489 lines
18 KiB
Plaintext
489 lines
18 KiB
Plaintext
/*
|
|
Copyright (c) 2005-2017 Intel Corporation
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
|
|
|
|
|
|
|
|
*/
|
|
|
|
#ifndef __TBB_tuple_H
|
|
#define __TBB_tuple_H
|
|
|
|
#include <utility>
|
|
#include "../tbb_stddef.h"
|
|
|
|
// build preprocessor variables for varying number of arguments
|
|
// Need the leading comma so the empty __TBB_T_PACK will not cause a syntax error.
|
|
#if __TBB_VARIADIC_MAX <= 5
|
|
#define __TBB_T_PACK
|
|
#define __TBB_U_PACK
|
|
#define __TBB_TYPENAME_T_PACK
|
|
#define __TBB_TYPENAME_U_PACK
|
|
#define __TBB_NULL_TYPE_PACK
|
|
#define __TBB_REF_T_PARAM_PACK
|
|
#define __TBB_CONST_REF_T_PARAM_PACK
|
|
#define __TBB_T_PARAM_LIST_PACK
|
|
#define __TBB_CONST_NULL_REF_PACK
|
|
//
|
|
#elif __TBB_VARIADIC_MAX == 6
|
|
#define __TBB_T_PACK ,__T5
|
|
#define __TBB_U_PACK ,__U5
|
|
#define __TBB_TYPENAME_T_PACK , typename __T5
|
|
#define __TBB_TYPENAME_U_PACK , typename __U5
|
|
#define __TBB_NULL_TYPE_PACK , null_type
|
|
#define __TBB_REF_T_PARAM_PACK ,__T5& t5
|
|
#define __TBB_CONST_REF_T_PARAM_PACK ,const __T5& t5
|
|
#define __TBB_T_PARAM_LIST_PACK ,t5
|
|
#define __TBB_CONST_NULL_REF_PACK , const null_type&
|
|
//
|
|
#elif __TBB_VARIADIC_MAX == 7
|
|
#define __TBB_T_PACK ,__T5, __T6
|
|
#define __TBB_U_PACK ,__U5, __U6
|
|
#define __TBB_TYPENAME_T_PACK , typename __T5 , typename __T6
|
|
#define __TBB_TYPENAME_U_PACK , typename __U5 , typename __U6
|
|
#define __TBB_NULL_TYPE_PACK , null_type, null_type
|
|
#define __TBB_REF_T_PARAM_PACK ,__T5& t5, __T6& t6
|
|
#define __TBB_CONST_REF_T_PARAM_PACK ,const __T5& t5, const __T6& t6
|
|
#define __TBB_T_PARAM_LIST_PACK ,t5 ,t6
|
|
#define __TBB_CONST_NULL_REF_PACK , const null_type&, const null_type&
|
|
//
|
|
#elif __TBB_VARIADIC_MAX == 8
|
|
#define __TBB_T_PACK ,__T5, __T6, __T7
|
|
#define __TBB_U_PACK ,__U5, __U6, __U7
|
|
#define __TBB_TYPENAME_T_PACK , typename __T5 , typename __T6, typename __T7
|
|
#define __TBB_TYPENAME_U_PACK , typename __U5 , typename __U6, typename __U7
|
|
#define __TBB_NULL_TYPE_PACK , null_type, null_type, null_type
|
|
#define __TBB_REF_T_PARAM_PACK ,__T5& t5, __T6& t6, __T7& t7
|
|
#define __TBB_CONST_REF_T_PARAM_PACK , const __T5& t5, const __T6& t6, const __T7& t7
|
|
#define __TBB_T_PARAM_LIST_PACK ,t5 ,t6 ,t7
|
|
#define __TBB_CONST_NULL_REF_PACK , const null_type&, const null_type&, const null_type&
|
|
//
|
|
#elif __TBB_VARIADIC_MAX == 9
|
|
#define __TBB_T_PACK ,__T5, __T6, __T7, __T8
|
|
#define __TBB_U_PACK ,__U5, __U6, __U7, __U8
|
|
#define __TBB_TYPENAME_T_PACK , typename __T5, typename __T6, typename __T7, typename __T8
|
|
#define __TBB_TYPENAME_U_PACK , typename __U5, typename __U6, typename __U7, typename __U8
|
|
#define __TBB_NULL_TYPE_PACK , null_type, null_type, null_type, null_type
|
|
#define __TBB_REF_T_PARAM_PACK ,__T5& t5, __T6& t6, __T7& t7, __T8& t8
|
|
#define __TBB_CONST_REF_T_PARAM_PACK , const __T5& t5, const __T6& t6, const __T7& t7, const __T8& t8
|
|
#define __TBB_T_PARAM_LIST_PACK ,t5 ,t6 ,t7 ,t8
|
|
