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Merged revisions 79060 via svnmerge from

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........
  r79060 | collin.winter | 2010-03-18 14:54:01 -0700 (Thu, 18 Mar 2010) | 4 lines

  Add support for weak references to code objects. This will be used by an optimization in the incoming Python 3 JIT.

  Patch by Reid Kleckner!
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This commit is contained in:
Collin Winter 2010-03-18 22:46:40 +00:00
parent b3a482962d
commit 4222e9c07c
6 changed files with 39 additions and 6 deletions
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5
Objects/codeobject.c
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@ -108,6 +108,7 @@ PyCode_New(int argcount, int kwonlyargcount,
Py_INCREF(lnotab);
co->co_lnotab = lnotab;
co->co_zombieframe = NULL;
co->co_weakreflist = NULL;
}
return co;
}
@ -331,6 +332,8 @@ code_dealloc(PyCodeObject *co)
Py_XDECREF(co->co_lnotab);
if (co->co_zombieframe != NULL)
PyObject_GC_Del(co->co_zombieframe);
if (co->co_weakreflist != NULL)
PyObject_ClearWeakRefs((PyObject*)co);
PyObject_DEL(co);
}
@ -462,7 +465,7 @@ PyTypeObject PyCode_Type = {
0, /* tp_traverse */
0, /* tp_clear */
code_richcompare, /* tp_richcompare */
0, /* tp_weaklistoffset */
offsetof(PyCodeObject, co_weakreflist), /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
0, /* tp_methods */