// -*- C++ -*-
-// Copyright (C) 2005, 2006 Free Software Foundation, Inc.
+// Copyright (C) 2005, 2006, 2009, 2010, 2011 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
+// Foundation; either version 3, or (at your option) any later
// version.
// This library is distributed in the hope that it will be useful, but
// 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.
+// 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.
PB_DS_CLASS_C_DEC::
splay(node_pointer p_nd)
{
- while (p_nd->m_p_parent != PB_DS_BASE_C_DEC::m_p_head)
+ while (p_nd->m_p_parent != base_type::m_p_head)
{
#ifdef _GLIBCXX_DEBUG
{
- node_pointer p_head = PB_DS_BASE_C_DEC::m_p_head;
- assert_special_imp(p_head);
+ node_pointer p_head = base_type::m_p_head;
+ assert_special_imp(p_head, __FILE__, __LINE__);
}
#endif
- _GLIBCXX_DEBUG_ONLY(PB_DS_BASE_C_DEC::assert_node_consistent(p_nd);)
+ PB_DS_ASSERT_BASE_NODE_CONSISTENT(p_nd)
- if (p_nd->m_p_parent->m_p_parent == PB_DS_BASE_C_DEC::m_p_head)
- {
- PB_DS_BASE_C_DEC::rotate_parent(p_nd);
- _GLIBCXX_DEBUG_ASSERT(p_nd == this->m_p_head->m_p_parent);
- }
- else
- {
- const node_pointer p_parent = p_nd->m_p_parent;
- const node_pointer p_grandparent = p_parent->m_p_parent;
+ if (p_nd->m_p_parent->m_p_parent == base_type::m_p_head)
+ {
+ base_type::rotate_parent(p_nd);
+ _GLIBCXX_DEBUG_ASSERT(p_nd == this->m_p_head->m_p_parent);
+ }
+ else
+ {
+ const node_pointer p_parent = p_nd->m_p_parent;
+ const node_pointer p_grandparent = p_parent->m_p_parent;
#ifdef _GLIBCXX_DEBUG
- const size_type total =
- PB_DS_BASE_C_DEC::recursive_count(p_grandparent);
- _GLIBCXX_DEBUG_ASSERT(total >= 3);
+ const size_type total =
+ base_type::recursive_count(p_grandparent);
+ _GLIBCXX_DEBUG_ASSERT(total >= 3);
#endif
- if (p_parent->m_p_left == p_nd &&
- p_grandparent->m_p_right == p_parent)
- splay_zig_zag_left(p_nd, p_parent, p_grandparent);
- else if (p_parent->m_p_right == p_nd &&
- p_grandparent->m_p_left == p_parent)
- splay_zig_zag_right(p_nd, p_parent, p_grandparent);
- else if (p_parent->m_p_left == p_nd &&
- p_grandparent->m_p_left == p_parent)
- splay_zig_zig_left(p_nd, p_parent, p_grandparent);
- else
- splay_zig_zig_right(p_nd, p_parent, p_grandparent);
- _GLIBCXX_DEBUG_ASSERT(total ==this->recursive_count(p_nd));
- }
-
- _GLIBCXX_DEBUG_ONLY(PB_DS_BASE_C_DEC::assert_node_consistent(p_nd);)
- }
+ if (p_parent->m_p_left == p_nd &&
+ p_grandparent->m_p_right == p_parent)
+ splay_zig_zag_left(p_nd, p_parent, p_grandparent);
+ else if (p_parent->m_p_right == p_nd &&
+ p_grandparent->m_p_left == p_parent)
+ splay_zig_zag_right(p_nd, p_parent, p_grandparent);
+ else if (p_parent->m_p_left == p_nd &&
+ p_grandparent->m_p_left == p_parent)