#define __TBB_CONST_NULL_REF_PACK , const null_type&, const null_type&, const null_type&, const null_type&
|
|
//
|
|
#elif __TBB_VARIADIC_MAX >= 10
|
|
#define __TBB_T_PACK ,__T5, __T6, __T7, __T8, __T9
|
|
#define __TBB_U_PACK ,__U5, __U6, __U7, __U8, __U9
|
|
#define __TBB_TYPENAME_T_PACK , typename __T5, typename __T6, typename __T7, typename __T8, typename __T9
|
|
#define __TBB_TYPENAME_U_PACK , typename __U5, typename __U6, typename __U7, typename __U8, typename __U9
|
|
#define __TBB_NULL_TYPE_PACK , null_type, null_type, null_type, null_type, null_type
|
|
#define __TBB_REF_T_PARAM_PACK ,__T5& t5, __T6& t6, __T7& t7, __T8& t8, __T9& t9
|
|
#define __TBB_CONST_REF_T_PARAM_PACK , const __T5& t5, const __T6& t6, const __T7& t7, const __T8& t8, const __T9& t9
|
|
#define __TBB_T_PARAM_LIST_PACK ,t5 ,t6 ,t7 ,t8 ,t9
|
|
#define __TBB_CONST_NULL_REF_PACK , const null_type&, const null_type&, const null_type&, const null_type&, const null_type&
|
|
#endif
|
|
|
|
|
|
|
|
namespace tbb {
|
|
namespace interface5 {
|
|
|
|
namespace internal {
|
|
struct null_type { };
|
|
}
|
|
using internal::null_type;
|
|
|
|
// tuple forward declaration
|
|
template <typename __T0=null_type, typename __T1=null_type, typename __T2=null_type,
|
|
typename __T3=null_type, typename __T4=null_type
|
|
#if __TBB_VARIADIC_MAX >= 6
|
|
, typename __T5=null_type
|
|
#if __TBB_VARIADIC_MAX >= 7
|
|
, typename __T6=null_type
|
|
#if __TBB_VARIADIC_MAX >= 8
|
|
, typename __T7=null_type
|
|
#if __TBB_VARIADIC_MAX >= 9
|
|
, typename __T8=null_type
|
|
#if __TBB_VARIADIC_MAX >= 10
|
|
, typename __T9=null_type
|
|
#endif
|
|
#endif
|
|
#endif
|
|
#endif
|
|
#endif
|
|
>
|
|
class tuple;
|
|
|
|
namespace internal {
|
|
|
|
// const null_type temp
|
|
inline const null_type cnull() { return null_type(); }
|
|
|
|
// cons forward declaration
|
|
template <typename __HT, typename __TT> struct cons;
|
|
|
|
// type of a component of the cons
|
|
template<int __N, typename __T>
|
|
struct component {
|
|
typedef typename __T::tail_type next;
|
|
typedef typename component<__N-1,next>::type type;
|
|
};
|
|
|
|
template<typename __T>
|
|
struct component<0,__T> {
|
|
typedef typename __T::head_type type;
|
|
};
|
|
|
|
template<>
|
|
struct component<0,null_type> {
|
|
typedef null_type type;
|
|
};
|
|
|
|
// const version of component
|
|
|
|
template<int __N, typename __T>
|
|
struct component<__N, const __T>
|
|
{
|
|
typedef typename __T::tail_type next;
|
|
typedef const typename component<__N-1,next>::type type;
|
|
};
|
|
|
|
template<typename __T>
|
|
struct component<0, const __T>
|
|
{
|
|
typedef const typename __T::head_type type;
|
|
};
|
|
|
|
|
|
// helper class for getting components of cons
|
|
template< int __N>
|
|
struct get_helper {
|
|
template<typename __HT, typename __TT>
|
|
inline static typename component<__N, cons<__HT,__TT> >::type& get(cons<__HT,__TT>& ti) {
|
|
return get_helper<__N-1>::get(ti.tail);
|
|
}
|
|
template<typename __HT, typename __TT>
|
|
inline static typename component<__N, cons<__HT,__TT> >::type const& get(const cons<__HT,__TT>& ti) {
