21 #ifndef UNSUPPORTED_EIGEN_CXX11_SRC_TENSOR_TENSORSYCL_TUPLE_HPP
22 #define UNSUPPORTED_EIGEN_CXX11_SRC_TENSOR_TENSORSYCL_TUPLE_HPP
28 template <
bool,
typename T =
void>
struct StaticIf;
31 struct StaticIf<true, T> {
39 template <
class... Ts>
46 template <
class T,
class... Ts>
47 struct Tuple<T, Ts...> {
48 Tuple(T t, Ts... ts) : head(t), tail(ts...) {}
58 template <
size_t,
class>
63 template <
class T,
class... Ts>
74 template <
size_t k,
class T,
class... Ts>
86 #define TERMINATE_CONDS_TUPLE_GET(CVQual) \
87 template <size_t k, class... Ts> \
88 typename StaticIf<k == 0, CVQual typename ElemTypeHolder<0, Tuple<Ts...> >::type &>::type \
89 get(CVQual Tuple<Ts...> &t) { \
90 static_assert(sizeof...(Ts)!=0, "The requseted value is bigger than the size of the tuple"); \
94 TERMINATE_CONDS_TUPLE_GET(
const)
95 TERMINATE_CONDS_TUPLE_GET()
96 #undef TERMINATE_CONDS_TUPLE_GET
97 #define RECURSIVE_TUPLE_GET(CVQual) \
105 template <size_t k, class T, class... Ts> \
106 typename StaticIf<k != 0, CVQual typename ElemTypeHolder<k, Tuple<T, Ts...> >::type &>::type \
107 get(CVQual Tuple<T, Ts...> &t) { \
108 return utility::tuple::get<k - 1>(t.tail); \
110 RECURSIVE_TUPLE_GET(
const)
111 RECURSIVE_TUPLE_GET()
112 #undef RECURSIVE_TUPLE_GET
120 template <
typename... Args>
121 Tuple<Args...> make_tuple(Args... args) {
122 return Tuple<Args...>(args...);
130 template <
typename... Args>
132 return sizeof...(Args);
138 template <
size_t... Is>
147 template <
size_t MIN,
size_t N,
size_t... Is>
154 template <
size_t MIN,
size_t... Is>
155 struct RangeBuilder<MIN, MIN, Is...> {
156 typedef IndexList<Is...> type;
165 template <
size_t MIN,
size_t N,
size_t... Is>
166 struct RangeBuilder :
public RangeBuilder<MIN, N - 1, N - 1, Is...> {};
171 template <
size_t MIN,
size_t MAX>
183 template <
typename... Args,
typename T,
size_t... I>
185 return utility::tuple::make_tuple(get<I>(t)..., a);
196 template <
typename... Args,
typename T>
198 return utility::tuple::append_base(t, a,
IndexRange<0,
sizeof...(Args)>());
214 template <
typename... Args1,
typename... Args2,
size_t... I1,
size_t... I2>
215 Tuple<Args1..., Args2...> append_base(Tuple<Args1...> t1, Tuple<Args2...> t2, IndexList<I1...>, IndexList<I2...>) {
216 return utility::tuple::make_tuple(get<I1>(t1)...,get<I2>(t2)...);
228 template <
typename... Args1,
typename... Args2>
229 Tuple<Args1..., Args2...> append(Tuple<Args1...> t1,Tuple<Args2...> t2) {
230 return utility::tuple::append_base(t1, t2, IndexRange<0,
sizeof...(Args1)>(), IndexRange<0,
sizeof...(Args2)>());
234 #endif // UNSUPPORTED_EIGEN_CXX11_SRC_TENSOR_TENSORSYCL_TUPLE_HPP