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Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/bits/vector.tcc')
| -rw-r--r-- | gcc-4.4.3/libstdc++-v3/include/bits/vector.tcc | 681 |
1 files changed, 681 insertions, 0 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/bits/vector.tcc b/gcc-4.4.3/libstdc++-v3/include/bits/vector.tcc new file mode 100644 index 000000000..8f6749314 --- /dev/null +++ b/gcc-4.4.3/libstdc++-v3/include/bits/vector.tcc @@ -0,0 +1,681 @@ +// Vector implementation (out of line) -*- C++ -*- + +// Copyright (C) 2001, 2002, 2003, 2004, 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) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file vector.tcc + * This is an internal header file, included by other library headers. + * You should not attempt to use it directly. + */ + +#ifndef _VECTOR_TCC +#define _VECTOR_TCC 1 + +_GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D) + + template<typename _Tp, typename _Alloc> + void + vector<_Tp, _Alloc>:: + reserve(size_type __n) + { + if (__n > this->max_size()) + __throw_length_error(__N("vector::reserve")); + if (this->capacity() < __n) + { + const size_type __old_size = size(); + pointer __tmp = _M_allocate_and_copy(__n, + _GLIBCXX_MAKE_MOVE_ITERATOR(this->_M_impl._M_start), + _GLIBCXX_MAKE_MOVE_ITERATOR(this->_M_impl._M_finish)); + std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish, + _M_get_Tp_allocator()); + _M_deallocate(this->_M_impl._M_start, + this->_M_impl._M_end_of_storage + - this->_M_impl._M_start); + this->_M_impl._M_start = __tmp; + this->_M_impl._M_finish = __tmp + __old_size; + this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __n; + } + } + +#ifdef __GXX_EXPERIMENTAL_CXX0X__ + template<typename _Tp, typename _Alloc> + template<typename... _Args> + void + vector<_Tp, _Alloc>:: + emplace_back(_Args&&... __args) + { + if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage) + { + this->_M_impl.construct(this->_M_impl._M_finish, + std::forward<_Args>(__args)...); + ++this->_M_impl._M_finish; + } + else + _M_insert_aux(end(), std::forward<_Args>(__args)...); + } +#endif + + template<typename _Tp, typename _Alloc> + typename vector<_Tp, _Alloc>::iterator + vector<_Tp, _Alloc>:: + insert(iterator __position, const value_type& __x) + { + const size_type __n = __position - begin(); + if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage + && __position == end()) + { + this->_M_impl.construct(this->_M_impl._M_finish, __x); + ++this->_M_impl._M_finish; + } + else + { +#ifdef __GXX_EXPERIMENTAL_CXX0X__ + if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage) + { + _Tp __x_copy = __x; + _M_insert_aux(__position, std::move(__x_copy)); + } + else +#endif + _M_insert_aux(__position, __x); + } + return iterator(this->_M_impl._M_start + __n); + } + + template<typename _Tp, typename _Alloc> + typename vector<_Tp, _Alloc>::iterator + vector<_Tp, _Alloc>:: + erase(iterator __position) + { + if (__position + 1 != end()) + _GLIBCXX_MOVE3(__position + 1, end(), __position); + --this->_M_impl._M_finish; + this->_M_impl.destroy(this->_M_impl._M_finish); + return __position; + } + + template<typename _Tp, typename _Alloc> + typename vector<_Tp, _Alloc>::iterator + vector<_Tp, _Alloc>:: + erase(iterator __first, iterator __last) + { + if (__last != end()) + _GLIBCXX_MOVE3(__last, end(), __first); + _M_erase_at_end(__first.base() + (end() - __last)); + return __first; + } + + template<typename _Tp, typename _Alloc> + vector<_Tp, _Alloc>& + vector<_Tp, _Alloc>:: + operator=(const vector<_Tp, _Alloc>& __x) + { + if (&__x != this) + { + const size_type __xlen = __x.size(); + if (__xlen > capacity()) + { + pointer __tmp = _M_allocate_and_copy(__xlen, __x.begin(), + __x.end()); + std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish, + _M_get_Tp_allocator()); + _M_deallocate(this->_M_impl._M_start, + this->_M_impl._M_end_of_storage + - this->_M_impl._M_start); + this->_M_impl._M_start = __tmp; + this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __xlen; + } + else if (size() >= __xlen) + { + std::_Destroy(std::copy(__x.begin(), __x.end(), begin()), + end(), _M_get_Tp_allocator()); + } + else + { + std::copy(__x._M_impl._M_start, __x._M_impl._M_start + size(), + this->_M_impl._M_start); + std::__uninitialized_copy_a(__x._M_impl._M_start + size(), + __x._M_impl._M_finish, + this->_M_impl._M_finish, + _M_get_Tp_allocator()); + } + this->_M_impl._M_finish = this->_M_impl._M_start + __xlen; + } + return *this; + } + + template<typename _Tp, typename _Alloc> + void + vector<_Tp, _Alloc>:: + _M_fill_assign(size_t __n, const value_type& __val) + { + if (__n > capacity()) + { + vector __tmp(__n, __val, _M_get_Tp_allocator()); + __tmp.swap(*this); + } + else if (__n > size()) + { + std::fill(begin(), end(), __val); + std::__uninitialized_fill_n_a(this->_M_impl._M_finish, + __n - size(), __val, + _M_get_Tp_allocator()); + this->_M_impl._M_finish += __n - size(); + } + else + _M_erase_at_end(std::fill_n(this->_M_impl._M_start, __n, __val)); + } + + template<typename _Tp, typename _Alloc> + template<typename _InputIterator> + void + vector<_Tp, _Alloc>:: + _M_assign_aux(_InputIterator __first, _InputIterator __last, + std::input_iterator_tag) + { + pointer __cur(this->_M_impl._M_start); + for (; __first != __last && __cur != this->_M_impl._M_finish; + ++__cur, ++__first) + *__cur = *__first; + if (__first == __last) + _M_erase_at_end(__cur); + else + insert(end(), __first, __last); + } + + template<typename _Tp, typename _Alloc> + template<typename _ForwardIterator> + void + vector<_Tp, _Alloc>:: + _M_assign_aux(_ForwardIterator __first, _ForwardIterator __last, + std::forward_iterator_tag) + { + const size_type __len = std::distance(__first, __last); + + if (__len > capacity()) + { + pointer __tmp(_M_allocate_and_copy(__len, __first, __last)); + std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish, + _M_get_Tp_allocator()); + _M_deallocate(this->_M_impl._M_start, + this->_M_impl._M_end_of_storage + - this->_M_impl._M_start); + this->_M_impl._M_start = __tmp; + this->_M_impl._M_finish = this->_M_impl._M_start + __len; + this->_M_impl._M_end_of_storage = this->_M_impl._M_finish; + } + else if (size() >= __len) + _M_erase_at_end(std::copy(__first, __last, this->_M_impl._M_start)); + else + { + _ForwardIterator __mid = __first; + std::advance(__mid, size()); + std::copy(__first, __mid, this->_M_impl._M_start); + this->_M_impl._M_finish = + std::__uninitialized_copy_a(__mid, __last, + this->_M_impl._M_finish, + _M_get_Tp_allocator()); + } + } + +#ifdef __GXX_EXPERIMENTAL_CXX0X__ + template<typename _Tp, typename _Alloc> + template<typename... _Args> + typename vector<_Tp, _Alloc>::iterator + vector<_Tp, _Alloc>:: + emplace(iterator __position, _Args&&... __args) + { + const size_type __n = __position - begin(); + if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage + && __position == end()) + { + this->_M_impl.construct(this->_M_impl._M_finish, + std::forward<_Args>(__args)...); + ++this->_M_impl._M_finish; + } + else + _M_insert_aux(__position, std::forward<_Args>(__args)...); + return iterator(this->_M_impl._M_start + __n); + } + + template<typename _Tp, typename _Alloc> + template<typename... _Args> + void + vector<_Tp, _Alloc>:: + _M_insert_aux(iterator __position, _Args&&... __args) +#else + template<typename _Tp, typename _Alloc> + void + vector<_Tp, _Alloc>:: + _M_insert_aux(iterator __position, const _Tp& __x) +#endif + { + if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage) + { + this->_M_impl.construct(this->_M_impl._M_finish, + _GLIBCXX_MOVE(*(this->_M_impl._M_finish + - 1))); + ++this->_M_impl._M_finish; +#ifndef __GXX_EXPERIMENTAL_CXX0X__ + _Tp __x_copy = __x; +#endif + _GLIBCXX_MOVE_BACKWARD3(__position.base(), + this->_M_impl._M_finish - 2, + this->_M_impl._M_finish - 1); +#ifndef __GXX_EXPERIMENTAL_CXX0X__ + *__position = __x_copy; +#else + *__position = _Tp(std::forward<_Args>(__args)...); +#endif + } + else + { + const size_type __len = + _M_check_len(size_type(1), "vector::_M_insert_aux"); + const size_type __elems_before = __position - begin(); + pointer __new_start(this->_M_allocate(__len)); + pointer __new_finish(__new_start); + __try + { + // The order of the three operations is dictated by the C++0x + // case, where the moves could alter a new element belonging + // to the existing vector. This is an issue only for callers + // taking the element by const lvalue ref (see 23.1/13). + this->_M_impl.construct(__new_start + __elems_before, +#ifdef __GXX_EXPERIMENTAL_CXX0X__ + std::forward<_Args>(__args)...); +#else + __x); +#endif + __new_finish = 0; + + __new_finish = + std::__uninitialized_move_a(this->_M_impl._M_start, + __position.base(), __new_start, + _M_get_Tp_allocator()); + ++__new_finish; + + __new_finish = + std::__uninitialized_move_a(__position.base(), + this->_M_impl._M_finish, + __new_finish, + _M_get_Tp_allocator()); + } + __catch(...) + { + if (!__new_finish) + this->_M_impl.destroy(__new_start + __elems_before); + else + std::_Destroy(__new_start, __new_finish, _M_get_Tp_allocator()); + _M_deallocate(__new_start, __len); + __throw_exception_again; + } + std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish, + _M_get_Tp_allocator()); + _M_deallocate(this->_M_impl._M_start, + this->_M_impl._M_end_of_storage + - this->_M_impl._M_start); + this->_M_impl._M_start = __new_start; + this->_M_impl._M_finish = __new_finish; + this->_M_impl._M_end_of_storage = __new_start + __len; + } + } + + template<typename _Tp, typename _Alloc> + void + vector<_Tp, _Alloc>:: + _M_fill_insert(iterator __position, size_type __n, const value_type& __x) + { + if (__n != 0) + { + if (size_type(this->_M_impl._M_end_of_storage + - this->_M_impl._M_finish) >= __n) + { + value_type __x_copy = __x; + const size_type __elems_after = end() - __position; + pointer __old_finish(this->_M_impl._M_finish); + if (__elems_after > __n) + { + std::__uninitialized_move_a(this->_M_impl._M_finish - __n, + this->_M_impl._M_finish, + this->_M_impl._M_finish, + _M_get_Tp_allocator()); + this->_M_impl._M_finish += __n; + _GLIBCXX_MOVE_BACKWARD3(__position.base(), + __old_finish - __n, __old_finish); + std::fill(__position.base(), __position.base() + __n, + __x_copy); + } + else + { + std::__uninitialized_fill_n_a(this->_M_impl._M_finish, + __n - __elems_after, + __x_copy, + _M_get_Tp_allocator()); + this->_M_impl._M_finish += __n - __elems_after; + std::__uninitialized_move_a(__position.base(), __old_finish, + this->_M_impl._M_finish, + _M_get_Tp_allocator()); + this->_M_impl._M_finish += __elems_after; + std::fill(__position.base(), __old_finish, __x_copy); + } + } + else + { + const size_type __len = + _M_check_len(__n, "vector::_M_fill_insert"); + const size_type __elems_before = __position - begin(); + pointer __new_start(this->_M_allocate(__len)); + pointer __new_finish(__new_start); + __try + { + // See _M_insert_aux above. + std::__uninitialized_fill_n_a(__new_start + __elems_before, + __n, __x, + _M_get_Tp_allocator()); + __new_finish = 0; + + __new_finish = + std::__uninitialized_move_a(this->_M_impl._M_start, + __position.base(), + __new_start, + _M_get_Tp_allocator()); + __new_finish += __n; + + __new_finish = + std::__uninitialized_move_a(__position.base(), + this->_M_impl._M_finish, + __new_finish, + _M_get_Tp_allocator()); + } + __catch(...) + { + if (!__new_finish) + std::_Destroy(__new_start + __elems_before, + __new_start + __elems_before + __n, + _M_get_Tp_allocator()); + else + std::_Destroy(__new_start, __new_finish, + _M_get_Tp_allocator()); + _M_deallocate(__new_start, __len); + __throw_exception_again; + } + std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish, + _M_get_Tp_allocator()); + _M_deallocate(this->_M_impl._M_start, + this->_M_impl._M_end_of_storage + - this->_M_impl._M_start); + this->_M_impl._M_start = __new_start; + this->_M_impl._M_finish = __new_finish; + this->_M_impl._M_end_of_storage = __new_start + __len; + } + } + } + + template<typename _Tp, typename _Alloc> + template<typename _InputIterator> + void + vector<_Tp, _Alloc>:: + _M_range_insert(iterator __pos, _InputIterator __first, + _InputIterator __last, std::input_iterator_tag) + { + for (; __first != __last; ++__first) + { + __pos = insert(__pos, *__first); + ++__pos; + } + } + + template<typename _Tp, typename _Alloc> + template<typename _ForwardIterator> + void + vector<_Tp, _Alloc>:: + _M_range_insert(iterator __position, _ForwardIterator __first, + _ForwardIterator __last, std::forward_iterator_tag) + { + if (__first != __last) + { + const size_type __n = std::distance(__first, __last); + if (size_type(this->_M_impl._M_end_of_storage + - this->_M_impl._M_finish) >= __n) + { + const size_type __elems_after = end() - __position; + pointer __old_finish(this->_M_impl._M_finish); + if (__elems_after > __n) + { + std::__uninitialized_move_a(this->_M_impl._M_finish - __n, + this->_M_impl._M_finish, + this->_M_impl._M_finish, + _M_get_Tp_allocator()); + this->_M_impl._M_finish += __n; + _GLIBCXX_MOVE_BACKWARD3(__position.base(), + __old_finish - __n, __old_finish); + std::copy(__first, __last, __position); + } + else + { + _ForwardIterator __mid = __first; + std::advance(__mid, __elems_after); + std::__uninitialized_copy_a(__mid, __last, + this->_M_impl._M_finish, + _M_get_Tp_allocator()); + this->_M_impl._M_finish += __n - __elems_after; + std::__uninitialized_move_a(__position.base(), + __old_finish, + this->_M_impl._M_finish, + _M_get_Tp_allocator()); + this->_M_impl._M_finish += __elems_after; + std::copy(__first, __mid, __position); + } + } + else + { + const size_type __len = + _M_check_len(__n, "vector::_M_range_insert"); + pointer __new_start(this->_M_allocate(__len)); + pointer __new_finish(__new_start); + __try + { + __new_finish = + std::__uninitialized_move_a(this->_M_impl._M_start, + __position.base(), + __new_start, + _M_get_Tp_allocator()); + __new_finish = + std::__uninitialized_copy_a(__first, __last, + __new_finish, + _M_get_Tp_allocator()); + __new_finish = + std::__uninitialized_move_a(__position.base(), + this->_M_impl._M_finish, + __new_finish, + _M_get_Tp_allocator()); + } + __catch(...) + { + std::_Destroy(__new_start, __new_finish, + _M_get_Tp_allocator()); + _M_deallocate(__new_start, __len); + __throw_exception_again; + } + std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish, + _M_get_Tp_allocator()); + _M_deallocate(this->_M_impl._M_start, + this->_M_impl._M_end_of_storage + - this->_M_impl._M_start); + this->_M_impl._M_start = __new_start; + this->_M_impl._M_finish = __new_finish; + this->_M_impl._M_end_of_storage = __new_start + __len; + } + } + } + + + // vector<bool> + + template<typename _Alloc> + void + vector<bool, _Alloc>:: + reserve(size_type __n) + { + if (__n > this->max_size()) + __throw_length_error(__N("vector::reserve")); + if (this->capacity() < __n) + { + _Bit_type* __q = this->_M_allocate(__n); + this->_M_impl._M_finish = _M_copy_aligned(begin(), end(), + iterator(__q, 0)); + this->_M_deallocate(); + this->_M_impl._M_start = iterator(__q, 0); + this->_M_impl._M_end_of_storage = (__q + (__n + int(_S_word_bit) - 1) + / int(_S_word_bit)); + } + } + + template<typename _Alloc> + void + vector<bool, _Alloc>:: + _M_fill_insert(iterator __position, size_type __n, bool __x) + { + if (__n == 0) + return; + if (capacity() - size() >= __n) + { + std::copy_backward(__position, end(), + this->_M_impl._M_finish + difference_type(__n)); + std::fill(__position, __position + difference_type(__n), __x); + this->_M_impl._M_finish += difference_type(__n); + } + else + { + const size_type __len = + _M_check_len(__n, "vector<bool>::_M_fill_insert"); + _Bit_type * __q = this->_M_allocate(__len); + iterator __i = _M_copy_aligned(begin(), __position, + iterator(__q, 0)); + std::fill(__i, __i + difference_type(__n), __x); + this->_M_impl._M_finish = std::copy(__position, end(), + __i + difference_type(__n)); + this->_M_deallocate(); + this->_M_impl._M_end_of_storage = (__q + ((__len + + int(_S_word_bit) - 1) + / int(_S_word_bit))); + this->_M_impl._M_start = iterator(__q, 0); + } + } + + template<typename _Alloc> + template<typename _ForwardIterator> + void + vector<bool, _Alloc>:: + _M_insert_range(iterator __position, _ForwardIterator __first, + _ForwardIterator __last, std::forward_iterator_tag) + { + if (__first != __last) + { + size_type __n = std::distance(__first, __last); + if (capacity() - size() >= __n) + { + std::copy_backward(__position, end(), + this->_M_impl._M_finish + + difference_type(__n)); + std::copy(__first, __last, __position); + this->_M_impl._M_finish += difference_type(__n); + } + else + { + const size_type __len = + _M_check_len(__n, "vector<bool>::_M_insert_range"); + _Bit_type * __q = this->_M_allocate(__len); + iterator __i = _M_copy_aligned(begin(), __position, + iterator(__q, 0)); + __i = std::copy(__first, __last, __i); + this->_M_impl._M_finish = std::copy(__position, end(), __i); + this->_M_deallocate(); + this->_M_impl._M_end_of_storage = (__q + + ((__len + + int(_S_word_bit) - 1) + / int(_S_word_bit))); + this->_M_impl._M_start = iterator(__q, 0); + } + } + } + + template<typename _Alloc> + void + vector<bool, _Alloc>:: + _M_insert_aux(iterator __position, bool __x) + { + if (this->_M_impl._M_finish._M_p != this->_M_impl._M_end_of_storage) + { + std::copy_backward(__position, this->_M_impl._M_finish, + this->_M_impl._M_finish + 1); + *__position = __x; + ++this->_M_impl._M_finish; + } + else + { + const size_type __len = + _M_check_len(size_type(1), "vector<bool>::_M_insert_aux"); + _Bit_type * __q = this->_M_allocate(__len); + iterator __i = _M_copy_aligned(begin(), __position, + iterator(__q, 0)); + *__i++ = __x; + this->_M_impl._M_finish = std::copy(__position, end(), __i); + this->_M_deallocate(); + this->_M_impl._M_end_of_storage = (__q + ((__len + + int(_S_word_bit) - 1) + / int(_S_word_bit))); + this->_M_impl._M_start = iterator(__q, 0); + } + } + +_GLIBCXX_END_NESTED_NAMESPACE + +#endif /* _VECTOR_TCC */ |