// Bitmap Allocator. -*- C++ -*-
-// Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+// Copyright (C) 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 2, or (at your option)
+// 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,
// 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.
+// 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.
-// 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.
+// 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/>.
/** @file ext/bitmap_allocator.h
* This file is a GNU extension to the Standard C++ Library.
#ifndef _BITMAP_ALLOCATOR_H
#define _BITMAP_ALLOCATOR_H 1
-// For std::size_t, and ptrdiff_t.
-#include <cstddef>
-
-// For __throw_bad_alloc().
-#include <bits/functexcept.h>
-
-// For std::pair.
-#include <utility>
-
-// For greater_equal, and less_equal.
-#include <functional>
-
-// For operator new.
-#include <new>
-
-// For __gthread_mutex_t, __gthread_mutex_lock and __gthread_mutex_unlock.
-#include <bits/gthr.h>
-
-// Define this to enable error checking withing the allocator
-// itself(to debug the allocator itself).
-//#define _BALLOC_SANITY_CHECK
+#include <cstddef> // For std::size_t, and ptrdiff_t.
+#include <bits/functexcept.h> // For __throw_bad_alloc().
+#include <utility> // For std::pair.
+#include <functional> // For greater_equal, and less_equal.
+#include <new> // For operator new.
+#include <debug/debug.h> // _GLIBCXX_DEBUG_ASSERT
+#include <ext/concurrence.h>
+#include <bits/move.h>
/** @brief The constant in the expression below is the alignment
* required in bytes.
*/
#define _BALLOC_ALIGN_BYTES 8
-#if defined _BALLOC_SANITY_CHECK
-#include <cassert>
-#define _BALLOC_ASSERT(_EXPR) assert(_EXPR)
-#else
-#define _BALLOC_ASSERT(_EXPR)
-#endif
-
-
-namespace __gnu_cxx
-{
-#if defined __GTHREADS
- namespace
- {
- /** @brief If true, then the application being compiled will be
- * using threads, so use mutexes as a synchronization primitive,
- * else do no use any synchronization primitives.
- */
- bool const __threads_enabled = __gthread_active_p();
- }
-#endif
-
-#if defined __GTHREADS
- /** @class _Mutex bitmap_allocator.h bitmap_allocator.h
- *
- * @brief _Mutex is an OO-Wrapper for __gthread_mutex_t.
- *
- * It does not allow you to copy or assign an already initialized
- * mutex. This is used merely as a convenience for the locking
- * classes.
- */
- class _Mutex
- {
- __gthread_mutex_t _M_mut;
-
- // Prevent Copying and assignment.
- _Mutex(_Mutex const&);
- _Mutex& operator=(_Mutex const&);
-
- public:
- _Mutex()
- {
- if (__threads_enabled)
- {
-#if !defined __GTHREAD_MUTEX_INIT
- __GTHREAD_MUTEX_INIT_FUNCTION(&_M_mut);
-#else
- __gthread_mutex_t __mtemp = __GTHREAD_MUTEX_INIT;
- _M_mut = __mtemp;
-#endif
- }
- }
-
- ~_Mutex()
- {
- // Gthreads does not define a Mutex Destruction Function.
- }
-
- __gthread_mutex_t*
- _M_get() { return &_M_mut; }
- };
-
- /** @class _Lock bitmap_allocator.h bitmap_allocator.h
- *
- * @brief _Lock is a simple manual locking class which allows you to
- * manually lock and unlock a mutex associated with the lock.
- *
- * There is no automatic locking or unlocking happening without the
- * programmer's explicit instructions. This class unlocks the mutex
- * ONLY if it has not been locked. However, this check does not
- * apply for locking, and wayward use may cause dead-locks.
- */
- class _Lock
- {
- _Mutex* _M_pmt;
- bool _M_locked;
-
- // Prevent Copying and assignment.
