mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-08-23 02:04:56 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 11

GH-128563: Move some labels, to simplify implementing tailcalling interpreter. (GH-129525)

Browse source
This commit is contained in:
Mark Shannon 2025-01-31 17:13:20 +00:00 • committed by GitHub
parent 9ba281d871
commit 54f74b80ae
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
5 changed files with 89 additions and 54 deletions
Download patch file Download diff file Expand all files Collapse all files

35
Python/bytecodes.c
View file

@ -5303,14 +5303,40 @@ dummy_func(
tstate->c_recursion_remaining += PY_EVAL_C_STACK_UNITS;
return NULL;
}
goto resume_with_error;
}
label(resume_with_error) {
next_instr = frame->instr_ptr;
stack_pointer = _PyFrame_GetStackPointer(frame);
goto error;
}
label(start_frame) {
if (_Py_EnterRecursivePy(tstate)) {
goto exit_unwind;
}
next_instr = frame->instr_ptr;
stack_pointer = _PyFrame_GetStackPointer(frame);
#ifdef LLTRACE
{
int lltrace = maybe_lltrace_resume_frame(frame, GLOBALS());
frame->lltrace = lltrace;
if (lltrace < 0) {
goto exit_unwind;
}
}
#endif
#ifdef Py_DEBUG
/* _PyEval_EvalFrameDefault() must not be called with an exception set,
because it can clear it (directly or indirectly) and so the
caller loses its exception */
assert(!_PyErr_Occurred(tstate));
#endif
DISPATCH();
}
// END BYTECODES //
}
@ -5320,7 +5346,6 @@ dummy_func(
exit_unwind:
handle_eval_breaker:
resume_frame:
resume_with_error:
start_frame:
unbound_local_error:
;