Author: Armin Rigo <[email protected]>
Branch: boehm-rawrefcount
Changeset: r86924:c4bc3be86d15
Date: 2016-09-07 13:04 +0200
http://bitbucket.org/pypy/pypy/changeset/c4bc3be86d15/
Log: For Boehm, we can't pass the callback to rawrefcount.init() and we
need instead to regularly check ourselves for dead objects.
diff --git a/pypy/module/cpyext/state.py b/pypy/module/cpyext/state.py
--- a/pypy/module/cpyext/state.py
+++ b/pypy/module/cpyext/state.py
@@ -1,7 +1,7 @@
from rpython.rlib.objectmodel import we_are_translated
from rpython.rtyper.lltypesystem import rffi, lltype
from pypy.interpreter.error import OperationError, oefmt
-from pypy.interpreter.executioncontext import AsyncAction
+from pypy.interpreter import executioncontext
from rpython.rtyper.lltypesystem import lltype
from rpython.rtyper.annlowlevel import llhelper
from rpython.rlib.rdynload import DLLHANDLE
@@ -14,8 +14,9 @@
self.reset()
self.programname = lltype.nullptr(rffi.CCHARP.TO)
self.version = lltype.nullptr(rffi.CCHARP.TO)
- pyobj_dealloc_action = PyObjDeallocAction(space)
- self.dealloc_trigger = lambda: pyobj_dealloc_action.fire()
+ if space.config.translation.gc != "boehm":
+ pyobj_dealloc_action = PyObjDeallocAction(space)
+ self.dealloc_trigger = lambda: pyobj_dealloc_action.fire()
def reset(self):
from pypy.module.cpyext.modsupport import PyMethodDef
@@ -67,6 +68,11 @@
state.api_lib = str(api.build_bridge(self.space))
else:
api.setup_library(self.space)
+ #
+ if self.space.config.translation.gc == "boehm":
+ action = BoehmPyObjDeallocAction(self.space)
+ self.space.actionflag.register_periodic_action(action,
+ use_bytecode_counter=True)
def install_dll(self, eci):
"""NOT_RPYTHON
@@ -84,8 +90,10 @@
from pypy.module.cpyext.api import init_static_data_translated
if we_are_translated():
- rawrefcount.init(llhelper(rawrefcount.RAWREFCOUNT_DEALLOC_TRIGGER,
- self.dealloc_trigger))
+ if space.config.translation.gc != "boehm":
+ rawrefcount.init(
+ llhelper(rawrefcount.RAWREFCOUNT_DEALLOC_TRIGGER,
+ self.dealloc_trigger))
init_static_data_translated(space)
setup_new_method_def(space)
@@ -143,15 +151,23 @@
self.extensions[path] = w_copy
-class PyObjDeallocAction(AsyncAction):
+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)
+
+class PyObjDeallocAction(executioncontext.AsyncAction):
"""An action that invokes _Py_Dealloc() on the dying PyObjects.
"""
+ def perform(self, executioncontext, frame):
+ _rawrefcount_perform(self.space)
+class BoehmPyObjDeallocAction(executioncontext.PeriodicAsyncAction):
+ # This variant is used with Boehm, which doesn't have the explicit
+ # callback. Instead we must periodically check ourselves.
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)
+ if we_are_translated():
+ _rawrefcount_perform(self.space)
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