- _Lock(_Lock const&);
- _Lock& operator=(_Lock const&);
-
- public:
- _Lock(_Mutex* __mptr)
- : _M_pmt(__mptr), _M_locked(false)
- { }
-
- void
- _M_lock()
- {
- if (__threads_enabled)
- {
- _M_locked = true;
- __gthread_mutex_lock(_M_pmt->_M_get());
- }
- }
-
- void
- _M_unlock()
- {
- if (__threads_enabled)
- {
- if (__builtin_expect(_M_locked, true))
- {
- __gthread_mutex_unlock(_M_pmt->_M_get());
- _M_locked = false;
- }
- }
- }
-
- ~_Lock() { }
- };
-
- /** @class _Auto_Lock bitmap_allocator.h bitmap_allocator.h
- *
- * @brief _Auto_Lock locks the associated mutex on construction, and
- * unlocks on destruction.
- *
- * There are no checks performed, and this class follows the RAII
- * principle.
- */
- class _Auto_Lock
- {
- _Mutex* _M_pmt;
- // Prevent Copying and assignment.
- _Auto_Lock(_Auto_Lock const&);
- _Auto_Lock& operator=(_Auto_Lock const&);
-
- void
- _M_lock()
- {
- if (__threads_enabled)
- __gthread_mutex_lock(_M_pmt->_M_get());
- }
-
- void
- _M_unlock()
- {
- if (__threads_enabled)
- __gthread_mutex_unlock(_M_pmt->_M_get());
- }
+_GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
- public:
- _Auto_Lock(_Mutex* __mptr) : _M_pmt(__mptr)
- { this->_M_lock(); }
+ using std::size_t;
+ using std::ptrdiff_t;
- ~_Auto_Lock() { this->_M_unlock(); }
- };
-#endif
-
- namespace balloc
+ namespace __detail
{
/** @class __mini_vector bitmap_allocator.h bitmap_allocator.h
*
typedef _Tp* pointer;
typedef _Tp& reference;
typedef const _Tp& const_reference;
- typedef std::size_t size_type;
- typedef std::ptrdiff_t difference_type;
+ typedef size_t size_type;
+ typedef ptrdiff_t difference_type;
typedef pointer iterator;
private:
// insert(iterator, const_reference), erase(iterator),
// begin(), end(), back(), operator[].
- __mini_vector() : _M_start(0), _M_finish(0),
- _M_end_of_storage(0)
- { }
-
-#if 0
- ~__mini_vector()
- {
- if (this->_M_start)
- {
- this->deallocate(this->_M_start, this->_M_end_of_storage
- - this->_M_start);
- }
- }
-#endif
+ __mini_vector()
+ : _M_start(0), _M_finish(0), _M_end_of_storage(0) { }
size_type
size() const throw()
struct __mv_iter_traits<_Tp*>
{
typedef _Tp value_type;
- typedef std::ptrdiff_t difference_type;
+ typedef ptrdiff_t difference_type;
};
enum
{
- bits_per_byte = 8,
- bits_per_block = sizeof(size_t) * bits_per_byte
+ bits_per_byte = 8,
+ bits_per_block = sizeof(size_t) * size_t(bits_per_byte)
};
template<typename _ForwardIterator, typename _Tp, typename _Compare>
return __first;
}
- template<typename _InputIterator, typename _Predicate>
- inline _InputIterator
- __find_if(_InputIterator __first, _InputIterator __last, _Predicate __p)
- {
- while (__first != __last && !__p(*__first))
- ++__first;
- return __first;
- }
-
/** @brief The number of Blocks pointed to by the address pair
* passed to the function.
*/
template<typename _AddrPair>
inline size_t
__num_bitmaps(_AddrPair __ap)
- { return __num_blocks(__ap) / bits_per_block; }
+ { return __num_blocks(__ap) / size_t(bits_per_block); }
// _Tp should be a pointer type.
template<typename _Tp>
: public std::unary_function<typename std::pair<_Tp, _Tp>, bool>
{
typedef typename std::pair<_Tp, _Tp> _Block_pair;
- typedef typename balloc::__mini_vector<_Block_pair> _BPVector;
+ typedef typename __detail::__mini_vector<_Block_pair> _BPVector;
typedef typename _BPVector::difference_type _Counter_type;
size_t* _M_pbitmap;
// Set the _rover to the last physical location bitmap,
// which is the bitmap which belongs to the first free
// block. Thus, the bitmaps are in exact reverse order of
- // the actual memory layout. So, we count down the bimaps,
+ // the actual memory layout. So, we count down the bitmaps,
// which is the same as moving up the memory.
