25 #define AS_GC(o) ((PyGC_Head *)(o)-1)
28 #define FROM_GC(g) ((PyObject *)(((PyGC_Head *)g)+1))
33     PyGC_Head head;
50 PyGC_Head *_PyGC_generation0 = GEN_HEAD(0);
221 gc_list_init(PyGC_Head *list)  in gc_list_init()
228 gc_list_is_empty(PyGC_Head *list)  in gc_list_is_empty()
237 gc_list_append(PyGC_Head *node, PyGC_Head *list)
248 gc_list_remove(PyGC_Head *node)  in gc_list_remove()
260 gc_list_move(PyGC_Head *node, PyGC_Head *list)  in gc_list_move()
262     PyGC_Head *new_prev;  in gc_list_move()
263     PyGC_Head *current_prev = node->gc.gc_prev;  in gc_list_move()
264     PyGC_Head *current_next = node->gc.gc_next;  in gc_list_move()
276 gc_list_merge(PyGC_Head *from, PyGC_Head *to)  in gc_list_merge()
278     PyGC_Head *tail;  in gc_list_merge()
291 gc_list_size(PyGC_Head *list)  in gc_list_size()
293     PyGC_Head *gc;  in gc_list_size()
305 append_objects(PyObject *py_list, PyGC_Head *gc_list)  in append_objects()
307     PyGC_Head *gc;  in append_objects()
327 update_refs(PyGC_Head *containers)  in update_refs()
329     PyGC_Head *gc = containers->gc.gc_next;  in update_refs()
361         PyGC_Head *gc = AS_GC(op);  in visit_decref()
379 subtract_refs(PyGC_Head *containers)  in subtract_refs()
382     PyGC_Head *gc = containers->gc.gc_next;  in subtract_refs()
393 visit_reachable(PyObject *op, PyGC_Head *reachable)  in visit_reachable()
396         PyGC_Head *gc = AS_GC(op);  in visit_reachable()
443 move_unreachable(PyGC_Head *young, PyGC_Head *unreachable)  in move_unreachable()
445     PyGC_Head *gc = young->gc.gc_next;  in move_unreachable()
457         PyGC_Head *next;  in move_unreachable()
520 untrack_dicts(PyGC_Head *head)  in untrack_dicts()
522     PyGC_Head *next, *gc = head->gc.gc_next;  in untrack_dicts()
537 move_finalizers(PyGC_Head *unreachable, PyGC_Head *finalizers)  in move_finalizers()
539     PyGC_Head *gc;  in move_finalizers()
540     PyGC_Head *next;  in move_finalizers()
560 visit_move(PyObject *op, PyGC_Head *tolist)  in visit_move()
564             PyGC_Head *gc = AS_GC(op);  in visit_move()
576 move_finalizer_reachable(PyGC_Head *finalizers)  in move_finalizer_reachable()
579     PyGC_Head *gc = finalizers->gc.gc_next;  in move_finalizer_reachable()
601 handle_weakrefs(PyGC_Head *unreachable, PyGC_Head *old)  in handle_weakrefs()
603     PyGC_Head *gc;  in handle_weakrefs()
606     PyGC_Head wrcb_to_call;     /* weakrefs with callbacks to call */  in handle_weakrefs()
607     PyGC_Head *next;  in handle_weakrefs()
639             PyGC_Head *wrasgc;                  /* AS_GC(wr) */  in handle_weakrefs()
778 handle_finalizers(PyGC_Head *finalizers, PyGC_Head *old)  in handle_finalizers()
780     PyGC_Head *gc = finalizers->gc.gc_next;  in handle_finalizers()
805 delete_garbage(PyGC_Head *collectable, PyGC_Head *old)  in delete_garbage()
810         PyGC_Head *gc = collectable->gc.gc_next;  in delete_garbage()
877     PyGC_Head *young; /* the generation we are examining */  in collect()
878     PyGC_Head *old; /* next older generation */  in collect()
879     PyGC_Head unreachable; /* non-problematic unreachable trash */  in collect()
880     PyGC_Head finalizers;  /* objects with, & reachable from, __del__ */  in collect()
881     PyGC_Head *gc;  in collect()
1228 gc_referrers_for(PyObject *objs, PyGC_Head *list, PyObject *resultlist)  in gc_referrers_for()
1230     PyGC_Head *gc;  in gc_referrers_for()
1449 _PyGC_Dump(PyGC_Head *g)  in _PyGC_Dump()
1496     PyGC_Head *g;  in _PyObject_GC_Malloc()
1497     if (basicsize > PY_SSIZE_T_MAX - sizeof(PyGC_Head))  in _PyObject_GC_Malloc()
1499     g = (PyGC_Head *)PyObject_MALLOC(  in _PyObject_GC_Malloc()
1500         sizeof(PyGC_Head) + basicsize);  in _PyObject_GC_Malloc()
1541     PyGC_Head *g = AS_GC(op);  in _PyObject_GC_Resize()
1542     if (basicsize > PY_SSIZE_T_MAX - sizeof(PyGC_Head))  in _PyObject_GC_Resize()
1544     g = (PyGC_Head *)PyObject_REALLOC(g,  sizeof(PyGC_Head) + basicsize);  in _PyObject_GC_Resize()
1555     PyGC_Head *g = AS_GC(op);  in PyObject_GC_Del()