python3.13/internal/pycore_pymem_init.h

0001 #ifndef Py_INTERNAL_PYMEM_INIT_H
0002 #define Py_INTERNAL_PYMEM_INIT_H
0003 #ifdef __cplusplus
0004 extern "C" {
0005 #endif
0006
0007 #ifndef Py_BUILD_CORE
0008 #  error "this header requires Py_BUILD_CORE define"
0009 #endif
0010
0011
0012 /********************************/
0013 /* the allocators' initializers */
0014
0015 extern void * _PyMem_RawMalloc(void *, size_t);
0016 extern void * _PyMem_RawCalloc(void *, size_t, size_t);
0017 extern void * _PyMem_RawRealloc(void *, void *, size_t);
0018 extern void _PyMem_RawFree(void *, void *);
0019 #define PYRAW_ALLOC {NULL, _PyMem_RawMalloc, _PyMem_RawCalloc, _PyMem_RawRealloc, _PyMem_RawFree}
0020
0021 #ifdef Py_GIL_DISABLED
0022 // Py_GIL_DISABLED requires mimalloc
0023 extern void* _PyObject_MiMalloc(void *, size_t);
0024 extern void* _PyObject_MiCalloc(void *, size_t, size_t);
0025 extern void _PyObject_MiFree(void *, void *);
0026 extern void* _PyObject_MiRealloc(void *, void *, size_t);
0027 #  define PYOBJ_ALLOC {NULL, _PyObject_MiMalloc, _PyObject_MiCalloc, _PyObject_MiRealloc, _PyObject_MiFree}
0028 extern void* _PyMem_MiMalloc(void *, size_t);
0029 extern void* _PyMem_MiCalloc(void *, size_t, size_t);
0030 extern void _PyMem_MiFree(void *, void *);
0031 extern void* _PyMem_MiRealloc(void *, void *, size_t);
0032 #  define PYMEM_ALLOC {NULL, _PyMem_MiMalloc, _PyMem_MiCalloc, _PyMem_MiRealloc, _PyMem_MiFree}
0033 #elif defined(WITH_PYMALLOC)
0034 extern void* _PyObject_Malloc(void *, size_t);
0035 extern void* _PyObject_Calloc(void *, size_t, size_t);
0036 extern void _PyObject_Free(void *, void *);
0037 extern void* _PyObject_Realloc(void *, void *, size_t);
0038 #  define PYOBJ_ALLOC {NULL, _PyObject_Malloc, _PyObject_Calloc, _PyObject_Realloc, _PyObject_Free}
0039 #  define PYMEM_ALLOC PYOBJ_ALLOC
0040 #else
0041 # define PYOBJ_ALLOC PYRAW_ALLOC
0042 # define PYMEM_ALLOC PYOBJ_ALLOC
0043 #endif  // WITH_PYMALLOC
0044
0045
0046 extern void* _PyMem_DebugRawMalloc(void *, size_t);
0047 extern void* _PyMem_DebugRawCalloc(void *, size_t, size_t);
0048 extern void* _PyMem_DebugRawRealloc(void *, void *, size_t);
0049 extern void _PyMem_DebugRawFree(void *, void *);
0050
0051 extern void* _PyMem_DebugMalloc(void *, size_t);
0052 extern void* _PyMem_DebugCalloc(void *, size_t, size_t);
0053 extern void* _PyMem_DebugRealloc(void *, void *, size_t);
0054 extern void _PyMem_DebugFree(void *, void *);
0055
0056 #define PYDBGRAW_ALLOC(runtime) \
0057     {&(runtime).allocators.debug.raw, _PyMem_DebugRawMalloc, _PyMem_DebugRawCalloc, _PyMem_DebugRawRealloc, _PyMem_DebugRawFree}
0058 #define PYDBGMEM_ALLOC(runtime) \
0059     {&(runtime).allocators.debug.mem, _PyMem_DebugMalloc, _PyMem_DebugCalloc, _PyMem_DebugRealloc, _PyMem_DebugFree}
0060 #define PYDBGOBJ_ALLOC(runtime) \
0061     {&(runtime).allocators.debug.obj, _PyMem_DebugMalloc, _PyMem_DebugCalloc, _PyMem_DebugRealloc, _PyMem_DebugFree}
0062
0063 extern void * _PyMem_ArenaAlloc(void *, size_t);
0064 extern void _PyMem_ArenaFree(void *, void *, size_t);
0065
0066 #ifdef Py_DEBUG
0067 # define _pymem_allocators_standard_INIT(runtime) \
0068     { \
0069         PYDBGRAW_ALLOC(runtime), \
0070         PYDBGMEM_ALLOC(runtime), \
0071         PYDBGOBJ_ALLOC(runtime), \
0072     }
0073 # define _pymem_is_debug_enabled_INIT 1
0074 #else
0075 # define _pymem_allocators_standard_INIT(runtime) \
0076     { \
0077         PYRAW_ALLOC, \
0078         PYMEM_ALLOC, \
0079         PYOBJ_ALLOC, \
0080     }
0081 # define _pymem_is_debug_enabled_INIT 0
0082 #endif
0083
0084 #define _pymem_allocators_debug_INIT \
0085    { \
0086        {'r', PYRAW_ALLOC}, \
0087        {'m', PYMEM_ALLOC}, \
0088        {'o', PYOBJ_ALLOC}, \
0089    }
0090
0091 #  define _pymem_allocators_obj_arena_INIT \
0092     { NULL, _PyMem_ArenaAlloc, _PyMem_ArenaFree }
0093
0094
0095 #define _Py_mem_free_queue_INIT(queue) \
0096     { \
0097         .head = LLIST_INIT(queue.head), \
0098     }
0099
0100 #ifdef __cplusplus
0101 }
0102 #endif
0103 #endif  // !Py_INTERNAL_PYMEM_INIT_H