// If the used count stored at the start of the Bit Map headers
// is equal to the number of Objects that the current Block can
// store, then there is definitely no space for another single
// object, so just return false.
- _Counter_type __diff =
- __gnu_cxx::balloc::__num_bitmaps(__bp);
+ _Counter_type __diff = __detail::__num_bitmaps(__bp);
if (*(reinterpret_cast<size_t*>
- (__bp.first) - (__diff + 1))
- == __gnu_cxx::balloc::__num_blocks(__bp))
+ (__bp.first) - (__diff + 1)) == __detail::__num_blocks(__bp))
return false;
size_t* __rover = reinterpret_cast<size_t*>(__bp.first) - 1;
}
return false;
}
-
size_t*
_M_get() const throw()
_Counter_type
_M_offset() const throw()
- { return _M_data_offset * bits_per_block; }
+ { return _M_data_offset * size_t(bits_per_block); }
};
-
/** @class _Bitmap_counter bitmap_allocator.h bitmap_allocator.h
*
* @brief The bitmap counter which acts as the bitmap
template<typename _Tp>
class _Bitmap_counter
{
- typedef typename balloc::__mini_vector<typename std::pair<_Tp, _Tp> >
- _BPVector;
+ typedef typename
+ __detail::__mini_vector<typename std::pair<_Tp, _Tp> > _BPVector;
typedef typename _BPVector::size_type _Index_type;
typedef _Tp pointer;
-
+
_BPVector& _M_vbp;
size_t* _M_curr_bmap;
size_t* _M_last_bmap_in_block;
_M_curr_bmap = reinterpret_cast<size_t*>
(_M_vbp[_M_curr_index].first) - 1;
- _BALLOC_ASSERT(__index <= (long)_M_vbp.size() - 1);
+ _GLIBCXX_DEBUG_ASSERT(__index <= (long)_M_vbp.size() - 1);
_M_last_bmap_in_block = _M_curr_bmap
- ((_M_vbp[_M_curr_index].second
- _M_vbp[_M_curr_index].first + 1)
- / bits_per_block - 1);
+ / size_t(bits_per_block) - 1);
}
// Dangerous Function! Use with extreme care. Pass to this
_Index_type
_M_offset() const throw()
{
- return bits_per_block
+ return size_t(bits_per_block)
* ((reinterpret_cast<size_t*>(this->_M_base())
- _M_curr_bmap) - 1);
}
size_t __mask = 1 << __pos;
*__pbmap |= __mask;
}
- } // namespace balloc
+ } // namespace __detail
/** @brief Generic Version of the bsf instruction.
*/
*/
class free_list
{
- typedef size_t* value_type;
- typedef balloc::__mini_vector<value_type> vector_type;
- typedef vector_type::iterator iterator;
+ public:
+ typedef size_t* value_type;
+ typedef __detail::__mini_vector<value_type> vector_type;
+ typedef vector_type::iterator iterator;
+ typedef __mutex __mutex_type;
+ private:
struct _LT_pointer_compare
{
bool
};
#if defined __GTHREADS
- _Mutex*
+ __mutex_type&
_M_get_mutex()
{
- static _Mutex _S_mutex;
- return &_S_mutex;
+ static __mutex_type _S_mutex;
+ return _S_mutex;
}
#endif
else
{
// Deallocate the last block in the list of free lists,
- // and insert the new one in it's correct position.
+ // and insert the new one in its correct position.
::operator delete(static_cast<void*>(__free_list.back()));
__free_list.pop_back();
}
}
// Just add the block to the list of free lists unconditionally.
- iterator __temp = __gnu_cxx::balloc::__lower_bound
+ iterator __temp = __detail::__lower_bound
(__free_list.begin(), __free_list.end(),
*__addr, _LT_pointer_compare());
_M_insert(size_t* __addr) throw()
{
#if defined __GTHREADS
- _Auto_Lock __bfl_lock(_M_get_mutex());
+ __scoped_lock __bfl_lock(_M_get_mutex());
#endif
// Call _M_validate to decide what should be done with
// this particular free list.
