cpython/Include/cpython/ceval.h
Mark Shannon ae0a2b7562
bpo-44590: Lazily allocate frame objects (GH-27077)
* Convert "specials" array to InterpreterFrame struct, adding f_lasti, f_state and other non-debug FrameObject fields to it.

* Refactor, calls pushing the call to the interpreter upward toward _PyEval_Vector.

* Compute f_back when on thread stack, only filling in value when frame object outlives stack invocation.

* Move ownership of InterpreterFrame in generator from frame object to generator object.

* Do not create frame objects for Python calls.

* Do not create frame objects for generators.
2021-07-26 11:22:16 +01:00

30 lines
1.4 KiB
C

#ifndef Py_CPYTHON_CEVAL_H
# error "this header file must not be included directly"
#endif
PyAPI_FUNC(void) PyEval_SetProfile(Py_tracefunc, PyObject *);
PyAPI_DATA(int) _PyEval_SetProfile(PyThreadState *tstate, Py_tracefunc func, PyObject *arg);
PyAPI_FUNC(void) PyEval_SetTrace(Py_tracefunc, PyObject *);
PyAPI_FUNC(int) _PyEval_SetTrace(PyThreadState *tstate, Py_tracefunc func, PyObject *arg);
PyAPI_FUNC(int) _PyEval_GetCoroutineOriginTrackingDepth(void);
PyAPI_FUNC(int) _PyEval_SetAsyncGenFirstiter(PyObject *);
PyAPI_FUNC(PyObject *) _PyEval_GetAsyncGenFirstiter(void);
PyAPI_FUNC(int) _PyEval_SetAsyncGenFinalizer(PyObject *);
PyAPI_FUNC(PyObject *) _PyEval_GetAsyncGenFinalizer(void);
/* Helper to look up a builtin object */
PyAPI_FUNC(PyObject *) _PyEval_GetBuiltinId(_Py_Identifier *);
/* Look at the current frame's (if any) code's co_flags, and turn on
the corresponding compiler flags in cf->cf_flags. Return 1 if any
flag was set, else return 0. */
PyAPI_FUNC(int) PyEval_MergeCompilerFlags(PyCompilerFlags *cf);
PyAPI_FUNC(PyObject *) _PyEval_EvalFrameDefault(PyThreadState *tstate, struct _interpreter_frame *f, int exc);
PyAPI_FUNC(void) _PyEval_SetSwitchInterval(unsigned long microseconds);
PyAPI_FUNC(unsigned long) _PyEval_GetSwitchInterval(void);
PyAPI_FUNC(Py_ssize_t) _PyEval_RequestCodeExtraIndex(freefunc);
PyAPI_FUNC(int) _PyEval_SliceIndex(PyObject *, Py_ssize_t *);
PyAPI_FUNC(int) _PyEval_SliceIndexNotNone(PyObject *, Py_ssize_t *);