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gh-110481: Implement biased reference counting (gh-110764)

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This commit is contained in:
Sam Gross
2023-10-30 12:06:09 -04:00
committed by GitHub
parent 05f2f0ac92
commit 6dfb8fe023
29 changed files with 511 additions and 52 deletions
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12
Python/instrumentation.c
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@@ -19,17 +19,9 @@
/* Uncomment this to dump debugging output when assertions fail */
// #define INSTRUMENT_DEBUG 1
PyObject _PyInstrumentation_DISABLE =
{
.ob_refcnt = _Py_IMMORTAL_REFCNT,
.ob_type = &PyBaseObject_Type
};
PyObject _PyInstrumentation_DISABLE = _PyObject_HEAD_INIT(&PyBaseObject_Type);
PyObject _PyInstrumentation_MISSING =
{
.ob_refcnt = _Py_IMMORTAL_REFCNT,
.ob_type = &PyBaseObject_Type
};
PyObject _PyInstrumentation_MISSING = _PyObject_HEAD_INIT(&PyBaseObject_Type);
static const int8_t EVENT_FOR_OPCODE[256] = {
[RETURN_CONST] = PY_MONITORING_EVENT_PY_RETURN,