From 42d03f393313d8a228a45dad1d0897ea99f5ec89 Mon Sep 17 00:00:00 2001
From: Diego Russo <diego.russo@arm.com>
Date: Mon, 19 May 2025 15:48:55 -0400
Subject: GH-131798: Split CALL_LIST_APPEND into several uops (GH-134240)
---
Python/optimizer_bytecodes.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
(limited to 'Python/optimizer_bytecodes.c')
diff --git a/Python/optimizer_bytecodes.c b/Python/optimizer_bytecodes.c
index ad25c68e62a..708b436f6e4 100644
--- a/Python/optimizer_bytecodes.c
+++ b/Python/optimizer_bytecodes.c
@@ -1087,6 +1087,13 @@ dummy_func(void) {
sym_set_null(null);
}
+ op(_GUARD_NOS_NOT_NULL, (nos, unused -- nos, unused)) {
+ if (sym_is_not_null(nos)) {
+ REPLACE_OP(this_instr, _NOP, 0, 0);
+ }
+ sym_set_non_null(nos);
+ }
+
op(_GUARD_THIRD_NULL, (null, unused, unused -- null, unused, unused)) {
if (sym_is_null(null)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
@@ -1135,6 +1142,14 @@ dummy_func(void) {
sym_set_const(callable, isinstance);
}
+ op(_GUARD_CALLABLE_LIST_APPEND, (callable, unused, unused -- callable, unused, unused)) {
+ PyObject *list_append = _PyInterpreterState_GET()->callable_cache.list_append;
+ if (sym_get_const(ctx, callable) == list_append) {
+ REPLACE_OP(this_instr, _NOP, 0, 0);
+ }
+ sym_set_const(callable, list_append);
+ }
+
// END BYTECODES //
}
--
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