observer
|
|
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR rep count() const {return __rep_;}
|
|
|
|
// arithmetic
|
|
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR typename common_type<duration>::type operator+() const {return typename common_type<duration>::type(*this);}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR typename common_type<duration>::type operator-() const {return typename common_type<duration>::type(-__rep_);}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration& operator++() {++__rep_; return *this;}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration operator++(int) {return duration(__rep_++);}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration& operator--() {--__rep_; return *this;}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration operator--(int) {return duration(__rep_--);}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration& operator+=(const duration& __d) {__rep_ += __d.count(); return *this;}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration& operator-=(const duration& __d) {__rep_ -= __d.count(); return *this;}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration& operator*=(const rep& rhs) {__rep_ *= rhs; return *this;}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration& operator/=(const rep& rhs) {__rep_ /= rhs; return *this;}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration& operator%=(const rep& rhs) {__rep_ %= rhs; return *this;}
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX14 duration& operator%=(const duration& rhs) {__rep_ %= rhs.count(); return *this;}
|
|
|
|
// special values
|
|
|
|
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR duration zero() _NOEXCEPT {return duration(duration_values<rep>::zero());}
|
|
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR duration min() _NOEXCEPT {return duration(duration_values<rep>::min());}
|
|
_LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR duration max() _NOEXCEPT {return duration(duration_values<rep>::max());}
|
|
};
|
|
|
|
typedef duration<long long, nano> nanoseconds;
|
|
typedef duration<long long, micro> microseconds;
|
|
typedef duration<long long, milli> milliseconds;
|
|
typedef duration<long long > seconds;
|
|
typedef duration< long, ratio< 60> > minutes;
|
|
typedef duration< long, ratio<3600> > hours;
|
|
#if _LIBCPP_STD_VER > 17
|
|
typedef duration< int, ratio_multiply<ratio<24>, hours::period>> days;
|
|
typedef duration< int, ratio_multiply<ratio<7>, days::period>> weeks;
|
|
typedef duration< int, ratio_multiply<ratio<146097, 400>, days::period>> years;
|
|
typedef duration< int, ratio_divide<years::period, ratio<12>>> months;
|
|
#endif
|
|
// Duration ==
|
|
|
|
template <class _LhsDuration, class _RhsDuration>
|
|
struct __duration_eq
|
|
{
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
bool operator()(const _LhsDuration& __lhs, const _RhsDuration& __rhs) const
|
|
{
|
|
typedef typename common_type<_LhsDuration, _RhsDuration>::type _Ct;
|
|
return _Ct(__lhs).count() == _Ct(__rhs).count();
|
|
}
|
|
};
|
|
|
|
template <class _LhsDuration>
|
|
struct __duration_eq<_LhsDuration, _LhsDuration>
|
|
{
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
bool operator()(const _LhsDuration& __lhs, const _LhsDuration& __rhs) const
|
|
{return __lhs.count() == __rhs.count();}
|
|
};
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
bool
|
|
operator==(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
return __duration_eq<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >()(__lhs, __rhs);
|
|
}
|
|
|
|
// Duration !=
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
bool
|
|
operator!=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
