🐛 fix: treat as guard miss when strict_guard is off and guard_tree misses cache_index

Author: zrr1999

python/paddle/jit/sot/opcode_translator/executor/executor_cache.py

@@ -152,9 +152,20 @@ def lookup(
         if enable_strict_guard or enable_guard_tree:
             cache_index = guard_tree.lookup(frame)
 
-        if not enable_strict_guard and cache_index is not None:
-            # TODO(zrr1999): add a mapping between custom_code and cache_index
-            return guarded_fns[cache_index][0]
+        if not enable_strict_guard:
+            if cache_index is not None:
+                # TODO(zrr1999): add a mapping between custom_code and cache_index
+                return guarded_fns[cache_index][0]
+            else:
+                log(2, "[Cache]: all guards missed (guard tree mode)\n")
+                new_custom_code, guard_fn, guard_chain = self.translate(
+                    frame, **kwargs
+                )
+                if guard_fn is not None:
+                    assert guard_chain is not None
+                    guarded_fns.append((new_custom_code, guard_fn))
+                    guard_tree.add_guard_chain(guard_chain)
+                return new_custom_code
 
         for index, (custom_code, guard_fn) in enumerate(guarded_fns):
             if enable_strict_guard:

test/sot/test_instruction_translator_cache.py

@@ -90,6 +90,8 @@ def __init__(self, recompile):
         self.func = lambda frame: recompile
         self.mirror_guard = self.func
         self.expr = f"lambda frame: {recompile}"
+        self.inlined_expr = f"lambda frame: {recompile}"
+        self.__globals__ = {}
 
     def __call__(self, *args, **kwargs):
         return self.func(*args, **kwargs)