alloc.h File Reference

#include <base/system.h>
#include <new>

Include dependency graph for alloc.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Macros
#define	__has_feature(x)
#define	ASAN_POISON_MEMORY_REGION(addr, size)
#define	ASAN_UNPOISON_MEMORY_REGION(addr, size)
#define	MACRO_ALLOC_HEAP()
#define	MACRO_ALLOC_POOL_ID()
#define	MACRO_ALLOC_GET_SIZE(POOLTYPE)
#define	MACRO_ALLOC_POOL_ID_IMPL(POOLTYPE, PoolSize)

Macro Definition Documentation

__has_feature

#define __has_feature

(

x

)

Value:

0

ASAN_POISON_MEMORY_REGION

#define ASAN_POISON_MEMORY_REGION	(		addr,
			size )

Value:

((void)(addr), (void)(size))

ASAN_UNPOISON_MEMORY_REGION

#define ASAN_UNPOISON_MEMORY_REGION	(		addr,
			size )

Value:

((void)(addr), (void)(size))

MACRO_ALLOC_GET_SIZE

#define MACRO_ALLOC_GET_SIZE

(

POOLTYPE

)

Value:

(sizeof(POOLTYPE))

MACRO_ALLOC_HEAP

#define MACRO_ALLOC_HEAP

(

)

Value:

public: \
    void *operator new(size_t Size) \
    { \
        void *pObj = malloc(Size); \
        mem_zero(pObj, Size); \
        return pObj; \
    } \
    void operator delete(void *pPtr) \
    { \
        free(pPtr); \
    } \
\
private:

MACRO_ALLOC_POOL_ID

#define MACRO_ALLOC_POOL_ID

(

)

Value:

public: \
    void *operator new(size_t Size, int Id); \
    void operator delete(void *pObj, int Id); \
    void operator delete(void *pObj); /* NOLINT(misc-new-delete-overloads) */ \
\
private:

MACRO_ALLOC_POOL_ID_IMPL

#define MACRO_ALLOC_POOL_ID_IMPL	(		POOLTYPE,
			PoolSize )

Value:

static char gs_PoolData##POOLTYPE[PoolSize][MACRO_ALLOC_GET_SIZE(POOLTYPE)] = {{0}}; \
static int gs_PoolUsed##POOLTYPE[PoolSize] = {0}; \
[[maybe_unused]] static int gs_PoolDummy##POOLTYPE = (ASAN_POISON_MEMORY_REGION(gs_PoolData##POOLTYPE, sizeof(gs_PoolData##POOLTYPE)), 0); \
void *POOLTYPE::operator new(size_t Size, int Id) \
{ \
    dbg_assert(sizeof(POOLTYPE) >= Size, "size error"); \
    dbg_assert(!gs_PoolUsed##POOLTYPE[Id], "already used"); \
    ASAN_UNPOISON_MEMORY_REGION(gs_PoolData##POOLTYPE[Id], sizeof(gs_PoolData##POOLTYPE[Id])); \
    gs_PoolUsed##POOLTYPE[Id] = 1; \
    mem_zero(gs_PoolData##POOLTYPE[Id], sizeof(gs_PoolData##POOLTYPE[Id])); \
    return gs_PoolData##POOLTYPE[Id]; \
} \
void POOLTYPE::operator delete(void *pObj, int Id) \
{ \
    dbg_assert(gs_PoolUsed##POOLTYPE[Id], "not used"); \
    dbg_assert(Id == (POOLTYPE *)pObj - (POOLTYPE *)gs_PoolData##POOLTYPE, "invalid id"); /* NOLINT(bugprone-pointer-arithmetic-on-polymorphic-object) */ \
    gs_PoolUsed##POOLTYPE[Id] = 0; \
    mem_zero(gs_PoolData##POOLTYPE[Id], sizeof(gs_PoolData##POOLTYPE[Id])); \
    ASAN_POISON_MEMORY_REGION(gs_PoolData##POOLTYPE[Id], sizeof(gs_PoolData##POOLTYPE[Id])); \
} \
void POOLTYPE::operator delete(void *pObj) /* NOLINT(misc-new-delete-overloads) */ \
{ \
    int Id = (POOLTYPE *)pObj - (POOLTYPE *)gs_PoolData##POOLTYPE; /* NOLINT(bugprone-pointer-arithmetic-on-polymorphic-object) */ \
    dbg_assert(gs_PoolUsed##POOLTYPE[Id], "not used"); \
    gs_PoolUsed##POOLTYPE[Id] = 0; \
    mem_zero(gs_PoolData##POOLTYPE[Id], sizeof(gs_PoolData##POOLTYPE[Id])); \
    ASAN_POISON_MEMORY_REGION(gs_PoolData##POOLTYPE[Id], sizeof(gs_PoolData##POOLTYPE[Id])); \
}