+ splay_zig_zig_left(p_nd, p_parent, p_grandparent);
+ else
+ splay_zig_zig_right(p_nd, p_parent, p_grandparent);
+ _GLIBCXX_DEBUG_ASSERT(total ==this->recursive_count(p_nd));
+ }
+
+ PB_DS_ASSERT_BASE_NODE_CONSISTENT(p_nd)
+ }
}
PB_DS_CLASS_T_DEC
inline void
PB_DS_CLASS_C_DEC::
-splay_zig_zag_left(node_pointer p_nd, node_pointer p_parent, node_pointer p_grandparent)
+splay_zig_zag_left(node_pointer p_nd, node_pointer p_parent,
+ node_pointer p_grandparent)
{
_GLIBCXX_DEBUG_ASSERT(p_parent == p_nd->m_p_parent);
_GLIBCXX_DEBUG_ASSERT(p_grandparent == p_parent->m_p_parent);
- _GLIBCXX_DEBUG_ONLY(PB_DS_BASE_C_DEC::assert_node_consistent(p_grandparent);)
+ PB_DS_ASSERT_BASE_NODE_CONSISTENT(p_grandparent)
_GLIBCXX_DEBUG_ASSERT(p_parent->m_p_left == p_nd &&
p_grandparent->m_p_right == p_parent);
p_grandparent->m_p_parent = p_nd;
p_parent->m_p_left = p_b;
- if (p_b != NULL)
+ if (p_b != 0)
p_b->m_p_parent = p_parent;
p_grandparent->m_p_right = p_c;
- if (p_c != NULL)
+ if (p_c != 0)
p_c->m_p_parent = p_grandparent;
splay_zz_end(p_nd, p_parent, p_grandparent);
PB_DS_CLASS_T_DEC
inline void
PB_DS_CLASS_C_DEC::
-splay_zig_zag_right(node_pointer p_nd, node_pointer p_parent, node_pointer p_grandparent)
+splay_zig_zag_right(node_pointer p_nd, node_pointer p_parent,
+ node_pointer p_grandparent)
{
_GLIBCXX_DEBUG_ASSERT(p_parent == p_nd->m_p_parent);
_GLIBCXX_DEBUG_ASSERT(p_grandparent == p_parent->m_p_parent);
- _GLIBCXX_DEBUG_ONLY(PB_DS_BASE_C_DEC::assert_node_consistent(p_grandparent);)
+ PB_DS_ASSERT_BASE_NODE_CONSISTENT(p_grandparent)
_GLIBCXX_DEBUG_ASSERT(p_parent->m_p_right == p_nd &&
p_grandparent->m_p_left == p_parent);
p_grandparent->m_p_parent = p_nd;
p_parent->m_p_right = p_b;
- if (p_b != NULL)
+ if (p_b != 0)
p_b->m_p_parent = p_parent;
p_grandparent->m_p_left = p_c;
- if (p_c != NULL)
+ if (p_c != 0)
p_c->m_p_parent = p_grandparent;
splay_zz_end(p_nd, p_parent, p_grandparent);
PB_DS_CLASS_T_DEC
inline void
PB_DS_CLASS_C_DEC::
-splay_zig_zig_left(node_pointer p_nd, node_pointer p_parent, node_pointer p_grandparent)
+splay_zig_zig_left(node_pointer p_nd, node_pointer p_parent,
+ node_pointer p_grandparent)
{
_GLIBCXX_DEBUG_ASSERT(p_parent == p_nd->m_p_parent);
_GLIBCXX_DEBUG_ASSERT(p_grandparent == p_parent->m_p_parent);
- _GLIBCXX_DEBUG_ONLY(PB_DS_BASE_C_DEC::assert_node_consistent(p_grandparent);)
+ PB_DS_ASSERT_BASE_NODE_CONSISTENT(p_grandparent)
_GLIBCXX_DEBUG_ASSERT(p_parent->m_p_left == p_nd &&
p_nd->m_p_parent->m_p_parent->m_p_left == p_nd->m_p_parent);
p_grandparent->m_p_parent = p_parent;
p_parent->m_p_left = p_b;
- if (p_b != NULL)
+ if (p_b != 0)
p_b->m_p_parent = p_parent;
p_grandparent->m_p_left = p_c;
- if (p_c != NULL)
+ if (p_c != 0)
