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gh-148378: Allow multiple consecutive recording ops per macro op (GH-148496)

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Hai Zhu 2026-04-14 19:26:53 +08:00 • committed by GitHub
parent 21da9d7164
commit 5ce0fe8b6c
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9 changed files with 318 additions and 82 deletions
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14
Python/bytecodes.c
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@ -6349,7 +6349,10 @@ dummy_func(
ERROR_IF(err < 0);
DISPATCH();
}
Py_CLEAR(tracer->prev_state.recorded_value);
for (int i = 0; i < tracer->prev_state.recorded_count; i++) {
Py_CLEAR(tracer->prev_state.recorded_values[i]);
}
tracer->prev_state.recorded_count = 0;
tracer->prev_state.instr = next_instr;
PyObject *prev_code = PyStackRef_AsPyObjectBorrow(frame->f_executable);
if (tracer->prev_state.instr_code != (PyCodeObject *)prev_code) {
@ -6363,11 +6366,12 @@ dummy_func(
(&next_instr[1])->counter = trigger_backoff_counter();
}
uint8_t record_func_index = _PyOpcode_RecordFunctionIndices[opcode];
if (record_func_index) {
_Py_RecordFuncPtr doesnt_escape = _PyOpcode_RecordFunctions[record_func_index];
doesnt_escape(frame, stack_pointer, oparg, &tracer->prev_state.recorded_value);
const _PyOpcodeRecordEntry *record_entry = &_PyOpcode_RecordEntries[opcode];
for (int i = 0; i < record_entry->count; i++) {
_Py_RecordFuncPtr doesnt_escape = _PyOpcode_RecordFunctions[record_entry->indices[i]];
doesnt_escape(frame, stack_pointer, oparg, &tracer->prev_state.recorded_values[i]);
}
tracer->prev_state.recorded_count = record_entry->count;
DISPATCH_GOTO_NON_TRACING();
#else
(void)prev_instr;