};
};
+ /**
+ * @brief Bitmap Allocator, primary template.
+ * @ingroup allocators
+ */
template<typename _Tp>
class bitmap_allocator : private free_list
{
public:
- typedef std::size_t size_type;
- typedef std::ptrdiff_t difference_type;
- typedef _Tp* pointer;
- typedef const _Tp* const_pointer;
- typedef _Tp& reference;
- typedef const _Tp& const_reference;
- typedef _Tp value_type;
+ typedef size_t size_type;
+ typedef ptrdiff_t difference_type;
+ typedef _Tp* pointer;
+ typedef const _Tp* const_pointer;
+ typedef _Tp& reference;
+ typedef const _Tp& const_reference;
+ typedef _Tp value_type;
+ typedef free_list::__mutex_type __mutex_type;
+
template<typename _Tp1>
struct rebind
{
typedef typename std::pair<_Alloc_block*, _Alloc_block*> _Block_pair;
- typedef typename
- balloc::__mini_vector<_Block_pair> _BPVector;
+ typedef typename __detail::__mini_vector<_Block_pair> _BPVector;
+ typedef typename _BPVector::iterator _BPiter;
+
+ template<typename _Predicate>
+ static _BPiter
+ _S_find(_Predicate __p)
+ {
+ _BPiter __first = _S_mem_blocks.begin();
+ while (__first != _S_mem_blocks.end() && !__p(*__first))
+ ++__first;
+ return __first;
+ }
-#if defined _BALLOC_SANITY_CHECK
+#if defined _GLIBCXX_DEBUG
// Complexity: O(lg(N)). Where, N is the number of block of size
// sizeof(value_type).
void
_S_check_for_free_blocks() throw()
{
- typedef typename
- __gnu_cxx::balloc::_Ffit_finder<_Alloc_block*> _FFF;
- _FFF __fff;
- typedef typename _BPVector::iterator _BPiter;
- _BPiter __bpi =
- __gnu_cxx::balloc::__find_if
- (_S_mem_blocks.begin(), _S_mem_blocks.end(),
- __gnu_cxx::balloc::_Functor_Ref<_FFF>(__fff));
-
- _BALLOC_ASSERT(__bpi == _S_mem_blocks.end());
+ typedef typename __detail::_Ffit_finder<_Alloc_block*> _FFF;
+ _BPiter __bpi = _S_find(_FFF());
+
+ _GLIBCXX_DEBUG_ASSERT(__bpi == _S_mem_blocks.end());
}
#endif
void
_S_refill_pool() throw(std::bad_alloc)
{
-#if defined _BALLOC_SANITY_CHECK
+#if defined _GLIBCXX_DEBUG
_S_check_for_free_blocks();
#endif
- const size_t __num_bitmaps = _S_block_size / balloc::bits_per_block;
+ const size_t __num_bitmaps = (_S_block_size
+ / size_t(__detail::bits_per_block));
const size_t __size_to_allocate = sizeof(size_t)
+ _S_block_size * sizeof(_Alloc_block)
+ __num_bitmaps * sizeof(size_t);
- size_t* __temp =
- reinterpret_cast<size_t*>
- (this->_M_get(__size_to_allocate));
+ size_t* __temp =
+ reinterpret_cast<size_t*>(this->_M_get(__size_to_allocate));
*__temp = 0;
++__temp;
// Fill the Vector with this information.
_S_mem_blocks.push_back(__bp);
- size_t __bit_mask = 0; // 0 Indicates all Allocated.
- __bit_mask = ~__bit_mask; // 1 Indicates all Free.
-
for (size_t __i = 0; __i < __num_bitmaps; ++__i)
- __temp[__i] = __bit_mask;
+ __temp[__i] = ~static_cast<size_t>(0); // 1 Indicates all Free.
