base_pool_allocator< TBlockAllocator > Class Template Reference

#include <alloc-pool.h>

Inheritance diagram for base_pool_allocator< TBlockAllocator >:

Collaboration diagram for base_pool_allocator< TBlockAllocator >:

Data Structures
struct	allocation_object
struct	allocation_pool_list

Public Member Functions
	base_pool_allocator (const char *name, size_t size CXX_MEM_STAT_INFO)
	~base_pool_allocator ()
void	release ()
void	release_if_empty ()
void *	allocate () ATTRIBUTE_MALLOC
void	remove (void *object)
size_t	num_elts_current ()

Private Member Functions
void	initialize ()

Static Private Member Functions
static size_t	align_eight (size_t x)

Private Attributes
const char *	m_name
ALLOC_POOL_ID_TYPE	m_id
size_t	m_elts_per_block
allocation_pool_list *	m_returned_free_list
char *	m_virgin_free_list
size_t	m_virgin_elts_remaining
size_t	m_elts_allocated
size_t	m_elts_free
size_t	m_blocks_allocated
allocation_pool_list *	m_block_list
size_t	m_elt_size
size_t	m_size
bool	m_initialized
mem_location	m_location

Detailed Description

template<typename TBlockAllocator>
class base_pool_allocator< TBlockAllocator >

Generic pool allocator.   

Constructor & Destructor Documentation

base_pool_allocator()

template<typename TBlockAllocator >

base_pool_allocator< TBlockAllocator >::base_pool_allocator ( const char * name, size_t size CXX_MEM_STAT_INFO )

inline

~base_pool_allocator()

template<typename TBlockAllocator >

base_pool_allocator< TBlockAllocator >::~base_pool_allocator ( )

inline

Member Function Documentation

align_eight()

template<typename TBlockAllocator >

static size_t base_pool_allocator< TBlockAllocator >::align_eight ( size_t x )

inlinestaticprivate

allocate()

template<typename TBlockAllocator >

void * base_pool_allocator< TBlockAllocator >::allocate ( )

inline

Allocates one element from the pool specified.   

References base_pool_allocator< TBlockAllocator >::allocation_object::data, ggc_alloc(), base_pool_allocator< TBlockAllocator >::allocation_pool_list::next, NULL, offsetof, pool_allocator_usage, and VALGRIND_DISCARD.

Referenced by object_allocator< T >::allocate(), object_allocator< T >::allocate_raw(), new_cselib_val(), and onepart_pool_allocate().

initialize()

template<typename TBlockAllocator >

void base_pool_allocator< TBlockAllocator >::initialize ( )

inlineprivate

Initialize a pool allocator.   

References base_pool_allocator< TBlockAllocator >::allocation_object::data, gcc_checking_assert, ggc_alloc(), last_id, pool_usage::m_element_size, pool_usage::m_pool_name, offsetof, and pool_allocator_usage.

num_elts_current()

template<typename TBlockAllocator >

size_t base_pool_allocator< TBlockAllocator >::num_elts_current ( )

inline

Number of elements currently active (not returned to pool).  Used for cheap
consistency checks.   

Referenced by object_allocator< T >::num_elts_current().

release()

template<typename TBlockAllocator >

void base_pool_allocator< TBlockAllocator >::release ( )

inline

Free all memory allocated for the given memory pool.   

References after_memory_report, ggc_alloc(), base_pool_allocator< TBlockAllocator >::allocation_pool_list::next, NULL, and pool_allocator_usage.

Referenced by cselib_finish(), object_allocator< T >::release(), and vt_finalize().

release_if_empty()

template<typename TBlockAllocator >

void base_pool_allocator< TBlockAllocator >::release_if_empty ( )

inline

Referenced by object_allocator< T >::release_if_empty().

remove()

template<typename TBlockAllocator >

void base_pool_allocator< TBlockAllocator >::remove ( void * object )

inline

Puts PTR back on POOL's free list.   

References base_pool_allocator< TBlockAllocator >::allocation_object::data, gcc_assert, ggc_alloc(), base_pool_allocator< TBlockAllocator >::allocation_pool_list::next, offsetof, pool_allocator_usage, and VALGRIND_DISCARD.

Referenced by object_allocator< T >::remove(), object_allocator< T >::remove_raw(), variable_htab_free(), and fibonacci_heap< K, V >::~fibonacci_heap().

Field Documentation

m_block_list

template<typename TBlockAllocator >

allocation_pool_list* base_pool_allocator< TBlockAllocator >::m_block_list

private

m_blocks_allocated

template<typename TBlockAllocator >

size_t base_pool_allocator< TBlockAllocator >::m_blocks_allocated

private

m_elt_size

template<typename TBlockAllocator >

size_t base_pool_allocator< TBlockAllocator >::m_elt_size

private

m_elts_allocated

template<typename TBlockAllocator >

size_t base_pool_allocator< TBlockAllocator >::m_elts_allocated

private

m_elts_free

template<typename TBlockAllocator >

size_t base_pool_allocator< TBlockAllocator >::m_elts_free

private

m_elts_per_block

template<typename TBlockAllocator >

size_t base_pool_allocator< TBlockAllocator >::m_elts_per_block

private

m_id

template<typename TBlockAllocator >

ALLOC_POOL_ID_TYPE base_pool_allocator< TBlockAllocator >::m_id

private

m_initialized

template<typename TBlockAllocator >

bool base_pool_allocator< TBlockAllocator >::m_initialized

private

m_location

template<typename TBlockAllocator >

mem_location base_pool_allocator< TBlockAllocator >::m_location

private

m_name

template<typename TBlockAllocator >

const char* base_pool_allocator< TBlockAllocator >::m_name

private

m_returned_free_list

template<typename TBlockAllocator >

allocation_pool_list* base_pool_allocator< TBlockAllocator >::m_returned_free_list

private

m_size

template<typename TBlockAllocator >

size_t base_pool_allocator< TBlockAllocator >::m_size

private

m_virgin_elts_remaining

template<typename TBlockAllocator >

size_t base_pool_allocator< TBlockAllocator >::m_virgin_elts_remaining

private

m_virgin_free_list

template<typename TBlockAllocator >

char* base_pool_allocator< TBlockAllocator >::m_virgin_free_list

private

---

The documentation for this class was generated from the following file:

• alloc-pool.h