def entry_point(argv):
ll_dealloc_trigger_callback = llhelper(FTYPE, dealloc_trigger)
rawrefcount.init(ll_dealloc_trigger_callback)
ob, p = make_p()
if state.seen != []:
print "OB COLLECTED REALLY TOO SOON"
return 1
rgc.collect()
if state.seen != []:
print "OB COLLECTED TOO SOON"
return 1
objectmodel.keepalive_until_here(p)
p = None
rgc.collect()
if state.seen != [1]:
print "OB NOT COLLECTED"
return 1
if rawrefcount.next_dead(PyObject) != ob:
print "NEXT_DEAD != OB"
return 1
if rawrefcount.next_dead(PyObject) != lltype.nullptr(PyObjectS):
print "NEXT_DEAD second time != NULL"
return 1
if rawrefcount.to_obj(W_Root, ob) is not None:
print "to_obj(dead) is not None?"
return 1
rawrefcount.mark_deallocating(w_marker, ob)
if rawrefcount.to_obj(W_Root, ob) is not w_marker:
print "to_obj(marked-dead) is not w_marker"
return 1
print "OK!"
lltype.free(ob, flavor='raw')
return 0
def entry_point(argv):
ll_dealloc_trigger_callback = llhelper(FTYPE, dealloc_trigger)
rawrefcount.init(ll_dealloc_trigger_callback)
ob, p = make_p()
if state.seen != []:
print "OB COLLECTED REALLY TOO SOON"
return 1
rgc.collect()
if state.seen != []:
print "OB COLLECTED TOO SOON"
return 1
objectmodel.keepalive_until_here(p)
p = None
rgc.collect()
if state.seen != [1]:
print "OB NOT COLLECTED"
return 1
if rawrefcount.next_dead(PyObject) != ob:
print "NEXT_DEAD != OB"
return 1
if rawrefcount.next_dead(PyObject) != lltype.nullptr(PyObjectS):
print "NEXT_DEAD second time != NULL"
return 1
print "OK!"
lltype.free(ob, flavor='raw')
return 0
def entry_point(argv):
rawrefcount.create_link_pypy(prebuilt_p, prebuilt_ob)
prebuilt_ob.c_ob_refcnt += REFCNT_FROM_PYPY
oblist = [make_ob() for i in range(50)]
rgc.collect()
deadlist = []
while True:
ob = rawrefcount.next_dead(PyObject)
if not ob: break
if ob.c_ob_refcnt != 1:
print "next_dead().ob_refcnt != 1"
return 1
deadlist.append(ob)
if len(deadlist) == 0:
print "no dead object"
return 1
if len(deadlist) < 30:
print "not enough dead objects"
return 1
for ob in deadlist:
if ob not in oblist:
print "unexpected value for dead pointer"
return 1
oblist.remove(ob)
print "OK!"
lltype.free(ob, flavor='raw')
return 0
def _rawrefcount_perform(space):
from pypy.module.cpyext.pyobject import PyObject, decref
while True:
py_obj = rawrefcount.next_dead(PyObject)
if not py_obj:
break
decref(space, py_obj)
def main(argv):
rawrefcount.create_link_pypy(w1, ob1)
w = None
ob = lltype.nullptr(PyObjectS)
oblist = []
for op in argv[1:]:
revdb.stop_point()
w = W_Root(42)
ob = lltype.malloc(PyObjectS, flavor='raw', zero=True)
ob.c_ob_refcnt = rawrefcount.REFCNT_FROM_PYPY
rawrefcount.create_link_pypy(w, ob)
oblist.append(ob)
del oblist[-1]
#
rgc.collect()
assert rawrefcount.from_obj(PyObject, w) == ob
assert rawrefcount.to_obj(W_Root, ob) == w
while True:
ob = rawrefcount.next_dead(PyObject)
if not ob:
break
assert ob in oblist
oblist.remove(ob)
objectmodel.keepalive_until_here(w)
revdb.stop_point()
return 9
def perform(self, executioncontext, frame):
from pypy.module.cpyext.pyobject import PyObject, decref
while True:
py_obj = rawrefcount.next_dead(PyObject)
if not py_obj:
break
decref(self.space, py_obj)
def perform(self, executioncontext, frame):
from pypy.module.cpyext.pyobject import PyObject, decref
while True:
py_obj = rawrefcount.next_dead(PyObject)
if not py_obj:
break
decref(self.space, py_obj)
def dealloc_trigger():
from pypy.module.cpyext.pyobject import PyObject, decref
print 'dealloc_trigger...'
