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author | peter <peter@FreeBSD.org> | 2008-06-01 00:03:21 +0000 |
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committer | peter <peter@FreeBSD.org> | 2008-06-01 00:03:21 +0000 |
commit | a2be5f0c15218b0177d73b17d9bcb7589965d685 (patch) | |
tree | c9f0cd9c22378356a1716d32e13e70bc90f98b9c /libstdc++/include/bits/vector.tcc | |
parent | 9e0f3cc19c9df1594c9cc36cfd8fddc83c52ad12 (diff) | |
download | FreeBSD-src-a2be5f0c15218b0177d73b17d9bcb7589965d685.zip FreeBSD-src-a2be5f0c15218b0177d73b17d9bcb7589965d685.tar.gz |
Reorganize the gcc vendor import work area. This flattens out a bunch
of unnecessary path components that are relics of cvs2svn.
(These are directory moves)
Diffstat (limited to 'libstdc++/include/bits/vector.tcc')
-rw-r--r-- | libstdc++/include/bits/vector.tcc | 496 |
1 files changed, 496 insertions, 0 deletions
diff --git a/libstdc++/include/bits/vector.tcc b/libstdc++/include/bits/vector.tcc new file mode 100644 index 0000000..f476c46 --- /dev/null +++ b/libstdc++/include/bits/vector.tcc @@ -0,0 +1,496 @@ +// Vector implementation (out of line) -*- C++ -*- + +// Copyright (C) 2001, 2002, 2003, 2004, 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, +// 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) 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) + + 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, this->_M_impl._M_start, + 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; + } + } + + 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 + _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()) + std::copy(__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()) + std::copy(__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()); + } + } + + template<typename _Tp, typename _Alloc> + void + vector<_Tp, _Alloc>:: + _M_insert_aux(iterator __position, const _Tp& __x) + { + if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage) + { + this->_M_impl.construct(this->_M_impl._M_finish, + *(this->_M_impl._M_finish - 1)); + ++this->_M_impl._M_finish; + _Tp __x_copy = __x; + std::copy_backward(__position.base(), + this->_M_impl._M_finish - 2, + this->_M_impl._M_finish - 1); + *__position = __x_copy; + } + else + { + const size_type __old_size = size(); + if (__old_size == this->max_size()) + __throw_length_error(__N("vector::_M_insert_aux")); + + // When sizeof(value_type) == 1 and __old_size > size_type(-1)/2 + // __len overflows: if we don't notice and _M_allocate doesn't + // throw we crash badly later. + size_type __len = __old_size != 0 ? 2 * __old_size : 1; + if (__len < __old_size) + __len = this->max_size(); + + pointer __new_start(this->_M_allocate(__len)); + pointer __new_finish(__new_start); + try + { + __new_finish = + std::__uninitialized_copy_a(this->_M_impl._M_start, + __position.base(), __new_start, + _M_get_Tp_allocator()); + this->_M_impl.construct(__new_finish, __x); + ++__new_finish; + __new_finish = + std::__uninitialized_copy_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; + } + } + + 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_copy_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; + std::copy_backward(__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_copy_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 __old_size = size(); + if (this->max_size() - __old_size < __n) + __throw_length_error(__N("vector::_M_fill_insert")); + + // See _M_insert_aux above. + size_type __len = __old_size + std::max(__old_size, __n); + if (__len < __old_size) + __len = this->max_size(); + + pointer __new_start(this->_M_allocate(__len)); + pointer __new_finish(__new_start); + try + { + __new_finish = + std::__uninitialized_copy_a(this->_M_impl._M_start, + __position.base(), + __new_start, + _M_get_Tp_allocator()); + std::__uninitialized_fill_n_a(__new_finish, __n, __x, + _M_get_Tp_allocator()); + __new_finish += __n; + __new_finish = + std::__uninitialized_copy_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; + } + } + } + + 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_copy_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; + std::copy_backward(__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_copy_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 __old_size = size(); + if (this->max_size() - __old_size < __n) + __throw_length_error(__N("vector::_M_range_insert")); + + // See _M_insert_aux above. + size_type __len = __old_size + std::max(__old_size, __n); + if (__len < __old_size) + __len = this->max_size(); + + pointer __new_start(this->_M_allocate(__len)); + pointer __new_finish(__new_start); + try + { + __new_finish = + std::__uninitialized_copy_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_copy_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; + } + } + } + +_GLIBCXX_END_NESTED_NAMESPACE + +#endif /* _VECTOR_TCC */ |