return !(__lhs == __rhs);
|
|
}
|
|
|
|
// Duration <
|
|
|
|
template <class _LhsDuration, class _RhsDuration>
|
|
struct __duration_lt
|
|
{
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
bool operator()(const _LhsDuration& __lhs, const _RhsDuration& __rhs) const
|
|
{
|
|
typedef typename common_type<_LhsDuration, _RhsDuration>::type _Ct;
|
|
return _Ct(__lhs).count() < _Ct(__rhs).count();
|
|
}
|
|
};
|
|
|
|
template <class _LhsDuration>
|
|
struct __duration_lt<_LhsDuration, _LhsDuration>
|
|
{
|
|
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
|
|
bool operator()(const _LhsDuration& __lhs, const _LhsDuration& __rhs) const
|
|
{return __lhs.count() < __rhs.count();}
|
|
};
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
bool
|
|
operator< (const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
return __duration_lt<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >()(__lhs, __rhs);
|
|
}
|
|
|
|
// Duration >
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
bool
|
|
operator> (const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
return __rhs < __lhs;
|
|
}
|
|
|
|
// Duration <=
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
bool
|
|
operator<=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
return !(__rhs < __lhs);
|
|
}
|
|
|
|
// Duration >=
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
bool
|
|
operator>=(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
return !(__lhs < __rhs);
|
|
}
|
|
|
|
// Duration +
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type
|
|
operator+(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
typedef typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type _Cd;
|
|
return _Cd(_Cd(__lhs).count() + _Cd(__rhs).count());
|
|
}
|
|
|
|
// Duration -
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type
|
|
operator-(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
typedef typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type _Cd;
|
|
return _Cd(_Cd(__lhs).count() - _Cd(__rhs).count());
|
|
}
|
|
|
|
// Duration *
|
|
|
|
template <class _Rep1, class _Period, class _Rep2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename enable_if
|
|
<
|
|
is_convertible<_Rep2, typename common_type<_Rep1, _Rep2>::type>::value,
|
|
duration<typename common_type<_Rep1, _Rep2>::type, _Period>
|
|
>::type
|
|
operator*(const duration<_Rep1, _Period>& __d, const _Rep2& __s)
|
|
{
|
|
typedef typename common_type<_Rep1, _Rep2>::type _Cr;
|
|
typedef duration<_Cr, _Period> _Cd;
|
|
return _Cd(_Cd(__d).count() * static_cast<_Cr>(__s));
|
|
}
|
|
|
|
template <class _Rep1, class _Period, class _Rep2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename enable_if
|
|
<
|
|
is_convertible<_Rep1, typename common_type<_Rep1, _Rep2>::type>::value,
|
|
duration<typename common_type<_Rep1, _Rep2>::type, _Period>
|
|
>::type
|
|
operator*(const _Rep1& __s, const duration<_Rep2, _Period>& __d)
|
|
{
|
|
return __d * __s;
|
|
}
|
|
|
|
// Duration /
|
|
|
|
template <class _Rep1, class _Period, class _Rep2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename enable_if
|
|
<
|
|
!__is_duration<_Rep2>::value &&
|
|
is_convertible<_Rep2, typename common_type<_Rep1, _Rep2>::type>::value,
|
|
duration<typename common_type<_Rep1, _Rep2>::type, _Period>
|
|
>::type
|
|
operator/(const duration<_Rep1, _Period>& __d, const _Rep2& __s)
|
|
{
|
|
typedef typename common_type<_Rep1, _Rep2>::type _Cr;
|
|
typedef duration<_Cr, _Period> _Cd;
|
|
return _Cd(_Cd(__d).count() / static_cast<_Cr>(__s));
|
|
}
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename common_type<_Rep1, _Rep2>::type
|
|
operator/(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
