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bpo-46329: Streamline calling sequence a bit. (GH-31465)

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* Move handling of bound-methods to PRECALL.

* Remove call_shape.postcall_shrink

* Remove call_shape.callable

* Remove call_shape.callable. Change CALL oparg to match PRECALL oparg.

* Move KW_NAMES before PRECALL.

* Update opcode docs in dis.rst
This commit is contained in:
Mark Shannon 2022-02-21 18:26:47 +00:00 • committed by GitHub
parent 0a222db2bc
commit 59585d6b2e
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 218 additions and 178 deletions
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23
Python/compile.c
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@ -1800,7 +1800,7 @@ compiler_call_exit_with_nones(struct compiler *c) {
ADDOP_LOAD_CONST(c, Py_None);
ADDOP_LOAD_CONST(c, Py_None);
ADDOP_I(c, PRECALL, 2);
ADDOP_I(c, CALL, 0);
ADDOP_I(c, CALL, 2);
return 1;
}
@ -4679,16 +4679,12 @@ maybe_optimize_method_call(struct compiler *c, expr_ty e)
if (kwdsl) {
VISIT_SEQ(c, keyword, kwds);
ADDOP_I(c, PRECALL, argsl + kwdsl);
if (!compiler_call_simple_kw_helper(c, kwds, kwdsl)) {
return 0;
};
ADDOP_I(c, CALL, kwdsl);
}
else {
ADDOP_I(c, PRECALL, argsl);
ADDOP_I(c, CALL, 0);
}
ADDOP_I(c, PRECALL, argsl + kwdsl);
ADDOP_I(c, CALL, argsl + kwdsl);
c->u->u_lineno = old_lineno;
return 1;
}
@ -4758,7 +4754,7 @@ compiler_joined_str(struct compiler *c, expr_ty e)
ADDOP_I(c, LIST_APPEND, 1);
}
ADDOP_I(c, PRECALL, 1);
ADDOP_I(c, CALL, 0);
ADDOP_I(c, CALL, 1);
}
else {
VISIT_SEQ(c, expr, e->v.JoinedStr.values);
@ -4927,18 +4923,13 @@ compiler_call_helper(struct compiler *c,
}
if (nkwelts) {
VISIT_SEQ(c, keyword, keywords);
ADDOP_I(c, PRECALL, n + nelts + nkwelts);
if (!compiler_call_simple_kw_helper(c, keywords, nkwelts)) {
return 0;
};
ADDOP_I(c, CALL, nkwelts);
return 1;
}
else {
ADDOP_I(c, PRECALL, n + nelts);
ADDOP_I(c, CALL, 0);
return 1;
}
ADDOP_I(c, PRECALL, n + nelts + nkwelts);
ADDOP_I(c, CALL, n + nelts + nkwelts);
return 1;
ex_call: