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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/binomial_heap_base_.hpp | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/binomial_heap_base_.hpp')
-rw-r--r-- | gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/binomial_heap_base_.hpp | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/binomial_heap_base_.hpp b/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/binomial_heap_base_.hpp new file mode 100644 index 0000000..eb916bc --- /dev/null +++ b/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/binomial_heap_base_/binomial_heap_base_.hpp @@ -0,0 +1,211 @@ +// -*- C++ -*- + +// Copyright (C) 2005-2014 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 3, 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. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// <http://www.gnu.org/licenses/>. + +// 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 binomial_heap_base_/binomial_heap_base_.hpp + * Contains an implementation class for a base of binomial heaps. + */ + +#ifndef PB_DS_BINOMIAL_HEAP_BASE_HPP +#define PB_DS_BINOMIAL_HEAP_BASE_HPP + +/* + * Binomial heap base. + * Vuillemin J is the mastah. + * Modified from CLRS. + */ + +#include <debug/debug.h> +#include <ext/pb_ds/detail/cond_dealtor.hpp> +#include <ext/pb_ds/detail/type_utils.hpp> +#include <ext/pb_ds/detail/left_child_next_sibling_heap_/left_child_next_sibling_heap_.hpp> + +namespace __gnu_pbds +{ + namespace detail + { +#define PB_DS_CLASS_T_DEC \ + template<typename Value_Type, typename Cmp_Fn, typename _Alloc> + +#define PB_DS_CLASS_C_DEC \ + binomial_heap_base<Value_Type, Cmp_Fn, _Alloc> + +#ifdef _GLIBCXX_DEBUG +#define PB_DS_B_HEAP_BASE \ + left_child_next_sibling_heap<Value_Type, Cmp_Fn, \ + typename _Alloc::size_type, _Alloc, false> +#else +#define PB_DS_B_HEAP_BASE \ + left_child_next_sibling_heap<Value_Type, Cmp_Fn, \ + typename _Alloc::size_type, _Alloc> +#endif + + /// Base class for binomial heap. + template<typename Value_Type, typename Cmp_Fn, typename _Alloc> + class binomial_heap_base + : public PB_DS_B_HEAP_BASE + { + private: + typedef typename _Alloc::template rebind<Value_Type>::other __rebind_v; + typedef PB_DS_B_HEAP_BASE base_type; + + protected: + typedef typename base_type::node node; + typedef typename base_type::node_pointer node_pointer; + typedef typename base_type::node_const_pointer node_const_pointer; + + public: + typedef Value_Type value_type; + typedef Cmp_Fn cmp_fn; + typedef _Alloc allocator_type; + typedef typename _Alloc::size_type size_type; + typedef typename _Alloc::difference_type difference_type; + + typedef typename __rebind_v::pointer pointer; + typedef typename __rebind_v::const_pointer const_pointer; + typedef typename __rebind_v::reference reference; + typedef typename __rebind_v::const_reference const_reference; + + typedef typename base_type::point_const_iterator point_const_iterator; + typedef typename base_type::point_iterator point_iterator; + typedef typename base_type::const_iterator const_iterator; + typedef typename base_type::iterator iterator; + + public: + + inline point_iterator + push(const_reference); + + void + modify(point_iterator, const_reference); + + inline const_reference + top() const; + + void + pop(); + + void + erase(point_iterator); + + inline void + clear(); + + template<typename Pred> + size_type + erase_if(Pred); + + template<typename Pred> + void + split(Pred, PB_DS_CLASS_C_DEC&); + + void + join(PB_DS_CLASS_C_DEC&); + + protected: + + binomial_heap_base(); + + binomial_heap_base(const Cmp_Fn&); + + binomial_heap_base(const PB_DS_CLASS_C_DEC&); + + void + swap(PB_DS_CLASS_C_DEC&); + + ~binomial_heap_base(); + + template<typename It> + void + copy_from_range(It, It); + + inline void + find_max(); + +#ifdef _GLIBCXX_DEBUG + void + assert_valid(bool, const char*, int) const; + + void + assert_max(const char*, int) const; +#endif + + private: + + inline node_pointer + fix(node_pointer) const; + + inline void + insert_node(node_pointer); + + inline void + remove_parentless_node(node_pointer); + + inline node_pointer + join(node_pointer, node_pointer) const; + +#ifdef _GLIBCXX_DEBUG + void + assert_node_consistent(node_const_pointer, bool, bool, + const char*, int) const; +#endif + + protected: + node_pointer m_p_max; + }; + +#define PB_DS_ASSERT_VALID_COND(X, _StrictlyBinomial) \ + _GLIBCXX_DEBUG_ONLY(X.assert_valid(_StrictlyBinomial,__FILE__, __LINE__);) + +#define PB_DS_ASSERT_BASE_NODE_CONSISTENT(_Node, _Bool) \ + _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(_Node, _Bool, \ + __FILE__, __LINE__);) + +#include <ext/pb_ds/detail/binomial_heap_base_/constructors_destructor_fn_imps.hpp> +#include <ext/pb_ds/detail/binomial_heap_base_/debug_fn_imps.hpp> +#include <ext/pb_ds/detail/binomial_heap_base_/find_fn_imps.hpp> +#include <ext/pb_ds/detail/binomial_heap_base_/insert_fn_imps.hpp> +#include <ext/pb_ds/detail/binomial_heap_base_/erase_fn_imps.hpp> +#include <ext/pb_ds/detail/binomial_heap_base_/split_join_fn_imps.hpp> + +#undef PB_DS_ASSERT_BASE_NODE_CONSISTENT +#undef PB_DS_ASSERT_VALID_COND +#undef PB_DS_CLASS_C_DEC +#undef PB_DS_CLASS_T_DEC +#undef PB_DS_B_HEAP_BASE + } // namespace detail +} // namespace __gnu_pbds + +#endif |