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GH-131798: Split up and optimize CALL_STR_1 in the JIT (GH-132849)

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Tomas R. 2025-04-24 21:54:46 +02:00 • committed by GitHub
parent c7a7aa9a57
commit 0a387b311e
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10 changed files with 276 additions and 161 deletions
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22
Python/generated_cases.c.h generated
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@ -4148,34 +4148,42 @@
next_instr += 4;
INSTRUCTION_STATS(CALL_STR_1);
static_assert(INLINE_CACHE_ENTRIES_CALL == 3, "incorrect cache size");
_PyStackRef callable;
_PyStackRef null;
_PyStackRef callable;
_PyStackRef arg;
_PyStackRef res;
/* Skip 1 cache entry */
/* Skip 2 cache entries */
// _CALL_STR_1
// _GUARD_NOS_NULL
{
arg = stack_pointer[-1];
null = stack_pointer[-2];
callable = stack_pointer[-3];
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg);
assert(oparg == 1);
if (!PyStackRef_IsNull(null)) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
}
// _GUARD_CALLABLE_STR_1
{
callable = stack_pointer[-3];
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
if (callable_o != (PyObject *)&PyUnicode_Type) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
}
// _CALL_STR_1
{
arg = stack_pointer[-1];
PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg);
assert(oparg == 1);
STAT_INC(CALL, hit);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = PyObject_Str(arg_o);
stack_pointer = _PyFrame_GetStackPointer(frame);
(void)callable;
(void)null;
stack_pointer += -3;
assert(WITHIN_STACK_BOUNDS());
_PyFrame_SetStackPointer(frame, stack_pointer);