|
|
return get_helper<__N-1>::get(ti.tail);
|
|
}
|
|
};
|
|
|
|
template<>
|
|
struct get_helper<0> {
|
|
template<typename __HT, typename __TT>
|
|
inline static typename component<0, cons<__HT,__TT> >::type& get(cons<__HT,__TT>& ti) {
|
|
return ti.head;
|
|
}
|
|
template<typename __HT, typename __TT>
|
|
inline static typename component<0, cons<__HT,__TT> >::type const& get(const cons<__HT,__TT>& ti) {
|
|
return ti.head;
|
|
}
|
|
};
|
|
|
|
// traits adaptor
|
|
template <typename __T0, typename __T1, typename __T2, typename __T3, typename __T4 __TBB_TYPENAME_T_PACK>
|
|
struct tuple_traits {
|
|
typedef cons <__T0, typename tuple_traits<__T1, __T2, __T3, __T4 __TBB_T_PACK , null_type>::U > U;
|
|
};
|
|
|
|
template <typename __T0>
|
|
struct tuple_traits<__T0, null_type, null_type, null_type, null_type __TBB_NULL_TYPE_PACK > {
|
|
typedef cons<__T0, null_type> U;
|
|
};
|
|
|
|
template<>
|
|
struct tuple_traits<null_type, null_type, null_type, null_type, null_type __TBB_NULL_TYPE_PACK > {
|
|
typedef null_type U;
|
|
};
|
|
|
|
|
|
// core cons defs
|
|
template <typename __HT, typename __TT>
|
|
struct cons{
|
|
|
|
typedef __HT head_type;
|
|
typedef __TT tail_type;
|
|
|
|
head_type head;
|
|
tail_type tail;
|
|
|
|
static const int length = 1 + tail_type::length;
|
|
|
|
// default constructors
|
|
explicit cons() : head(), tail() { }
|
|
|
|
// non-default constructors
|
|
cons(head_type& h, const tail_type& t) : head(h), tail(t) { }
|
|
|
|
template <typename __T0, typename __T1, typename __T2, typename __T3, typename __T4 __TBB_TYPENAME_T_PACK >
|
|
cons(const __T0& t0, const __T1& t1, const __T2& t2, const __T3& t3, const __T4& t4 __TBB_CONST_REF_T_PARAM_PACK) :
|
|
head(t0), tail(t1, t2, t3, t4 __TBB_T_PARAM_LIST_PACK, cnull()) { }
|
|
|
|
template <typename __T0, typename __T1, typename __T2, typename __T3, typename __T4 __TBB_TYPENAME_T_PACK >
|
|
cons(__T0& t0, __T1& t1, __T2& t2, __T3& t3, __T4& t4 __TBB_REF_T_PARAM_PACK) :
|
|
head(t0), tail(t1, t2, t3, t4 __TBB_T_PARAM_LIST_PACK , cnull()) { }
|
|
|
|
template <typename __HT1, typename __TT1>
|
|
cons(const cons<__HT1,__TT1>& other) : head(other.head), tail(other.tail) { }
|
|
|
|
cons& operator=(const cons& other) { head = other.head; tail = other.tail; return *this; }
|
|
|
|
friend bool operator==(const cons& me, const cons& other) {
|
|
return me.head == other.head && me.tail == other.tail;
|
|
}
|
|
friend bool operator<(const cons& me, const cons& other) {
|
|
return me.head < other.head || (!(other.head < me.head) && me.tail < other.tail);
|
|
}
|
|
friend bool operator>(const cons& me, const cons& other) { return other<me; }
|
|
friend bool operator!=(const cons& me, const cons& other) { return !(me==other); }
|
|
friend bool operator>=(const cons& me, const cons& other) { return !(me<other); }
|
|
friend bool operator<=(const cons& me, const cons& other) { return !(me>other); }
|
|
|
|
template<typename __HT1, typename __TT1>
|
|
friend bool operator==(const cons<__HT,__TT>& me, const cons<__HT1,__TT1>& other) {
|
|
return me.head == other.head && me.tail == other.tail;
