givaromm.h File Reference

Memory management in Givaro two memory managers: More...

#include <cstring>
#include <stddef.h>
#include <iostream>
#include <new>
#include "givaro/givmodule.h"
#include "givaro/givbasictype.h"
#include <givaro/givconfig.h>

Include dependency graph for givaromm.h:

Data Structures
class	GivMMInfo
	Static informations of memory allocation. More...
class	BlocFreeList
	Data structure of a bloc. More...
class	GivMMFreeList
	Implementation of a memory manager with free-lists. More...
class	GivMMRefCount
	Memory management with reference counter on allocated data. More...
class	GivaroMM< T >
	Memory manager that allocates array of object of type T for. More...

Namespaces
	Givaro
	Namespace in which the whole Givaro library resides.

Macros
#define	GIVARO_MM_SPECIALIZED(TYPE)

Functions
std::ostream &	operator<< (std::ostream &o, const GivMMInfo &T)
	IO. More...

Detailed Description

Memory management in Givaro two memory managers:

• the first one handle a set on free-list of blocs ;
• the second one implement a reference mecanism on the bloc.

The latter used method of the former.

Macro Definition Documentation

GIVARO_MM_SPECIALIZED

#define GIVARO_MM_SPECIALIZED

(

TYPE

)

Value:

    template<> class GivaroMM<TYPE> {\
    public: \
            typedef TYPE* ptType;\
        typedef TYPE Type;\
        static ptType allocate (const size_t s);\
        static void desallocate ( ptType bloc, const size_t sz =0 );\
        static void initone( ptType p, const Type V = 0);\
        static void initialize(ptType bloc, const size_t s, const Type V =0);\
        static void destroy(GivaroMM<TYPE>::ptType bloc, const size_t s);\
    };\
    inline GivaroMM<TYPE>::ptType GivaroMM<TYPE>::allocate (const size_t s)\
    { return (GivaroMM<TYPE>::ptType)GivMMFreeList::allocate(s*sizeof(GivaroMM<TYPE>::Type)); }\
    inline void GivaroMM<TYPE>::desallocate(GivaroMM<TYPE>::ptType bloc, const size_t sz)\
    { GivMMFreeList::desallocate((void*)bloc,sz); }\
    inline void GivaroMM<TYPE>::initone( GivaroMM<TYPE>::ptType p, const GivaroMM<TYPE>::Type v) \
    { *p = v; }\
    inline void GivaroMM<TYPE>::initialize(GivaroMM<TYPE>::ptType bloc, const size_t s, const GivaroMM<TYPE>::Type V)\
    { for (size_t i=0; i<s; i++) bloc[i] = V; }\
    inline void GivaroMM<TYPE>::destroy(GivaroMM<TYPE>::ptType bloc, const size_t s){}