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GH-128685: Specialize (rather than quicken) LOAD_CONST into LOAD_CONST_[IM]MORTAL #128708

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Merged
markshannon merged 4 commits into from
Jan 13, 2025
Merged

GH-128685: Specialize (rather than quicken) LOAD_CONST into LOAD_CONST_[IM]MORTAL #128708

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e7a7f22
Specialize (rather than quicken) LOAD_CONST into LOAD_CONST_[IM]MORTAL
markshannon Jan 10, 2025
043f978
Account for LOAD_CONST_MORTAL in jit optimizer.
markshannon Jan 10, 2025
d342864
Disable specialization for free-threaded build
markshannon Jan 10, 2025
6cc0241
#if not #ifdef
markshannon Jan 10, 2025
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#if not #ifdef
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@markshannon
markshannon committed Jan 10, 2025
commit 6cc0241e51ccc749348934afa39436c05e96d0d5
2 changes: 1 addition & 1 deletion Python/bytecodes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -294,7 +294,7 @@ dummy_func(
* marshalling can intern strings and make them immortal. */
PyObject *obj = GETITEM(FRAME_CO_CONSTS, oparg);
value = PyStackRef_FromPyObjectNew(obj);
#ifdef ENABLE_SPECIALIZATION
#if ENABLE_SPECIALIZATION
if (this_instr->op.code == LOAD_CONST) {
this_instr->op.code = _Py_IsImmortal(obj) ? LOAD_CONST_IMMORTAL : LOAD_CONST_MORTAL;
}
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2 changes: 1 addition & 1 deletion Python/generated_cases.c.h
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