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Diffstat (limited to 'libstdc++-v3/include/ext/pb_assoc/detail/lu_map_/lu_map_.hpp')
| -rw-r--r-- | libstdc++-v3/include/ext/pb_assoc/detail/lu_map_/lu_map_.hpp | 464 |
1 files changed, 464 insertions, 0 deletions
diff --git a/libstdc++-v3/include/ext/pb_assoc/detail/lu_map_/lu_map_.hpp b/libstdc++-v3/include/ext/pb_assoc/detail/lu_map_/lu_map_.hpp new file mode 100644 index 00000000000..21316e72a27 --- /dev/null +++ b/libstdc++-v3/include/ext/pb_assoc/detail/lu_map_/lu_map_.hpp @@ -0,0 +1,464 @@ +// -*- C++ -*- + +// Copyright (C) 2005 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 2, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING. If not, write to the Free +// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, +// USA. + +// As a special exception, you may use this file as part of a free software +// library without restriction. Specifically, if other files instantiate +// templates or use macros or inline functions from this file, or you compile +// this file and link it with other files to produce an executable, this +// file does not by itself cause the resulting executable to be covered by +// the GNU General Public License. This exception does not however +// invalidate any other reasons why the executable file might be covered by +// the GNU General Public License. + +// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. + +// Permission to use, copy, modify, sell, and distribute this software +// is hereby granted without fee, provided that the above copyright +// notice appears in all copies, and that both that copyright notice and +// this permission notice appear in supporting documentation. None of +// the above authors, nor IBM Haifa Research Laboratories, make any +// representation about the suitability of this software for any +// purpose. It is provided "as is" without express or implied warranty. + +/** + * @file lu_map_.hpp + * Contains a list update map. + */ + +#include <utility> +#include <iterator> +#include <ext/pb_assoc/detail/cond_dealtor.hpp> +#include <ext/pb_assoc/trivial_iterator_def.hpp> +#include <ext/pb_assoc/detail/types_traits.hpp> +#include <ext/pb_assoc/exception.hpp> +#include <ext/pb_assoc/detail/map_debug_base.hpp> + +namespace pb_assoc +{ + + namespace detail + { + +#ifdef PB_ASSOC_LU_MAP_DEBUG_ +#define PB_ASSOC_DBG_ASSERT(X) assert(X) +#define PB_ASSOC_DBG_VERIFY(X) assert(X) +#define PB_ASSOC_DBG_ONLY(X) X +#else // #ifdef PB_ASSOC_LU_MAP_DEBUG_ +#define PB_ASSOC_DBG_ASSERT(X) +#define PB_ASSOC_DBG_VERIFY(X) {if((X)==0);} +#define PB_ASSOC_DBG_ONLY(X) ; +#endif // #ifdef PB_ASSOC_LU_MAP_DEBUG_ + +#define PB_ASSOC_CLASS_T_DEC \ + template< \ + typename Key, \ + typename Data, \ + class Eq_Fn, \ + class Allocator, \ + class Update_Policy> + +#ifdef PB_ASSOC_DATA_TRUE_INDICATOR +#define PB_ASSOC_CLASS_NAME \ + lu_map_data_ +#endif // #ifdef PB_ASSOC_DATA_TRUE_INDICATOR + +#ifdef PB_ASSOC_DATA_FALSE_INDICATOR +#define PB_ASSOC_CLASS_NAME \ + lu_map_no_data_ +#endif // #ifdef PB_ASSOC_DATA_FALSE_INDICATOR + +#define PB_ASSOC_CLASS_C_DEC \ + PB_ASSOC_CLASS_NAME< \ + Key, \ + Data, \ + Eq_Fn, \ + Allocator, \ + Update_Policy> + +#define PB_ASSOC_TYPES_TRAITS_C_DEC \ + pb_assoc::detail::types_traits< \ + Key, \ + Data, \ + Allocator> + +#ifdef PB_ASSOC_USE_MAP_DEBUG_BASE +#define PB_ASSOC_MAP_DEBUG_BASE_C_DEC \ + pb_assoc::detail::map_debug_base< \ + Key, \ + Eq_Fn> +#endif // #ifdef PB_ASSOC_USE_MAP_DEBUG_BASE + +#ifdef PB_ASSOC_DATA_TRUE_INDICATOR +#define PB_ASSOC_V2F(X) (X).first +#define PB_ASSOC_V2S(X) (X).second +#define PB_ASSOC_EP2VP(X)& ((X)->m_value) +#endif // #ifdef PB_ASSOC_DATA_TRUE_INDICATOR + +#ifdef PB_ASSOC_DATA_FALSE_INDICATOR +#define PB_ASSOC_V2F(X) (X) +#define PB_ASSOC_V2S(X) Data() +#define PB_ASSOC_EP2VP(X)& ((X)->m_value.first) +#endif // #ifdef