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

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Mark Shannon 2025-01-13 10:30:28 +00:00 • committed by GitHub
parent 29fe8072cf
commit ddd959987c
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14 changed files with 121 additions and 65 deletions
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Python/optimizer_cases.c.h generated
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@ -58,7 +58,9 @@
break;
}
case _LOAD_CONST: {
/* _LOAD_CONST is not a viable micro-op for tier 2 */
case _LOAD_CONST_MORTAL: {
_Py_UopsSymbol *value;
PyObject *val = PyTuple_GET_ITEM(co->co_consts, this_instr->oparg);
int opcode = _Py_IsImmortal(val) ? _LOAD_CONST_INLINE_BORROW : _LOAD_CONST_INLINE;