Fix

Author: Fidget-Spinner

Python/ceval.c

@@ -865,11 +865,11 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
     const _PyUOpInstruction *next_uop = NULL;
 #endif
 
+    goto start_frame;
+
 #ifdef Py_TAIL_CALL_INTERP
-    return _TAIL_CALL_start_frame(frame, NULL, tstate, NULL, 0, 0);
 #   include "generated_tail_call_labels.c.h"
 #else
-    goto start_frame;
 #   include "generated_cases.c.h"
 #endif
 

Python/generated_tail_call_labels.c.h

@@ -15,7 +15,6 @@
     Flush,
     analysis_error,
     StackItem,
-    Label,
 )
 from generators_common import (
     DEFAULT_INPUT,
@@ -224,15 +223,15 @@ def generate_tier1(
 """)
     out = CWriter(outfile, 2, lines)
     emitter = Emitter(out)
-    generate_tier1_labels(analysis.labels, emitter)
+    generate_tier1_labels(analysis, emitter)
     outfile.write(f"{LABEL_END_MARKER}\n")
     outfile.write(FOOTER)
 
 def generate_tier1_labels(
-    labels: dict[str, Label], emitter: Emitter
+    analysis: Analysis, emitter: Emitter
 ) -> None:
     emitter.emit("\n")
-    for name, label in labels.items():
+    for name, label in analysis.labels.items():
         emitter.emit(f"{name}:\n")
         emitter.emit_label(label)
         emitter.emit("\n")

Tools/cases_generator/tier1_generator.py

@@ -147,7 +147,8 @@ def dispatch(
         # Replace DISPATCH with _TAIL_CALL_entry(...)
         next(tkn_iter)
         next(tkn_iter)
-        self.emit("_TAIL_CALL_entry(frame, stack_pointer, tstate, next_instr, 0, 0);\n")
+        next(tkn_iter)
+        self.emit("return _TAIL_CALL_entry(frame, stack_pointer, tstate, next_instr, 0, 0);\n")
         return True
 
 
@@ -194,7 +195,7 @@ def generate_tier1(
     labels_outfile.write(PRELUDE)
     out = CWriter(labels_outfile, 2, lines)
     emitter = TailCallCevalLabelsEmitter(out)
-    generate_tier1_labels({label: analysis.labels[label] for label in NEEDED_LABELS}, emitter)
+    generate_tier1_labels(analysis, emitter)
     labels_outfile.write(FOOTER)
     write_header(__file__, filenames, outfile)
     outfile.write(PRELUDE)