p_c->m_p_parent = p_grandparent;
splay_zz_end(p_nd, p_parent, p_grandparent);
PB_DS_CLASS_T_DEC
inline void
PB_DS_CLASS_C_DEC::
-splay_zig_zig_right(node_pointer p_nd, node_pointer p_parent, node_pointer p_grandparent)
+splay_zig_zig_right(node_pointer p_nd, node_pointer p_parent,
+ node_pointer p_grandparent)
{
_GLIBCXX_DEBUG_ASSERT(p_parent == p_nd->m_p_parent);
_GLIBCXX_DEBUG_ASSERT(p_grandparent == p_parent->m_p_parent);
-
- _GLIBCXX_DEBUG_ONLY(PB_DS_BASE_C_DEC::assert_node_consistent(p_grandparent);)
-
- _GLIBCXX_DEBUG_ASSERT(p_parent->m_p_right == p_nd&&
- p_nd->m_p_parent->m_p_parent->m_p_right == p_nd->m_p_parent);
+ PB_DS_ASSERT_BASE_NODE_CONSISTENT(p_grandparent)
+ _GLIBCXX_DEBUG_ASSERT(p_parent->m_p_right == p_nd &&
+ p_nd->m_p_parent->m_p_parent->m_p_right == p_nd->m_p_parent);
splay_zz_start(p_nd, p_parent, p_grandparent);
p_grandparent->m_p_parent = p_parent;
p_parent->m_p_right = p_b;
- if (p_b != NULL)
+ if (p_b != 0)
p_b->m_p_parent = p_parent;
p_grandparent->m_p_right = p_c;
- if (p_c != NULL)
+ if (p_c != 0)
p_c->m_p_parent = p_grandparent;
- PB_DS_BASE_C_DEC::update_to_top(p_grandparent, (node_update* )this);
+ base_type::update_to_top(p_grandparent, (node_update* )this);
splay_zz_end(p_nd, p_parent, p_grandparent);
}
#endif
node_pointer p_grandparent)
{
- _GLIBCXX_DEBUG_ASSERT(p_nd != NULL);
- _GLIBCXX_DEBUG_ASSERT(p_parent != NULL);
- _GLIBCXX_DEBUG_ASSERT(p_grandparent != NULL);
+ _GLIBCXX_DEBUG_ASSERT(p_nd != 0);
+ _GLIBCXX_DEBUG_ASSERT(p_parent != 0);
+ _GLIBCXX_DEBUG_ASSERT(p_grandparent != 0);
- const bool grandparent_head =
- p_grandparent->m_p_parent == PB_DS_BASE_C_DEC::m_p_head;
+ const bool grandparent_head = p_grandparent->m_p_parent == base_type::m_p_head;
if (grandparent_head)
{
- PB_DS_BASE_C_DEC::m_p_head->m_p_parent =
- PB_DS_BASE_C_DEC::m_p_head->m_p_parent;
-
- p_nd->m_p_parent = PB_DS_BASE_C_DEC::m_p_head;
+ base_type::m_p_head->m_p_parent = base_type::m_p_head->m_p_parent;
+ p_nd->m_p_parent = base_type::m_p_head;
return;
}
PB_DS_CLASS_T_DEC
inline void
PB_DS_CLASS_C_DEC::
-splay_zz_end(node_pointer p_nd, node_pointer p_parent, node_pointer p_grandparent)
+splay_zz_end(node_pointer p_nd, node_pointer p_parent,
+ node_pointer p_grandparent)
{
- if (p_nd->m_p_parent == PB_DS_BASE_C_DEC::m_p_head)
- PB_DS_BASE_C_DEC::m_p_head->m_p_parent = p_nd;
+ if (p_nd->m_p_parent == base_type::m_p_head)
+ base_type::m_p_head->m_p_parent = p_nd;
apply_update(p_grandparent, (node_update* )this);
apply_update(p_parent, (node_update* )this);
apply_update(p_nd, (node_update* )this);
- _GLIBCXX_DEBUG_ONLY(PB_DS_BASE_C_DEC::assert_node_consistent(p_nd);)
+ PB_DS_ASSERT_BASE_NODE_CONSISTENT(p_nd)
}
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