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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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70
Python/generated_cases.c.h generated
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@ -11860,22 +11860,27 @@
INSTRUCTION_STATS(UNARY_INVERT);
_PyStackRef value;
_PyStackRef res;
value = stack_pointer[-1];
_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) {
JUMP_TO_LABEL(error);
_PyStackRef v;
// _UNARY_INVERT
{
value = stack_pointer[-1];
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = PyNumber_Invert(PyStackRef_AsPyObjectBorrow(value));
stack_pointer = _PyFrame_GetStackPointer(frame);
if (res_o == NULL) {
JUMP_TO_LABEL(error);
}
res = PyStackRef_FromPyObjectSteal(res_o);
v = value;
}
// _POP_TOP
{
value = v;
stack_pointer[-1] = res;
_PyFrame_SetStackPointer(frame, stack_pointer);
PyStackRef_XCLOSE(value);
stack_pointer = _PyFrame_GetStackPointer(frame);
}
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[0] = res;
stack_pointer += 1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
@ -11889,22 +11894,27 @@
INSTRUCTION_STATS(UNARY_NEGATIVE);
_PyStackRef value;
_PyStackRef res;
value = stack_pointer[-1];
_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) {
JUMP_TO_LABEL(error);
_PyStackRef v;
// _UNARY_NEGATIVE
{
value = stack_pointer[-1];
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = PyNumber_Negative(PyStackRef_AsPyObjectBorrow(value));
stack_pointer = _PyFrame_GetStackPointer(frame);
if (res_o == NULL) {
JUMP_TO_LABEL(error);
}
res = PyStackRef_FromPyObjectSteal(res_o);
v = value;
}
// _POP_TOP
{
value = v;
stack_pointer[-1] = res;
_PyFrame_SetStackPointer(frame, stack_pointer);
PyStackRef_XCLOSE(value);
stack_pointer = _PyFrame_GetStackPointer(frame);
}
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[0] = res;
stack_pointer += 1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}