PB_ASSOC_DATA_FALSE_INDICATOR + +#ifdef PB_ASSOC_LU_MAP_DEBUG_ +#define PB_ASSOC_DBG_ASSERT(X) assert(X) +#define PB_ASSOC_DBG_VERIFY(X) assert(X) +#define PB_ASSOC_DBG_ONLY(X) X +#else // #ifdef PB_ASSOC_LU_MAP_DEBUG_ +#define PB_ASSOC_DBG_ASSERT(X) +#define PB_ASSOC_DBG_VERIFY(X) {if((X)==0);} +#define PB_ASSOC_DBG_ONLY(X) ; +#endif // #ifdef PB_ASSOC_LU_MAP_DEBUG_ + + /* Skip to the lu, my darling. */ + + template<typename Key, + typename Data, + class Eq_Fn, + class Allocator, + class Update_Policy> + class PB_ASSOC_CLASS_NAME : +#ifdef PB_ASSOC_LU_MAP_DEBUG_ + protected PB_ASSOC_MAP_DEBUG_BASE_C_DEC, +#endif // #ifdef PB_ASSOC_LU_MAP_DEBUG_ + public Eq_Fn, + public Update_Policy, + public PB_ASSOC_TYPES_TRAITS_C_DEC + { + + protected: + + typedef typename Allocator::size_type size_type; + + typedef + typename PB_ASSOC_TYPES_TRAITS_C_DEC::const_key_reference + const_key_reference; + +#ifdef PB_ASSOC_DATA_TRUE_INDICATOR + + typedef typename PB_ASSOC_TYPES_TRAITS_C_DEC::data_type data_type; + + typedef + typename PB_ASSOC_TYPES_TRAITS_C_DEC::data_reference + data_reference; + + typedef + typename PB_ASSOC_TYPES_TRAITS_C_DEC::const_data_reference + const_data_reference; + +#endif // #ifdef PB_ASSOC_DATA_TRUE_INDICATOR + + typedef typename PB_ASSOC_TYPES_TRAITS_C_DEC::value_type value_type; + + typedef typename PB_ASSOC_TYPES_TRAITS_C_DEC::pointer pointer; + + typedef + typename PB_ASSOC_TYPES_TRAITS_C_DEC::const_pointer + const_pointer; + + typedef typename PB_ASSOC_TYPES_TRAITS_C_DEC::reference reference; + + typedef + typename PB_ASSOC_TYPES_TRAITS_C_DEC::const_reference + const_reference; + + typedef Update_Policy update_policy; + + typedef typename Update_Policy::metadata_type update_metadata; + + struct entry + { + typename PB_ASSOC_TYPES_TRAITS_C_DEC::value_type m_value; + + update_metadata m_update_metadata; + + typename Allocator::template rebind<entry>::other::pointer m_p_next; + }; + + typedef + typename Allocator::template rebind<entry>::other + entry_allocator; + + typedef typename entry_allocator::pointer entry_pointer; + + typedef typename entry_allocator::const_pointer const_entry_pointer; + + typedef typename entry_allocator::reference entry_reference; + + typedef + typename entry_allocator::const_reference + const_entry_reference; + + typedef + typename Allocator::template rebind<entry_pointer>::other + entry_pointer_allocator; + + typedef typename entry_pointer_allocator::pointer entry_pointer_array; + +#define PB_ASSOC_GEN_POS entry_pointer + + typedef value_type mapped_value_type; + + typedef pointer mapped_pointer; + + typedef const_pointer const_mapped_pointer; + + typedef reference mapped_reference; + + typedef const_reference const_mapped_reference; + +#include <ext/pb_assoc/detail/unordered_iterator/const_find_iterator.hpp> +#include <ext/pb_assoc/detail/unordered_iterator/find_iterator.hpp> +#include <ext/pb_assoc/detail/unordered_iterator/const_iterator.hpp> +#include <ext/pb_assoc/detail/unordered_iterator/iterator.hpp> + +#undef PB_ASSOC_GEN_POS + + typedef find_iterator_ find_iterator; + + typedef const_find_iterator_ const_find_iterator; + + typedef iterator_ iterator; + + typedef const_iterator_ const_iterator; + + typedef Eq_Fn eq_fn; + + typedef Allocator allocator; + + protected: + + PB_ASSOC_CLASS_NAME(); + + PB_ASSOC_CLASS_NAME(const Eq_Fn& r_eq_fn); + + PB_ASSOC_CLASS_NAME(const Eq_Fn& r_eq_fn, const Update_Policy& r_update_policy); + + PB_ASSOC_CLASS_NAME(const PB_ASSOC_CLASS_C_DEC& r_other); + + virtual + ~PB_ASSOC_CLASS_NAME(); + + void + swap(PB_ASSOC_CLASS_C_DEC& r_other); + + template<class It> + void + copy_from_range(It first_it, It last_it); + + inline size_type + size() const; + + inline size_type + max_size() const; + + inline bool + empty() const; + + Eq_Fn& + get_eq_fn(); + + const Eq_Fn& + get_eq_fn() const; + + inline