8000 GH-136410: Faster side exits by markshannon · Pull Request #136411 · python/cpython · GitHub
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GH-136410: Faster side exits #136411

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GH-136410: Faster side exits #136411

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a281775
Faster side exits.
markshannon Jul 7, 2025
ec7f0e2
Fix copy-and-paste error
markshannon Jul 7, 2025
911520a
Check validity at start of trace
markshannon Jul 7, 2025
73832b2
Tidy up
markshannon Jul 8, 2025
a9297a0
Null test before use
markshannon Jul 8, 2025
47b53d1
Update asserts
markshannon Jul 8, 2025
2564d41
Properly fix assert
markshannon Jul 8, 2025
779bd7d
Don't make object immortal until it is fully initialized
markshannon Jul 8, 2025
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Don't make object immortal until it is fully initialized
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@markshannon
markshannon committed Jul 8, 2025
commit 779bd7d9048a1f81b61f271bd66ac99ce17b1147
2 changes: 1 addition & 1 deletion Python/optimizer.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1477,7 +1477,6 @@ _PyExecutor_GetColdExecutor(void)
Py_FatalError("Cannot allocate core JIT code");
}
((_PyUOpInstruction *)cold->trace)->opcode = _COLD_EXIT;
_Py_SetImmortal((PyObject *)cold);
#ifdef _Py_JIT
cold->jit_code = NULL;
cold->jit_side_entry = NULL;
Expand All @@ -1490,6 +1489,7 @@ _PyExecutor_GetColdExecutor(void)
Py_FatalError("Cannot allocate core JIT code");
}
#endif
_Py_SetImmortal((PyObject *)cold);
interp->cold_executor = cold;
return cold;
}
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