|
|
}
|
|
|
|
template<typename __HT1, typename __TT1>
|
|
friend bool operator<(const cons<__HT,__TT>& me, const cons<__HT1,__TT1>& other) {
|
|
return me.head < other.head || (!(other.head < me.head) && me.tail < other.tail);
|
|
}
|
|
|
|
template<typename __HT1, typename __TT1>
|
|
friend bool operator>(const cons<__HT,__TT>& me, const cons<__HT1,__TT1>& other) { return other<me; }
|
|
|
|
template<typename __HT1, typename __TT1>
|
|
friend bool operator!=(const cons<__HT,__TT>& me, const cons<__HT1,__TT1>& other) { return !(me==other); }
|
|
|
|
template<typename __HT1, typename __TT1>
|
|
friend bool operator>=(const cons<__HT,__TT>& me, const cons<__HT1,__TT1>& other) { return !(me<other); }
|
|
|
|
template<typename __HT1, typename __TT1>
|
|
friend bool operator<=(const cons<__HT,__TT>& me, const cons<__HT1,__TT1>& other) { return !(me>other); }
|
|
|
|
|
|
}; // cons
|
|
|
|
|
|
template <typename __HT>
|
|
struct cons<__HT,null_type> {
|
|
|
|
typedef __HT head_type;
|
|
typedef null_type tail_type;
|
|
|
|
head_type head;
|
|
|
|
static const int length = 1;
|
|
|
|
// default constructor
|
|
cons() : head() { /*std::cout << "default constructor 1\n";*/ }
|
|
|
|
cons(const null_type&, const null_type&, const null_type&, const null_type&, const null_type& __TBB_CONST_NULL_REF_PACK) : head() { /*std::cout << "default constructor 2\n";*/ }
|
|
|
|
// non-default constructor
|
|
template<typename __T1>
|
|
cons(__T1& t1, const null_type&, const null_type&, const null_type&, const null_type& __TBB_CONST_NULL_REF_PACK) : head(t1) { /*std::cout << "non-default a1, t1== " << t1 << "\n";*/}
|
|
|
|
cons(head_type& h, const null_type& = null_type() ) : head(h) { }
|
|
cons(const head_type& t0, const null_type&, const null_type&, const null_type&, const null_type& __TBB_CONST_NULL_REF_PACK) : head(t0) { }
|
|
|
|
// converting constructor
|
|
template<typename __HT1>
|
|
cons(__HT1 h1, const null_type&, const null_type&, const null_type&, const null_type& __TBB_CONST_NULL_REF_PACK) : head(h1) { }
|
|
|
|
// copy constructor
|
|
template<typename __HT1>
|
|
cons( const cons<__HT1, null_type>& other) : head(other.head) { }
|
|
|
|
// assignment operator
|
|
cons& operator=(const cons& other) { head = other.head; return *this; }
|
|
|
|
friend bool operator==(const cons& me, const cons& other) { return me.head == other.head; }
|
|
friend bool operator<(const cons& me, const cons& other) { return me.head < other.head; }
|
|
friend bool operator>(const cons& me, const cons& other) { return other<me; }
|
|
friend bool operator!=(const cons& me, const cons& other) {return !(me==other); }
|
|
friend bool operator<=(const cons& me, const cons& other) {return !(me>other); }
|
|
friend bool operator>=(const cons& me, const cons& other) {return !(me<other); }
|
|
|
|
template<typename __HT1>
|
|
friend bool operator==(const cons<__HT,null_type>& me, const cons<__HT1,null_type>& other) {
|
|
return me.head == other.head;
|
|
}
|
|
|
|
template<typename __HT1>
|
|
friend bool operator<(const cons<__HT,null_type>& me, const cons<__HT1,null_type>& other) {
