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GH-128914: Remove all but one conditional stack effects (GH-129226)

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* Remove all 'if (0)' and 'if (1)' conditional stack effects

* Use array instead of conditional for BUILD_SLICE args

* Refactor LOAD_GLOBAL to use a common conditional uop

* Remove conditional stack effects from LOAD_ATTR specializations

* Replace conditional stack effects in LOAD_ATTR with a 0 or 1 sized array.

* Remove conditional stack effects from CALL_FUNCTION_EX
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Mark Shannon 2025-01-27 16:24:48 +00:00 • committed by GitHub
parent 8ec76d9034
commit 75b4962157
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GPG key ID: B5690EEEBB952194
19 changed files with 518 additions and 758 deletions
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5
Python/codegen.c
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@ -4108,7 +4108,10 @@ ex_call:
}
assert(have_dict);
}
ADDOP_I(c, loc, CALL_FUNCTION_EX, nkwelts > 0);
if (nkwelts == 0) {
ADDOP(c, loc, PUSH_NULL);
}
ADDOP(c, loc, CALL_FUNCTION_EX);
return SUCCESS;
}