diff options
Diffstat (limited to 'Objects/object.c')
-rw-r--r-- | Objects/object.c | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/Objects/object.c b/Objects/object.c index 67a6386..2154d11 100644 --- a/Objects/object.c +++ b/Objects/object.c @@ -113,120 +113,6 @@ _Py_AddToAllObjects(PyObject *op, int force) } #endif /* Py_TRACE_REFS */ -#ifdef COUNT_ALLOCS -static PyTypeObject *type_list; -/* All types are added to type_list, at least when - they get one object created. That makes them - immortal, which unfortunately contributes to - garbage itself. If unlist_types_without_objects - is set, they will be removed from the type_list - once the last object is deallocated. */ -static int unlist_types_without_objects; -extern Py_ssize_t _Py_tuple_zero_allocs, _Py_fast_tuple_allocs; -extern Py_ssize_t _Py_quick_int_allocs, _Py_quick_neg_int_allocs; -extern Py_ssize_t _Py_null_strings, _Py_one_strings; -void -_Py_dump_counts(FILE* f) -{ - PyInterpreterState *interp = _PyInterpreterState_Get(); - if (!interp->config.show_alloc_count) { - return; - } - - PyTypeObject *tp; - for (tp = type_list; tp; tp = tp->tp_next) - fprintf(f, "%s alloc'd: %" PY_FORMAT_SIZE_T "d, " - "freed: %" PY_FORMAT_SIZE_T "d, " - "max in use: %" PY_FORMAT_SIZE_T "d\n", - tp->tp_name, tp->tp_allocs, tp->tp_frees, - tp->tp_maxalloc); - fprintf(f, "fast tuple allocs: %" PY_FORMAT_SIZE_T "d, " - "empty: %" PY_FORMAT_SIZE_T "d\n", - _Py_fast_tuple_allocs, _Py_tuple_zero_allocs); - fprintf(f, "fast int allocs: pos: %" PY_FORMAT_SIZE_T "d, " - "neg: %" PY_FORMAT_SIZE_T "d\n", - _Py_quick_int_allocs, _Py_quick_neg_int_allocs); - fprintf(f, "null strings: %" PY_FORMAT_SIZE_T "d, " - "1-strings: %" PY_FORMAT_SIZE_T "d\n", - _Py_null_strings, _Py_one_strings); -} - -PyObject * -_Py_get_counts(void) -{ - PyTypeObject *tp; - PyObject *result; - PyObject *v; - - result = PyList_New(0); - if (result == NULL) - return NULL; - for (tp = type_list; tp; tp = tp->tp_next) { - v = Py_BuildValue("(snnn)", tp->tp_name, tp->tp_allocs, - tp->tp_frees, tp->tp_maxalloc); - if (v == NULL) { - Py_DECREF(result); - return NULL; - } - if (PyList_Append(result, v) < 0) { - Py_DECREF(v); - Py_DECREF(result); - return NULL; - } - Py_DECREF(v); - } - return result; -} - -void -_Py_inc_count(PyTypeObject *tp) -{ - if (tp->tp_next == NULL && tp->tp_prev == NULL) { - /* first time; insert in linked list */ - if (type_list) - type_list->tp_prev = tp; - tp->tp_next = type_list; - /* Note that as of Python 2.2, heap-allocated type objects - * can go away, but this code requires that they stay alive - * until program exit. That's why we're careful with - * refcounts here. type_list gets a new reference to tp, - * while ownership of the reference type_list used to hold - * (if any) was transferred to tp->tp_next in the line above. - * tp is thus effectively immortal after this. - */ - Py_INCREF(tp); - type_list = tp; -#ifdef Py_TRACE_REFS - /* Also insert in the doubly-linked list of all objects, - * if not already there. - */ - _Py_AddToAllObjects((PyObject *)tp, 0); -#endif - } - tp->tp_allocs++; - if (tp->tp_allocs - tp->tp_frees > tp->tp_maxalloc) - tp->tp_maxalloc = tp->tp_allocs - tp->tp_frees; -} - -void _Py_dec_count(PyTypeObject *tp) -{ - tp->tp_frees++; - if (unlist_types_without_objects && - tp->tp_allocs == tp->tp_frees) { - /* unlink the type from type_list */ - if (tp->tp_prev) - tp->tp_prev->tp_next = tp->tp_next; - else - type_list = tp->tp_next; - if (tp->tp_next) - tp->tp_next->tp_prev = tp->tp_prev; - tp->tp_next = tp->tp_prev = NULL; - Py_DECREF(tp); - } -} - -#endif - #ifdef Py_REF_DEBUG /* Log a fatal error; doesn't return. */ void @@ -349,15 +235,6 @@ PyObject_CallFinalizerFromDealloc(PyObject *self) /* If Py_REF_DEBUG, _Py_NewReference bumped _Py_RefTotal, so * we need to undo that. */ _Py_DEC_REFTOTAL; - /* If Py_TRACE_REFS, _Py_NewReference re-added self to the object - * chain, so no more to do there. - * If COUNT_ALLOCS, the original decref bumped tp_frees, and - * _Py_NewReference bumped tp_allocs: both of those need to be - * undone. */ -#ifdef COUNT_ALLOCS - --Py_TYPE(self)->tp_frees; - --Py_TYPE(self)->tp_allocs; -#endif return -1; } @@ -1970,7 +1847,6 @@ _Py_ForgetReference(PyObject *op) op->_ob_next->_ob_prev = op->_ob_prev; op->_ob_prev->_ob_next = op->_ob_next; op->_ob_next = op->_ob_prev = NULL; - _Py_INC_TPFREES(op); } /* Print all live objects. Because PyObject_Print is called, the @@ -2289,8 +2165,6 @@ _Py_Dealloc(PyObject *op) destructor dealloc = Py_TYPE(op)->tp_dealloc; #ifdef Py_TRACE_REFS _Py_ForgetReference(op); -#else - _Py_INC_TPFREES(op); #endif (*dealloc)(op); } |