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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [include/] [ext/] [pb_ds/] [detail/] [gp_hash_table_map_/] [resize_fn_imps.hpp] - Rev 424
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// -*- C++ -*- // Copyright (C) 2005, 2006, 2007, 2008, 2009 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 resize_fn_imps.hpp * Contains implementations of gp_ht_map_'s resize related functions. */ PB_DS_CLASS_T_DEC inline bool PB_DS_CLASS_C_DEC:: do_resize_if_needed() { if (!resize_base::is_resize_needed()) return false; resize_imp(resize_base::get_new_size(m_num_e, m_num_used_e)); return true; } PB_DS_CLASS_T_DEC void PB_DS_CLASS_C_DEC:: do_resize(size_type n) { resize_imp(resize_base::get_nearest_larger_size(n)); } PB_DS_CLASS_T_DEC inline void PB_DS_CLASS_C_DEC:: do_resize_if_needed_no_throw() { if (!resize_base::is_resize_needed()) return; __try { resize_imp(resize_base::get_new_size(m_num_e, m_num_used_e)); } __catch(...) { } _GLIBCXX_DEBUG_ONLY(assert_valid();) } PB_DS_CLASS_T_DEC void PB_DS_CLASS_C_DEC:: resize_imp(size_type new_size) { #ifdef PB_DS_REGRESSION typename Allocator::group_adjustor adjust(m_num_e); #endif if (new_size == m_num_e) return; _GLIBCXX_DEBUG_ONLY(assert_valid();) const size_type old_size = m_num_e; entry_array a_entries_resized = NULL; // Following line might throw an exception. a_entries_resized = s_entry_allocator.allocate(new_size); ranged_probe_fn_base::notify_resized(new_size); m_num_e = new_size; for (size_type i = 0; i < m_num_e; ++i) a_entries_resized[i].m_stat = empty_entry_status; __try { resize_imp(a_entries_resized, old_size); } __catch(...) { erase_all_valid_entries(a_entries_resized, new_size); m_num_e = old_size; s_entry_allocator.deallocate(a_entries_resized, new_size); ranged_probe_fn_base::notify_resized(old_size); __throw_exception_again; } // At this point no exceptions can be thrown. _GLIBCXX_DEBUG_ONLY(assert_entry_array_valid(a_entries_resized, traits_base::m_store_extra_indicator);) Resize_Policy::notify_resized(new_size); erase_all_valid_entries(m_entries, old_size); s_entry_allocator.deallocate(m_entries, old_size); m_entries = a_entries_resized; _GLIBCXX_DEBUG_ONLY(assert_valid();) } PB_DS_CLASS_T_DEC void PB_DS_CLASS_C_DEC:: resize_imp(entry_array a_entries_resized, size_type old_size) { for (size_type pos = 0; pos < old_size; ++pos) if (m_entries[pos].m_stat == valid_entry_status) resize_imp_reassign(m_entries + pos, a_entries_resized, traits_base::m_store_extra_indicator); } #include <ext/pb_ds/detail/gp_hash_table_map_/resize_no_store_hash_fn_imps.hpp> #include <ext/pb_ds/detail/gp_hash_table_map_/resize_store_hash_fn_imps.hpp>
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