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gh-134584: JIT: Remove redundant refcounting for UNARY_{INVERT|NEGATIVE} (GH-143704)

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Ken Jin 2026-01-12 04:42:55 +08:00 • committed by GitHub
parent 9d13ca97c1
commit 548526bbbe
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10 changed files with 976 additions and 899 deletions
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30
Python/executor_cases.c.h generated
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@ -2631,11 +2631,12 @@
break;
}
case _UNARY_NEGATIVE_r11: {
case _UNARY_NEGATIVE_r12: {
CHECK_CURRENT_CACHED_VALUES(1);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef value;
_PyStackRef res;
_PyStackRef v;
_PyStackRef _stack_item_0 = _tos_cache0;
value = _stack_item_0;
stack_pointer[0] = value;
@ -2644,20 +2645,18 @@
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = PyNumber_Negative(PyStackRef_AsPyObjectBorrow(value));
stack_pointer = _PyFrame_GetStackPointer(frame);
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyStackRef_CLOSE(value);
stack_pointer = _PyFrame_GetStackPointer(frame);
if (res_o == NULL) {
SET_CURRENT_CACHED_VALUES(0);
JUMP_TO_ERROR();
}
res = PyStackRef_FromPyObjectSteal(res_o);
v = value;
_tos_cache1 = v;
_tos_cache0 = res;
_tos_cache1 = PyStackRef_ZERO_BITS;
_tos_cache2 = PyStackRef_ZERO_BITS;
SET_CURRENT_CACHED_VALUES(1);
SET_CURRENT_CACHED_VALUES(2);
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}
@ -3667,11 +3666,12 @@
break;
}
case _UNARY_INVERT_r11: {
case _UNARY_INVERT_r12: {
CHECK_CURRENT_CACHED_VALUES(1);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef value;
_PyStackRef res;
_PyStackRef v;
_PyStackRef _stack_item_0 = _tos_cache0;
value = _stack_item_0;
stack_pointer[0] = value;
@ -3680,20 +3680,18 @@
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = PyNumber_Invert(PyStackRef_AsPyObjectBorrow(value));
stack_pointer = _PyFrame_GetStackPointer(frame);
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyStackRef_CLOSE(value);
stack_pointer = _PyFrame_GetStackPointer(frame);
if (res_o == NULL) {
SET_CURRENT_CACHED_VALUES(0);
JUMP_TO_ERROR();
}
res = PyStackRef_FromPyObjectSteal(res_o);
v = value;
_tos_cache1 = v;
_tos_cache0 = res;
_tos_cache1 = PyStackRef_ZERO_BITS;
_tos_cache2 = PyStackRef_ZERO_BITS;
SET_CURRENT_CACHED_VALUES(1);
SET_CURRENT_CACHED_VALUES(2);
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}