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GH-112354: _GUARD_IS_TRUE_POP side-exits to target the next instruction, not themselves. (GH-114078)

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This commit is contained in:
Mark Shannon
2024-01-15 11:41:06 +00:00
committed by GitHub
parent 2010d45327
commit ac10947ba7
8 changed files with 40 additions and 26 deletions
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15
Python/executor_cases.c.h generated
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@@ -3318,35 +3318,38 @@
case _GUARD_IS_TRUE_POP: {
PyObject *flag;
flag = stack_pointer[-1];
if (Py_IsFalse(flag)) goto deoptimize;
assert(Py_IsTrue(flag));
stack_pointer += -1;
if (!Py_IsTrue(flag)) goto deoptimize;
assert(Py_IsTrue(flag));
break;
}
case _GUARD_IS_FALSE_POP: {
PyObject *flag;
flag = stack_pointer[-1];
if (Py_IsTrue(flag)) goto deoptimize;
assert(Py_IsFalse(flag));
stack_pointer += -1;
if (!Py_IsFalse(flag)) goto deoptimize;
assert(Py_IsFalse(flag));
break;
}
case _GUARD_IS_NONE_POP: {
PyObject *val;
val = stack_pointer[-1];
if (!Py_IsNone(val)) goto deoptimize;
stack_pointer += -1;
if (!Py_IsNone(val)) {
Py_DECREF(val);
if (1) goto deoptimize;
}
break;
}
case _GUARD_IS_NOT_NONE_POP: {
PyObject *val;
val = stack_pointer[-1];
stack_pointer += -1;
if (Py_IsNone(val)) goto deoptimize;
Py_DECREF(val);
stack_pointer += -1;
break;
}