4 #ifndef DUNE_COMMON_POOLALLOCATOR_HH
5 #define DUNE_COMMON_POOLALLOCATOR_HH
22 template<std::
size_t size,
typename T>
28 template<
typename T, std::
size_t s>
31 template<
typename T, std::
size_t s>
88 template<
class T, std::
size_t s>
92 friend struct ::testPoolMain<s,T>;
183 unsigned long long lmemory =
reinterpret_cast<unsigned long long>(chunk_);
188 memory_ =
reinterpret_cast<char *
>(lmemory);
206 inline void free(
void* o);
211 inline void print(std::ostream& os);
216 Pool(
const Pool<MemberType,s>&);
218 void operator=(
const Pool<MemberType,s>& pool)
const;
247 template<
class T, std::
size_t s>
305 template<
typename U, std::
size_t u>
328 inline pointer
allocate(std::size_t n, const_pointer hint=0);
337 inline void deallocate(pointer p, std::size_t n);
344 inline void construct(pointer p, const_reference value);
350 inline void destroy(pointer p);
355 inline pointer
address(reference x)
const {
return &x; }
361 inline const_pointer
address(const_reference x)
const {
return &x; }
384 PoolType memoryPool_;
388 template <std::
size_t s>
396 template <
class U>
struct rebind
403 template<
typename T1, std::
size_t t1,
typename T2, std::
size_t t2>
410 template<
typename T1, std::
size_t t1,
typename T2, std::
size_t t2>
416 template<
typename T, std::
size_t t1, std::
size_t t2>
423 template<
typename T, std::
size_t t1, std::
size_t t2>
429 template<
typename T, std::
size_t t1, std::
size_t t2>
436 template<
typename T, std::
size_t t1, std::
size_t t2>
442 template<std::
size_t t1, std::
size_t t2>
448 template<std::
size_t t1, std::
size_t t2>
454 template<
class T, std::
size_t S>
456 : head_(0), chunks_(0)
459 dune_static_assert(
sizeof(Reference)<=unionSize,
"Library Error: type of referene is too big");
468 template<
class T, std::
size_t S>
478 Chunk *current=chunks_;
482 Chunk *tmp = current;
483 current = current->next_;
488 template<
class T, std::
size_t S>
491 Chunk* current=chunks_;
494 current=current->next_;
499 template<
class T, std::
size_t S>
502 Chunk *newChunk =
new Chunk;
503 newChunk->next_ = chunks_;
506 char* start = chunks_->memory_;
507 char* last = &start[elements*alignedSize];
508 Reference* ref =
new (start) (Reference);
515 for(
char* element=start+alignedSize; element<last; element=element+alignedSize) {
516 Reference* next =
new (element) (Reference);
523 template<
class T, std::
size_t S>
528 Chunk* current=chunks_;
530 if(static_cast<void*>(¤t->chunk_)<=b &&
531 static_cast<void*>((¤t->chunk_)+chunkSize)>b)
533 current=current->next_;
536 throw std::bad_alloc();
538 Reference* freed =
static_cast<Reference*
>(b);
539 freed->next_ = head_;
545 std::cerr<<
"Tried to free null pointer! "<<b<<std::endl;
546 throw std::bad_alloc();
550 template<
class T, std::
size_t S>
556 Reference* p = head_;
562 template<
class T, std::
size_t s>
566 template<
class T, std::
size_t s>
571 return static_cast<T*
>(memoryPool_.allocate());
573 throw std::bad_alloc();
576 template<
class T, std::
size_t s>
579 for(
size_t i=0; i<n; i++)
580 memoryPool_.free(p++);
583 template<
class T, std::
size_t s>
586 ::new (static_cast<void*>(p))T(value);
589 template<
class T, std::
size_t s>