|
|
return me.head < other.head;
|
|
}
|
|
|
|
template<typename __HT1>
|
|
friend bool operator>(const cons<__HT,null_type>& me, const cons<__HT1,null_type>& other) { return other<me; }
|
|
|
|
template<typename __HT1>
|
|
friend bool operator!=(const cons<__HT,null_type>& me, const cons<__HT1,null_type>& other) { return !(me==other); }
|
|
|
|
template<typename __HT1>
|
|
friend bool operator<=(const cons<__HT,null_type>& me, const cons<__HT1,null_type>& other) { return !(me>other); }
|
|
|
|
template<typename __HT1>
|
|
friend bool operator>=(const cons<__HT,null_type>& me, const cons<__HT1,null_type>& other) { return !(me<other); }
|
|
|
|
}; // cons
|
|
|
|
template <>
|
|
struct cons<null_type,null_type> { typedef null_type tail_type; static const int length = 0; };
|
|
|
|
// wrapper for default constructor
|
|
template<typename __T>
|
|
inline const __T wrap_dcons(__T*) { return __T(); }
|
|
|
|
} // namespace internal
|
|
|
|
// tuple definition
|
|
template<typename __T0, typename __T1, typename __T2, typename __T3, typename __T4 __TBB_TYPENAME_T_PACK >
|
|
class tuple : public internal::tuple_traits<__T0, __T1, __T2, __T3, __T4 __TBB_T_PACK >::U {
|
|
// friends
|
|
template <typename __T> friend class tuple_size;
|
|
template<int __N, typename __T> friend struct tuple_element;
|
|
|
|
// stl components
|
|
typedef tuple<__T0,__T1,__T2,__T3,__T4 __TBB_T_PACK > value_type;
|
|
typedef value_type *pointer;
|
|
typedef const value_type *const_pointer;
|
|
typedef value_type &reference;
|
|
typedef const value_type &const_reference;
|
|
typedef size_t size_type;
|
|
|
|
typedef typename internal::tuple_traits<__T0,__T1,__T2,__T3, __T4 __TBB_T_PACK >::U my_cons;
|
|
|
|
public:
|
|
tuple(const __T0& t0=internal::wrap_dcons((__T0*)NULL)
|
|
,const __T1& t1=internal::wrap_dcons((__T1*)NULL)
|
|
,const __T2& t2=internal::wrap_dcons((__T2*)NULL)
|
|
,const __T3& t3=internal::wrap_dcons((__T3*)NULL)
|
|
,const __T4& t4=internal::wrap_dcons((__T4*)NULL)
|
|
#if __TBB_VARIADIC_MAX >= 6
|
|
,const __T5& t5=internal::wrap_dcons((__T5*)NULL)
|
|
#if __TBB_VARIADIC_MAX >= 7
|
|
,const __T6& t6=internal::wrap_dcons((__T6*)NULL)
|
|
#if __TBB_VARIADIC_MAX >= 8
|
|
,const __T7& t7=internal::wrap_dcons((__T7*)NULL)
|
|
#if __TBB_VARIADIC_MAX >= 9
|
|
,const __T8& t8=internal::wrap_dcons((__T8*)NULL)
|
|
#if __TBB_VARIADIC_MAX >= 10
|
|
,const __T9& t9=internal::wrap_dcons((__T9*)NULL)
|
|
#endif
|
|
#endif
|
|
#endif
|
|
#endif
|
|
#endif
|
|
) :
|
|
my_cons(t0,t1,t2,t3,t4 __TBB_T_PARAM_LIST_PACK) { }
|
|
|
|
template<int __N>
|
|
struct internal_tuple_element {
|
|
typedef typename internal::component<__N,my_cons>::type type;
|
|
};
|
|
|
|
template<int __N>
|
|
typename internal_tuple_element<__N>::type& get() { return internal::get_helper<__N>::get(*this); }
|
|
|
|
template<int __N>
|
|
typename internal_tuple_element<__N>::type const& get() const { return internal::get_helper<__N>::get(*this); }
|
|
|
|
template<typename __U1, typename __U2>
|
|
tuple& operator=(const internal::cons<__U1,__U2>& other) {
