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bpo-44581: Don't execute quickened instructions if tracing is on (GH-27064)

This commit is contained in:
Mark Shannon 2021-07-08 13:33:13 +01:00 committed by GitHub
parent a3739b207a
commit 514f76bbac
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 1 deletions
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10
Python/ceval.c
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@ -1623,7 +1623,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
JUMPTO(f->f_lasti);
stack_pointer = f->f_valuestack+f->f_stackdepth;
f->f_stackdepth = -1;
NEXTOPARG();
TRACING_NEXTOPARG();
}
}
@ -2853,6 +2853,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
}
case TARGET(LOAD_GLOBAL_ADAPTIVE): {
assert(cframe.use_tracing == 0);
SpecializedCacheEntry *cache = GET_CACHE();
if (cache->adaptive.counter == 0) {
PyObject *name = GETITEM(names, cache->adaptive.original_oparg);
@ -2871,6 +2872,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
}
case TARGET(LOAD_GLOBAL_MODULE): {
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyDict_CheckExact(GLOBALS()), LOAD_GLOBAL);
PyDictObject *dict = (PyDictObject *)GLOBALS();
SpecializedCacheEntry *caches = GET_CACHE();
@ -2888,6 +2890,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
}
case TARGET(LOAD_GLOBAL_BUILTIN): {
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyDict_CheckExact(GLOBALS()), LOAD_GLOBAL);
DEOPT_IF(!PyDict_CheckExact(BUILTINS()), LOAD_GLOBAL);
PyDictObject *mdict = (PyDictObject *)GLOBALS();
@ -3286,6 +3289,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
}
case TARGET(LOAD_ATTR_ADAPTIVE): {
assert(cframe.use_tracing == 0);
SpecializedCacheEntry *cache = GET_CACHE();
if (cache->adaptive.counter == 0) {
PyObject *owner = TOP();
@ -3305,6 +3309,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
}
case TARGET(LOAD_ATTR_SPLIT_KEYS): {
assert(cframe.use_tracing == 0);
PyObject *owner = TOP();
PyObject *res;
PyTypeObject *tp = Py_TYPE(owner);
@ -3329,6 +3334,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
}
case TARGET(LOAD_ATTR_MODULE): {
assert(cframe.use_tracing == 0);
PyObject *owner = TOP();
PyObject *res;
SpecializedCacheEntry *caches = GET_CACHE();
@ -3352,6 +3358,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
}
case TARGET(LOAD_ATTR_WITH_HINT): {
assert(cframe.use_tracing == 0);
PyObject *owner = TOP();
PyObject *res;
PyTypeObject *tp = Py_TYPE(owner);
@ -3380,6 +3387,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, PyFrameObject *f, int throwflag)
}
case TARGET(LOAD_ATTR_SLOT): {
assert(cframe.use_tracing == 0);
PyObject *owner = TOP();
PyObject *res;
PyTypeObject *tp = Py_TYPE(owner);