std::pair<find_iterator, bool> + insert(const_reference r_val); + +#ifdef PB_ASSOC_DATA_TRUE_INDICATOR + inline data_reference + subscript_imp(const_key_reference r_key); +#endif // #ifdef PB_ASSOC_DATA_TRUE_INDICATOR + + inline find_iterator + find(const_key_reference r_key); + + inline const_find_iterator + find(const_key_reference r_key) const; + +#ifdef PB_ASSOC_DATA_TRUE_INDICATOR + inline const_data_reference + const_subscript_imp(const_key_reference r_key) const; +#endif // #ifdef PB_ASSOC_DATA_TRUE_INDICATOR + + inline size_type + erase(const_key_reference r_key); + + template<class Pred> + inline size_type + erase_if(Pred& r_pred); + + void + clear(); + + inline iterator + begin(); + + inline const_iterator + begin() const; + + inline iterator + end(); + + inline const_iterator + end() const; + +#ifdef PB_ASSOC_LU_MAP_DEBUG_ + + virtual void + assert_valid() const; + +#endif // #ifdef PB_ASSOC_LU_MAP_DEBUG_ + + private: + + typedef PB_ASSOC_TYPES_TRAITS_C_DEC my_traits_base; + +#ifdef PB_ASSOC_USE_MAP_DEBUG_BASE + typedef PB_ASSOC_MAP_DEBUG_BASE_C_DEC my_map_debug_base; +#endif // #ifdef PB_ASSOC_USE_MAP_DEBUG_BASE + + typedef + pb_assoc::detail::cond_dealtor< + entry, + Allocator> + cond_dealtor_t; + + private: + + void + deallocate_all(bool deallocate_root); + + inline void + move_next_to_front(entry_pointer p_l) const; + + void + initialize(); + + inline void + insert_new_after(entry_pointer p_l, const_reference r_val); + + inline entry_pointer + find_imp(const_key_reference r_key) const + { + entry_pointer p_l = m_p_l; + + while (p_l->m_p_next != NULL) + if (Eq_Fn::operator()( + r_key, + PB_ASSOC_V2F(p_l->m_p_next->m_value))) + { + if (Update_Policy::operator()(p_l->m_update_metadata)) + { + move_next_to_front(p_l); + + return (m_p_l); + } + else + return (p_l); + } + else + p_l = p_l->m_p_next; + + return (p_l); + } + + inline void + erase_imp(entry_pointer p_l); + + inline find_iterator + find_end(); + + inline const_find_iterator + find_end() const; + + void + inc_it_state(pointer& r_p_value, std::pair<entry_pointer, size_type>& r_pos) const; + + void + inc_it_state(const_pointer& r_p_value, entry_pointer& r_pos) const; + + void + get_start_it_state(pointer& r_p_value, std::pair<entry_pointer, size_type>& r_pos) const; + +#ifdef PB_ASSOC_LU_MAP_DEBUG_ + + void + assert_entry_pointer_array_valid(const entry_pointer_array a_p_lntries) const; + + void + assert_entry_pointer_valid(const entry_pointer p_l, store_hash_true_indicator) const; + + void + assert_entry_pointer_valid(const entry_pointer p_l, store_hash_false_indicator) const; + +#endif // #ifdef PB_ASSOC_LU_MAP_DEBUG_ + + private: + + static entry_allocator s_entry_allocator; + + mutable entry_pointer m_p_l; + + size_type m_size; + + friend class iterator_; + + friend class const_iterator_; + + static iterator s_end_it; + + static const_iterator s_const_end_it; + + static find_iterator s_find_end_it; + + static const_find_iterator s_const_find_end_it; + + }; + +#include <ext/pb_assoc/detail/lu_map_/constructor_destructor_fn_imps.hpp> +#include <ext/pb_assoc/detail/lu_map_/info_fn_imps.hpp> +#include <ext/pb_assoc/detail/lu_map_/debug_fn_imps.hpp> +#include <ext/pb_assoc/detail/lu_map_/policy_access_fn_imps.hpp> +#include <ext/pb_assoc/detail/lu_map_/iterators_fn_imps.hpp> +#include <ext/pb_assoc/detail/lu_map_/erase_fn_imps.hpp> +#include <ext/pb_assoc/detail/lu_map_/find_fn_imps.hpp> +#include <ext/pb_assoc/detail/lu_map_/insert_fn_imps.hpp> + +#undef PB_ASSOC_CLASS_T_DEC + +#undef PB_ASSOC_CLASS_C_DEC + +#undef PB_ASSOC_TYPES_TRAITS_C_DEC + +#undef PB_ASSOC_MAP_DEBUG_BASE_C_DEC + +#undef PB_ASSOC_CLASS_NAME + +#undef PB_ASSOC_V2F +#undef PB_ASSOC_EP2VP +#undef PB_ASSOC_V2S + +#undef PB_ASSOC_DBG_ASSERT +#undef PB_ASSOC_DBG_VERIFY +#undef PB_ASSOC_DBG_ONLY + + } // namespace detail + +} // namespace pb_assoc |