pythonGH-116090: Fire RAISE events from _FOR_ITER_TIER_TWO (pythonGH-…

…122413)
brandtbucher · Jul 29, 2024 · 15d4cd0 · 15d4cd0
1 parent 68840e9
commit 15d4cd0
Show file tree

Hide file tree

Showing 6 changed files with 14 additions and 12 deletions.
diff --git a/Include/internal/pycore_ceval.h b/Include/internal/pycore_ceval.h
@@ -263,6 +263,7 @@ PyAPI_FUNC(PyObject *) _PyEval_ImportFrom(PyThreadState *, PyObject *, PyObject
 PyAPI_FUNC(PyObject *) _PyEval_ImportName(PyThreadState *, _PyInterpreterFrame *, PyObject *, PyObject *, PyObject *);
 PyAPI_FUNC(PyObject *)_PyEval_MatchClass(PyThreadState *tstate, PyObject *subject, PyObject *type, Py_ssize_t nargs, PyObject *kwargs);
 PyAPI_FUNC(PyObject *)_PyEval_MatchKeys(PyThreadState *tstate, PyObject *map, PyObject *keys);
+PyAPI_FUNC(void) _PyEval_MonitorRaise(PyThreadState *tstate, _PyInterpreterFrame *frame, _Py_CODEUNIT *instr);
 PyAPI_FUNC(int) _PyEval_UnpackIterableStackRef(PyThreadState *tstate, _PyStackRef v, int argcnt, int argcntafter, _PyStackRef *sp);
 PyAPI_FUNC(void) _PyEval_FrameClearAndPop(PyThreadState *tstate, _PyInterpreterFrame *frame);
 PyAPI_FUNC(PyObject **) _PyObjectArray_FromStackRefArray(_PyStackRef *input, Py_ssize_t nargs, PyObject **scratch);

diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2024-07-29-10-55-46.gh-issue-116090.p1MhU0.rst b/Misc/NEWS.d/next/Core_and_Builtins/2024-07-29-10-55-46.gh-issue-116090.p1MhU0.rst
@@ -0,0 +1,2 @@
+Fix an issue in JIT builds that prevented some :keyword:`for` loops from
+correctly firing :monitoring-event:`RAISE` monitoring events.
diff --git a/Python/bytecodes.c b/Python/bytecodes.c
@@ -1124,7 +1124,7 @@ dummy_func(
             if (retval_o == NULL) {
                 if (_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)
                 ) {
-                    monitor_raise(tstate, frame, this_instr);
+                    _PyEval_MonitorRaise(tstate, frame, this_instr);
                 }
                 if (_PyGen_FetchStopIterationValue(&retval_o) == 0) {
                     assert(retval_o != NULL);
@@ -2824,7 +2824,7 @@ dummy_func(
                     if (!_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) {
                         ERROR_NO_POP();
                     }
-                    monitor_raise(tstate, frame, this_instr);
+                    _PyEval_MonitorRaise(tstate, frame, this_instr);
                     _PyErr_Clear(tstate);
                 }
                 /* iterator ended normally */
@@ -2849,6 +2849,7 @@ dummy_func(
                     if (!_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) {
                         ERROR_NO_POP();
                     }
+                    _PyEval_MonitorRaise(tstate, frame, frame->instr_ptr);
                     _PyErr_Clear(tstate);
                 }
                 /* iterator ended normally */
@@ -2875,7 +2876,7 @@ dummy_func(
                     if (!_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) {
                         ERROR_NO_POP();
                     }
-                    monitor_raise(tstate, frame, this_instr);
+                    _PyEval_MonitorRaise(tstate, frame, this_instr);
                     _PyErr_Clear(tstate);
                 }
                 /* iterator ended normally */

diff --git a/Python/ceval.c b/Python/ceval.c
@@ -225,9 +225,6 @@ maybe_lltrace_resume_frame(_PyInterpreterFrame *frame, _PyInterpreterFrame *skip
 
 #endif
 
-static void monitor_raise(PyThreadState *tstate,
-                 _PyInterpreterFrame *frame,
-                 _Py_CODEUNIT *instr);
 static void monitor_reraise(PyThreadState *tstate,
                  _PyInterpreterFrame *frame,
                  _Py_CODEUNIT *instr);
@@ -884,7 +881,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
                 PyTraceBack_Here(f);
             }
         }
-        monitor_raise(tstate, frame, next_instr-1);
+        _PyEval_MonitorRaise(tstate, frame, next_instr-1);
 exception_unwind:
         {
             /* We can't use frame->instr_ptr here, as RERAISE may have set it */
@@ -2200,8 +2197,8 @@ no_tools_for_local_event(PyThreadState *tstate, _PyInterpreterFrame *frame, int
     }
 }
 
-static void
-monitor_raise(PyThreadState *tstate, _PyInterpreterFrame *frame,
+void
+_PyEval_MonitorRaise(PyThreadState *tstate, _PyInterpreterFrame *frame,
               _Py_CODEUNIT *instr)
 {
     if (no_tools_for_global_event(tstate, PY_MONITORING_EVENT_RAISE)) {

diff --git a/Python/executor_cases.c.h b/Python/executor_cases.c.h
diff --git a/Python/generated_cases.c.h b/Python/generated_cases.c.h