typedef typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type _Ct;
|
|
return _Ct(__lhs).count() / _Ct(__rhs).count();
|
|
}
|
|
|
|
// Duration %
|
|
|
|
template <class _Rep1, class _Period, class _Rep2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename enable_if
|
|
<
|
|
!__is_duration<_Rep2>::value &&
|
|
is_convertible<_Rep2, typename common_type<_Rep1, _Rep2>::type>::value,
|
|
duration<typename common_type<_Rep1, _Rep2>::type, _Period>
|
|
>::type
|
|
operator%(const duration<_Rep1, _Period>& __d, const _Rep2& __s)
|
|
{
|
|
typedef typename common_type<_Rep1, _Rep2>::type _Cr;
|
|
typedef duration<_Cr, _Period> _Cd;
|
|
return _Cd(_Cd(__d).count() % static_cast<_Cr>(__s));
|
|
}
|
|
|
|
template <class _Rep1, class _Period1, class _Rep2, class _Period2>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
_LIBCPP_CONSTEXPR
|
|
typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type
|
|
operator%(const duration<_Rep1, _Period1>& __lhs, const duration<_Rep2, _Period2>& __rhs)
|
|
{
|
|
typedef typename common_type<_Rep1, _Rep2>::type _Cr;
|
|
typedef typename common_type<duration<_Rep1, _Period1>, duration<_Rep2, _Period2> >::type _Cd;
|
|
return _Cd(static_cast<_Cr>(_Cd(__lhs).count()) % static_cast<_Cr>(_Cd(__rhs).count()));
|
|
}
|
|
|
|
} // namespace chrono
|
|
|
|
#if _LIBCPP_STD_VER > 11
|
|
// Suffixes for duration literals [time.duration.literals]
|
|
inline namespace literals
|
|
{
|
|
inline namespace chrono_literals
|
|
{
|
|
|
|
constexpr chrono::hours operator""h(unsigned long long __h)
|
|
{
|
|
return chrono::hours(static_cast<chrono::hours::rep>(__h));
|
|
}
|
|
|
|
constexpr chrono::duration<long double, ratio<3600,1>> operator""h(long double __h)
|
|
{
|
|
return chrono::duration<long double, ratio<3600,1>>(__h);
|
|
}
|
|
|
|
|
|
constexpr chrono::minutes operator""min(unsigned long long __m)
|
|
{
|
|
return chrono::minutes(static_cast<chrono::minutes::rep>(__m));
|
|
}
|
|
|
|
constexpr chrono::duration<long double, ratio<60,1>> operator""min(long double __m)
|
|
{
|
|
return chrono::duration<long double, ratio<60,1>> (__m);
|
|
}
|
|
|
|
|
|
constexpr chrono::seconds operator""s(unsigned long long __s)
|
|
{
|
|
return chrono::seconds(static_cast<chrono::seconds::rep>(__s));
|
|
}
|
|
|
|
constexpr chrono::duration<long double> operator""s(long double __s)
|
|
{
|
|
return chrono::duration<long double> (__s);
|
|
}
|
|
|
|
|
|
constexpr chrono::milliseconds operator""ms(unsigned long long __ms)
|
|
{
|
|
return chrono::milliseconds(static_cast<chrono::milliseconds::rep>(__ms));
|
|
}
|
|
|
|
constexpr chrono::duration<long double, milli> operator""ms(long double __ms)
|
|
{
|
|
return chrono::duration<long double, milli>(__ms);
|
|
}
|
|
|
|
|
|
constexpr chrono::microseconds operator""us(unsigned long long __us)
|
|
{
|
|
return chrono::microseconds(static_cast<chrono::microseconds::rep>(__us));
|
|
}
|
|
|
|
constexpr chrono::duration<long double, micro> operator""us(long double __us)
|
|
{
|
|
return chrono::duration<long double, micro> (__us);
|
|
}
|
|
|
|
|
|
constexpr chrono::nanoseconds operator""ns(unsigned long long __ns)
|
|
{
|
|
return chrono::nanoseconds(static_cast<chrono::nanoseconds::rep>(__ns));
|
|
}
|
|
|
|
constexpr chrono::duration<long double, nano> operator""ns(long double __ns)
|
|
{
|
|
return chrono::duration<long double, nano> (__ns);
|
|
}
|
|
|
|
} // namespace chrono_literals
|
|
} // namespace literals
|
|
|
|
namespace chrono { // hoist the literals into namespace std::chrono
|
|
using namespace literals::chrono_literals;
|
|
} // namespace chrono
|
|
|
|
#endif // _LIBCPP_STD_VER > 11
|
|
|
|
_LIBCPP_END_NAMESPACE_STD
|
|
|
|
_LIBCPP_POP_MACROS
|
|
|
|
#endif // _LIBCPP___CHRONO_DURATION_H
|