while True:
ob = rawrefcount.next_dead(PyObject)
if not ob:
break
print 'deallocating PyObject', ob
decref(space, ob)
print 'dealloc_trigger DONE'
return "RETRY"
def test_collect_o_dies(self):
trigger = []; rawrefcount.init(lambda: trigger.append(1))
p = W_Root(42)
ob = lltype.malloc(PyObjectS, flavor='raw', zero=True)
rawrefcount.create_link_pyobj(p, ob)
ob.c_ob_refcnt += REFCNT_FROM_PYPY
assert rawrefcount._o_list == [ob]
wr_ob = weakref.ref(ob)
wr_p = weakref.ref(p)
del ob, p
rawrefcount._collect()
ob = wr_ob()
assert ob is not None
assert trigger == [1]
assert rawrefcount.next_dead(PyObject) == ob
assert rawrefcount.next_dead(PyObject) == lltype.nullptr(PyObjectS)
assert rawrefcount.next_dead(PyObject) == lltype.nullptr(PyObjectS)
assert rawrefcount._o_list == []
assert wr_p() is None
assert ob.c_ob_refcnt == 1 # from the pending list
assert ob.c_ob_pypy_link == 0
lltype.free(ob, flavor='raw')
def test_collect_o_dies(self):
trigger = []
rawrefcount.init(lambda: trigger.append(1))
p = W_Root(42)
ob = lltype.malloc(PyObjectS, flavor='raw', zero=True)
rawrefcount.create_link_pyobj(p, ob)
ob.c_ob_refcnt += REFCNT_FROM_PYPY
assert rawrefcount._o_list == [ob]
wr_ob = weakref.ref(ob)
wr_p = weakref.ref(p)
del ob, p
rawrefcount._collect()
ob = wr_ob()
assert ob is not None
assert trigger == [1]
assert rawrefcount.next_dead(PyObject) == ob
assert rawrefcount.next_dead(PyObject) == lltype.nullptr(PyObjectS)
assert rawrefcount.next_dead(PyObject) == lltype.nullptr(PyObjectS)
assert rawrefcount._o_list == []
assert wr_p() is None
assert ob.c_ob_refcnt == 1 # from the pending list
assert ob.c_ob_pypy_link == 0
lltype.free(ob, flavor='raw')
def entry_point(argv):
ll_dealloc_trigger_callback = llhelper(FTYPE, dealloc_trigger)
rawrefcount.init(ll_dealloc_trigger_callback)
ob, p = make_p()
if state.seen != []:
print "OB COLLECTED REALLY TOO SOON"
return 1
rgc.collect()
if state.seen != []:
print "OB COLLECTED TOO SOON"
return 1
objectmodel.keepalive_until_here(p)
p = None
rgc.collect()
if state.seen != [1]:
print "OB NOT COLLECTED"
return 1
if rawrefcount.next_dead(PyObject) != ob:
print "NEXT_DEAD != OB"
return 1
if ob.c_ob_refcnt != 1:
print "next_dead().ob_refcnt != 1"
return 1
if rawrefcount.next_dead(PyObject) != lltype.nullptr(PyObjectS):
print "NEXT_DEAD second time != NULL"
return 1
if rawrefcount.to_obj(W_Root, ob) is not None:
print "to_obj(dead) is not None?"
return 1
rawrefcount.mark_deallocating(w_marker, ob)
if rawrefcount.to_obj(W_Root, ob) is not w_marker:
print "to_obj(marked-dead) is not w_marker"
return 1
print "OK!"
lltype.free(ob, flavor='raw')
return 0