_S_block_size *= 2;
}
-
static _BPVector _S_mem_blocks;
static size_t _S_block_size;
- static __gnu_cxx::balloc::
- _Bitmap_counter<_Alloc_block*> _S_last_request;
+ static __detail::_Bitmap_counter<_Alloc_block*> _S_last_request;
static typename _BPVector::size_type _S_last_dealloc_index;
#if defined __GTHREADS
- static _Mutex _S_mut;
+ static __mutex_type _S_mut;
#endif
public:
_M_allocate_single_object() throw(std::bad_alloc)
{
#if defined __GTHREADS
- _Auto_Lock __bit_lock(&_S_mut);
+ __scoped_lock __bit_lock(_S_mut);
#endif
// The algorithm is something like this: The last_request
// dereference if tinkered with.
while (_S_last_request._M_finished() == false
&& (*(_S_last_request._M_get()) == 0))
- {
- _S_last_request.operator++();
- }
+ _S_last_request.operator++();
if (__builtin_expect(_S_last_request._M_finished() == true, false))
{
// Fall Back to First Fit algorithm.
- typedef typename
- __gnu_cxx::balloc::_Ffit_finder<_Alloc_block*> _FFF;
+ typedef typename __detail::_Ffit_finder<_Alloc_block*> _FFF;
_FFF __fff;
- typedef typename _BPVector::iterator _BPiter;
- _BPiter __bpi =
- __gnu_cxx::balloc::__find_if
- (_S_mem_blocks.begin(), _S_mem_blocks.end(),
- __gnu_cxx::balloc::_Functor_Ref<_FFF>(__fff));
+ _BPiter __bpi = _S_find(__detail::_Functor_Ref<_FFF>(__fff));
if (__bpi != _S_mem_blocks.end())
{
// the right as 0, meaning Allocated. This bit is obtained
// by calling _M_get() on __fff.
size_t __nz_bit = _Bit_scan_forward(*__fff._M_get());
- balloc::__bit_allocate(__fff._M_get(), __nz_bit);
+ __detail::__bit_allocate(__fff._M_get(), __nz_bit);
_S_last_request._M_reset(__bpi - _S_mem_blocks.begin());
(__bpi->first + __fff._M_offset() + __nz_bit);
size_t* __puse_count =
reinterpret_cast<size_t*>
- (__bpi->first)
- - (__gnu_cxx::balloc::__num_bitmaps(*__bpi) + 1);
+ (__bpi->first) - (__detail::__num_bitmaps(*__bpi) + 1);
++(*__puse_count);
return __ret;
// _S_last_request holds a pointer to a valid bit map, that
// points to a free block in memory.
size_t __nz_bit = _Bit_scan_forward(*_S_last_request._M_get());
- balloc::__bit_allocate(_S_last_request._M_get(), __nz_bit);
+ __detail::__bit_allocate(_S_last_request._M_get(), __nz_bit);
pointer __ret = reinterpret_cast<pointer>
(_S_last_request._M_base() + _S_last_request._M_offset() + __nz_bit);
size_t* __puse_count = reinterpret_cast<size_t*>
(_S_mem_blocks[_S_last_request._M_where()].first)
- - (__gnu_cxx::balloc::
+ - (__detail::
__num_bitmaps(_S_mem_blocks[_S_last_request._M_where()]) + 1);
++(*__puse_count);
_M_deallocate_single_object(pointer __p) throw()
{
#if defined __GTHREADS
- _Auto_Lock __bit_lock(&_S_mut);
+ __scoped_lock __bit_lock(_S_mut);
#endif
_Alloc_block* __real_p = reinterpret_cast<_Alloc_block*>(__p);
_Difference_type __diff;
long __displacement;
- _BALLOC_ASSERT(_S_last_dealloc_index >= 0);
+ _GLIBCXX_DEBUG_ASSERT(_S_last_dealloc_index >= 0);
-
- if (__gnu_cxx::balloc::_Inclusive_between<_Alloc_block*>
- (__real_p)
- (_S_mem_blocks[_S_last_dealloc_index]))
+ __detail::_Inclusive_between<_Alloc_block*> __ibt(__real_p);
+ if (__ibt(_S_mem_blocks[_S_last_dealloc_index]))
{
- _BALLOC_ASSERT(_S_last_dealloc_index <= _S_mem_blocks.size() - 1);
+ _GLIBCXX_DEBUG_ASSERT(_S_last_dealloc_index
+ <= _S_mem_blocks.size() - 1);
// Initial Assumption was correct!
