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>
315 inline pointer
allocate(std::size_t n, const_pointer hint=0);
324 inline void deallocate(pointer p, std::size_t n);
331 inline void construct(pointer p, const_reference value);
337 inline void destroy(pointer p);
342 inline pointer
address(reference x)
const {
return &x; }
348 inline const_pointer
address(const_reference x)
const {
return &x; }
371 PoolType memoryPool_;
375 template <std::
size_t s>
383 template <
class U>
struct rebind
388 template<
typename T, std::
size_t t>
395 template<
typename T1, std::
size_t t1,
typename T2, std::
size_t t2>
402 template<
typename T1, std::
size_t t1,
typename T2, std::
size_t t2>
408 template<
typename T, std::
size_t t1, std::
size_t t2>
415 template<
typename T, std::
size_t t1, std::
size_t t2>
421 template<
typename T, std::
size_t t1, std::
size_t t2>
428 template<
typename T, std::
size_t t1, std::
size_t t2>
434 template<std::
size_t t1, std::
size_t t2>
440 template<std::
size_t t1, std::
size_t t2>
446 template<
class T, std::
size_t S>
448 : head_(0), chunks_(0)
451 dune_static_assert(
sizeof(Reference)<=unionSize,
"Library Error: type of referene is too big");
462 template<
class T, std::
size_t S>
472 Chunk *current=chunks_;
476 Chunk *tmp = current;
477 current = current->next_;
482 template<
class T, std::
size_t S>
485 Chunk* current=chunks_;
488 current=current->next_;
493 template<
class T, std::
size_t S>
496 Chunk *newChunk =
new Chunk;
497 newChunk->next_ = chunks_;
500 char* start = chunks_->memory_;
501 char* last = &start[elements*alignedSize];
502 Reference* ref =
new (start) (Reference);
509 for(
char* element=start+alignedSize; element<last; element=element+alignedSize) {
510 Reference* next =
new (element) (Reference);
517 template<
class T, std::
size_t S>
521 Reference* freed =
static_cast<Reference*
>(b);
522 freed->next_ = head_;
526 std::cerr<<
"Tried to free null pointer! "<<b<<std::endl;
529 template<
class T, std::
size_t S>
535 Reference* p = head_;
541 template<
class T, std::
size_t s>
545 template<
class T, std::
size_t s>
550 return static_cast<T*
>(memoryPool_.allocate());
552 throw std::bad_alloc();
555 template<
class T, std::
size_t s>
558 for(
size_t i=0; i<n; i++)
559 memoryPool_.free(p++);
562 template<
class T, std::
size_t s>
565 ::new (static_cast<void*>(p))T(value);
568 template<
class T, std::
size_t s>