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GH-96421: Insert shim frame on entry to interpreter (GH-96319)

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* Adds EXIT_INTERPRETER instruction to exit PyEval_EvalDefault()

* Simplifies RETURN_VALUE, YIELD_VALUE and RETURN_GENERATOR instructions as they no longer need to check for entry frames.
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Mark Shannon 2022-11-10 04:34:57 -08:00 • committed by GitHub
parent dbf2faf579
commit 1e197e63e2
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GPG key ID: 4AEE18F83AFDEB23
24 changed files with 450 additions and 346 deletions
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10
Objects/frameobject.c
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@ -1329,15 +1329,15 @@ PyFrame_LocalsToFast(PyFrameObject *f, int clear)
}
}
int _PyFrame_IsEntryFrame(PyFrameObject *frame)
int
_PyFrame_IsEntryFrame(PyFrameObject *frame)
{
assert(frame != NULL);
assert(!_PyFrame_IsIncomplete(frame->f_frame));
return frame->f_frame->is_entry;
_PyInterpreterFrame *f = frame->f_frame;
assert(!_PyFrame_IsIncomplete(f));
return f->previous && f->previous->owner == FRAME_OWNED_BY_CSTACK;
}
PyCodeObject *
PyFrame_GetCode(PyFrameObject *frame)
{