__diff = _S_last_dealloc_index;
}
else
{
- _Iterator _iter =
- __gnu_cxx::balloc::
- __find_if(_S_mem_blocks.begin(),
- _S_mem_blocks.end(),
- __gnu_cxx::balloc::
- _Inclusive_between<_Alloc_block*>(__real_p));
+ _Iterator _iter = _S_find(__ibt);
- _BALLOC_ASSERT(_iter != _S_mem_blocks.end());
+ _GLIBCXX_DEBUG_ASSERT(_iter != _S_mem_blocks.end());
__diff = _iter - _S_mem_blocks.begin();
__displacement = __real_p - _S_mem_blocks[__diff].first;
}
// Get the position of the iterator that has been found.
- const size_t __rotate = __displacement % balloc::bits_per_block;
+ const size_t __rotate = (__displacement
+ % size_t(__detail::bits_per_block));
size_t* __bitmapC =
reinterpret_cast<size_t*>
(_S_mem_blocks[__diff].first) - 1;
- __bitmapC -= (__displacement / balloc::bits_per_block);
+ __bitmapC -= (__displacement / size_t(__detail::bits_per_block));
- balloc::__bit_free(__bitmapC, __rotate);
+ __detail::__bit_free(__bitmapC, __rotate);
size_t* __puse_count = reinterpret_cast<size_t*>
(_S_mem_blocks[__diff].first)
- - (__gnu_cxx::balloc::__num_bitmaps(_S_mem_blocks[__diff]) + 1);
+ - (__detail::__num_bitmaps(_S_mem_blocks[__diff]) + 1);
- _BALLOC_ASSERT(*__puse_count != 0);
+ _GLIBCXX_DEBUG_ASSERT(*__puse_count != 0);
--(*__puse_count);
if (_S_last_dealloc_index >= _S_mem_blocks.size())
{
_S_last_dealloc_index =(__diff != -1 ? __diff : 0);
- _BALLOC_ASSERT(_S_last_dealloc_index >= 0);
+ _GLIBCXX_DEBUG_ASSERT(_S_last_dealloc_index >= 0);
}
}
}
pointer
allocate(size_type __n)
{
- if (__builtin_expect(__n > this->max_size(), false))
+ if (__n > this->max_size())
std::__throw_bad_alloc();
if (__builtin_expect(__n == 1, true))
void
construct(pointer __p, const_reference __data)
- { ::new(__p) value_type(__data); }
+ { ::new((void *)__p) value_type(__data); }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ template<typename... _Args>
+ void
+ construct(pointer __p, _Args&&... __args)
+ { ::new((void *)__p) _Tp(std::forward<_Args>(__args)...); }
+#endif
void
destroy(pointer __p)
template<typename _Tp>
size_t bitmap_allocator<_Tp>::_S_block_size =
- 2 * balloc::bits_per_block;
+ 2 * size_t(__detail::bits_per_block);
template<typename _Tp>
- typename __gnu_cxx::bitmap_allocator<_Tp>::_BPVector::size_type
+ typename bitmap_allocator<_Tp>::_BPVector::size_type
bitmap_allocator<_Tp>::_S_last_dealloc_index = 0;
template<typename _Tp>
- __gnu_cxx::balloc::_Bitmap_counter
- <typename bitmap_allocator<_Tp>::_Alloc_block*>
+ __detail::_Bitmap_counter
+ <typename bitmap_allocator<_Tp>::_Alloc_block*>
bitmap_allocator<_Tp>::_S_last_request(_S_mem_blocks);
#if defined __GTHREADS
template<typename _Tp>
- __gnu_cxx::_Mutex
+ typename bitmap_allocator<_Tp>::__mutex_type
bitmap_allocator<_Tp>::_S_mut;
#endif
-
-}
+_GLIBCXX_END_NAMESPACE
#endif
-// LocalWords: namespace GTHREADS bool const gthread endif Mutex mutex