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final patches from Neil Schemenauer for garbage collection

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This commit is contained in:
Jeremy Hylton 2000-06-30 05:02:53 +00:00
parent 4e542a3d99
commit c5007aa5c3
16 changed files with 956 additions and 18 deletions
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9
Objects/listobject.c
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@ -72,10 +72,11 @@ PyList_New(size)
}
/* PyObject_NewVar is inlined */
op = (PyListObject *) PyObject_MALLOC(sizeof(PyListObject)
+ PyGC_INFO_SIZE);
+ PyGC_HEAD_SIZE);
if (op == NULL) {
return PyErr_NoMemory();
}
op = (PyListObject *) PyObject_FROM_GC(op);
if (size <= 0) {
op->ob_item = NULL;
}
@ -89,6 +90,7 @@ PyList_New(size)
PyObject_INIT_VAR(op, &PyList_Type, size);
for (i = 0; i < size; i++)
op->ob_item[i] = NULL;
PyObject_GC_Init(op);
return (PyObject *) op;
}
@ -216,6 +218,7 @@ list_dealloc(op)
{
int i;
Py_TRASHCAN_SAFE_BEGIN(op)
PyObject_GC_Fini(op);
if (op->ob_item != NULL) {
/* Do it backwards, for Christian Tismer.
There's a simple test case where somehow this reduces
@ -1498,7 +1501,7 @@ PyTypeObject PyList_Type = {
PyObject_HEAD_INIT(&PyType_Type)
0,
"list",
sizeof(PyListObject) + PyGC_INFO_SIZE,
sizeof(PyListObject) + PyGC_HEAD_SIZE,
0,
(destructor)list_dealloc, /*tp_dealloc*/
(printfunc)list_print, /*tp_print*/
@ -1577,7 +1580,7 @@ static PyTypeObject immutable_list_type = {
PyObject_HEAD_INIT(&PyType_Type)
0,
"list (immutable, during sort)",
sizeof(PyListObject) + PyGC_INFO_SIZE,
sizeof(PyListObject) + PyGC_HEAD_SIZE,
0,
0, /*tp_dealloc*/ /* Cannot happen */
(printfunc)list_print, /*tp_print*/