diff options
| -rw-r--r-- | lldb/include/lldb/Utility/SharingPtr.h | 180 |
1 files changed, 179 insertions, 1 deletions
diff --git a/lldb/include/lldb/Utility/SharingPtr.h b/lldb/include/lldb/Utility/SharingPtr.h index 2cc504488ef..f19a6a16de7 100644 --- a/lldb/include/lldb/Utility/SharingPtr.h +++ b/lldb/include/lldb/Utility/SharingPtr.h @@ -11,7 +11,6 @@ #define utility_SharingPtr_h_ #include <algorithm> -#include <memory> namespace lldb_private { @@ -57,6 +56,48 @@ shared_ptr_pointer<T>::on_zero_shared() delete data_; } +template <class T> +class shared_ptr_emplace + : public shared_count +{ + T data_; +public: + + shared_ptr_emplace() + : data_() {} + + template <class A0> + shared_ptr_emplace(A0& a0) + : data_(a0) {} + + template <class A0, class A1> + shared_ptr_emplace(A0& a0, A1& a1) + : data_(a0, a1) {} + + template <class A0, class A1, class A2> + shared_ptr_emplace(A0& a0, A1& a1, A2& a2) + : data_(a0, a1, a2) {} + + template <class A0, class A1, class A2, class A3> + shared_ptr_emplace(A0& a0, A1& a1, A2& a2, A3& a3) + : data_(a0, a1, a2, a3) {} + + template <class A0, class A1, class A2, class A3, class A4> + shared_ptr_emplace(A0& a0, A1& a1, A2& a2, A3& a3, A4& a4) + : data_(a0, a1, a2, a3, a4) {} + +private: + virtual void on_zero_shared(); +public: + T* get() {return &data_;} +}; + +template <class T> +void +shared_ptr_emplace<T>::on_zero_shared() +{ +} + } // namespace template<class T> @@ -94,6 +135,23 @@ public: bool empty() const {return cntrl_ == 0;} operator nat*() const {return (nat*)get();} + static SharingPtr<T> make_shared(); + + template<class A0> + static SharingPtr<T> make_shared(A0&); + + template<class A0, class A1> + static SharingPtr<T> make_shared(A0&, A1&); + + template<class A0, class A1, class A2> + static SharingPtr<T> make_shared(A0&, A1&, A2&); + + template<class A0, class A1, class A2, class A3> + static SharingPtr<T> make_shared(A0&, A1&, A2&, A3&); + + template<class A0, class A1, class A2, class A3, class A4> + static SharingPtr<T> make_shared(A0&, A1&, A2&, A3&, A4&); + private: template <class U> friend class SharingPtr; @@ -202,6 +260,126 @@ SharingPtr<T>::reset(Y* p) SharingPtr(p).swap(*this); } +template<class T> +SharingPtr<T> +SharingPtr<T>::make_shared() +{ + typedef imp::shared_ptr_emplace<T> CntrlBlk; + SharingPtr<T> r; + r.cntrl_ = new CntrlBlk(); + r.ptr_ = r.cntrl_->get(); + return r; +} + +template<class T> +template<class A0> +SharingPtr<T> +SharingPtr<T>::make_shared(A0& a0) +{ + typedef imp::shared_ptr_emplace<T> CntrlBlk; + SharingPtr<T> r; + r.cntrl_ = new CntrlBlk(a0); + r.ptr_ = static_cast<CntrlBlk*>(r.cntrl_)->get(); + return r; +} + +template<class T> +template<class A0, class A1> +SharingPtr<T> +SharingPtr<T>::make_shared(A0& a0, A1& a1) +{ + typedef imp::shared_ptr_emplace<T> CntrlBlk; + SharingPtr<T> r; + r.cntrl_ = new CntrlBlk(a0, a1); + r.ptr_ = static_cast<CntrlBlk*>(r.cntrl_)->get(); + return r; +} + +template<class T> +template<class A0, class A1, class A2> +SharingPtr<T> +SharingPtr<T>::make_shared(A0& a0, A1& a1, A2& a2) +{ + typedef imp::shared_ptr_emplace<T> CntrlBlk; + SharingPtr<T> r; + r.cntrl_ = new CntrlBlk(a0, a1, a2); + r.ptr_ = static_cast<CntrlBlk*>(r.cntrl_)->get(); + return r; +} + +template<class T> +template<class A0, class A1, class A2, class A3> +SharingPtr<T> +SharingPtr<T>::make_shared(A0& a0, A1& a1, A2& a2, A3& a3) +{ + typedef imp::shared_ptr_emplace<T> CntrlBlk; + SharingPtr<T> r; + r.cntrl_ = new CntrlBlk(a0, a1, a2, a3); + r.ptr_ = static_cast<CntrlBlk*>(r.cntrl_)->get(); + return r; +} + +template<class T> +template<class A0, class A1, class A2, class A3, class A4> +SharingPtr<T> +SharingPtr<T>::make_shared(A0& a0, A1& a1, A2& a2, A3& a3, A4& a4) +{ + typedef imp::shared_ptr_emplace<T> CntrlBlk; + SharingPtr<T> r; + r.cntrl_ = new CntrlBlk(a0, a1, a2, a3, a4); + r.ptr_ = static_cast<CntrlBlk*>(r.cntrl_)->get(); + return r; +} + +template<class T> +inline +SharingPtr<T> +make_shared() +{ + return SharingPtr<T>::make_shared(); +} + +template<class T, class A0> +inline +SharingPtr<T> +make_shared(A0& a0) +{ + return SharingPtr<T>::make_shared(a0); +} + +template<class T, class A0, class A1> +inline +SharingPtr<T> +make_shared(A0& a0, A1& a1) +{ + return SharingPtr<T>::make_shared(a0, a1); +} + +template<class T, class A0, class A1, class A2> +inline +SharingPtr<T> +make_shared(A0& a0, A1& a1, A2& a2) +{ + return SharingPtr<T>::make_shared(a0, a1, a2); +} + +template<class T, class A0, class A1, class A2, class A3> +inline +SharingPtr<T> +make_shared(A0& a0, A1& a1, A2& a2, A3& a3) +{ + return SharingPtr<T>::make_shared(a0, a1, a2, a3); +} + +template<class T, class A0, class A1, class A2, class A3, class A4> +inline +SharingPtr<T> +make_shared(A0& a0, A1& a1, A2& a2, A3& a3, A4& a4) +{ + return SharingPtr<T>::make_shared(a0, a1, a2, a3, a4); +} + + template<class T, class U> inline bool |