|
|
my_cons::operator=(other);
|
|
return *this;
|
|
}
|
|
|
|
template<typename __U1, typename __U2>
|
|
tuple& operator=(const std::pair<__U1,__U2>& other) {
|
|
// __TBB_ASSERT(tuple_size<value_type>::value == 2, "Invalid size for pair to tuple assignment");
|
|
this->head = other.first;
|
|
this->tail.head = other.second;
|
|
return *this;
|
|
}
|
|
|
|
friend bool operator==(const tuple& me, const tuple& other) {return static_cast<const my_cons &>(me)==(other);}
|
|
friend bool operator<(const tuple& me, const tuple& other) {return static_cast<const my_cons &>(me)<(other);}
|
|
friend bool operator>(const tuple& me, const tuple& other) {return static_cast<const my_cons &>(me)>(other);}
|
|
friend bool operator!=(const tuple& me, const tuple& other) {return static_cast<const my_cons &>(me)!=(other);}
|
|
friend bool operator>=(const tuple& me, const tuple& other) {return static_cast<const my_cons &>(me)>=(other);}
|
|
friend bool operator<=(const tuple& me, const tuple& other) {return static_cast<const my_cons &>(me)<=(other);}
|
|
|
|
}; // tuple
|
|
|
|
// empty tuple
|
|
template<>
|
|
class tuple<null_type, null_type, null_type, null_type, null_type __TBB_NULL_TYPE_PACK > : public null_type {
|
|
};
|
|
|
|
// helper classes
|
|
|
|
template < typename __T>
|
|
class tuple_size {
|
|
public:
|
|
static const size_t value = 1 + tuple_size<typename __T::tail_type>::value;
|
|
};
|
|
|
|
template <>
|
|
class tuple_size<tuple<> > {
|
|
public:
|
|
static const size_t value = 0;
|
|
};
|
|
|
|
template <>
|
|
class tuple_size<null_type> {
|
|
public:
|
|
static const size_t value = 0;
|
|
};
|
|
|
|
template<int __N, typename __T>
|
|
struct tuple_element {
|
|
typedef typename internal::component<__N, typename __T::my_cons>::type type;
|
|
};
|
|
|
|
template<int __N, typename __T0, typename __T1, typename __T2, typename __T3, typename __T4 __TBB_TYPENAME_T_PACK >
|
|
inline static typename tuple_element<__N,tuple<__T0,__T1,__T2,__T3,__T4 __TBB_T_PACK > >::type&
|
|
get(tuple<__T0,__T1,__T2,__T3,__T4 __TBB_T_PACK >& t) { return internal::get_helper<__N>::get(t); }
|
|
|
|
template<int __N, typename __T0, typename __T1, typename __T2, typename __T3, typename __T4 __TBB_TYPENAME_T_PACK >
|
|
inline static typename tuple_element<__N,tuple<__T0,__T1,__T2,__T3,__T4 __TBB_T_PACK > >::type const&
|
|
get(const tuple<__T0,__T1,__T2,__T3,__T4 __TBB_T_PACK >& t) { return internal::get_helper<__N>::get(t); }
|
|
|
|
} // interface5
|
|
} // tbb
|
|
|
|
#if !__TBB_CPP11_TUPLE_PRESENT
|
|
namespace tbb {
|
|
namespace flow {
|
|
using tbb::interface5::tuple;
|
|
using tbb::interface5::tuple_size;
|
|
using tbb::interface5::tuple_element;
|
|
using tbb::interface5::get;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#undef __TBB_T_PACK
|
|
#undef __TBB_U_PACK
|
|
#undef __TBB_TYPENAME_T_PACK
|
|
#undef __TBB_TYPENAME_U_PACK
|
|
#undef __TBB_NULL_TYPE_PACK
|
|
#undef __TBB_REF_T_PARAM_PACK
|
|
#undef __TBB_CONST_REF_T_PARAM_PACK
|
|
#undef __TBB_T_PARAM_LIST_PACK
|
|
#undef __TBB_CONST_NULL_REF_PACK
|
|
|
|
#endif /* __TBB_tuple_H */
|