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GH-125837: Split LOAD_CONST into three. (GH-125972)

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* Add LOAD_CONST_IMMORTAL opcode

* Add LOAD_SMALL_INT opcode

* Remove RETURN_CONST opcode
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Mark Shannon 2024-10-29 11:15:42 +00:00 • committed by GitHub
parent 67f5c5bd6f
commit faa3272fb8
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33 changed files with 706 additions and 538 deletions
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21
Python/optimizer_cases.c.h generated
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@ -68,6 +68,27 @@
break;
}
case _LOAD_CONST_IMMORTAL: {
_Py_UopsSymbol *value;
PyObject *val = PyTuple_GET_ITEM(co->co_consts, this_instr->oparg);
REPLACE_OP(this_instr, _LOAD_CONST_INLINE_BORROW, 0, (uintptr_t)val);
value = sym_new_const(ctx, val);
stack_pointer[0] = value;
stack_pointer += 1;
assert(WITHIN_STACK_BOUNDS());
break;
}
case _LOAD_SMALL_INT: {
_Py_UopsSymbol *value;
PyObject *val = PyLong_FromLong(this_instr->oparg);
value = sym_new_const(ctx, val);
stack_pointer[0] = value;
stack_pointer += 1;
assert(WITHIN_STACK_BOUNDS());
break;
}
case _STORE_FAST: {
_Py_UopsSymbol *value;
value = stack_pointer[-1];