Cases generator: Remove type_prop and passthrough (#117614)

3 files changed, 22 insertions, 33 deletions

diff --git a/Include/internal/pycore_uop_metadata.h b/Include/internal/pycore_uop_metadata.h
index 111824a..e5a9942 100644
--- a/Include/internal/pycore_uop_metadata.h
+++ b/Include/internal/pycore_uop_metadata.h
@@ -51,22 +51,22 @@ const uint16_t _PyUop_Flags[MAX_UOP_ID+1] = {
     [_UNARY_NEGATIVE] = HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
     [_UNARY_NOT] = HAS_PURE_FLAG,
     [_TO_BOOL] = HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
-    [_TO_BOOL_BOOL] = HAS_EXIT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_TO_BOOL_BOOL] = HAS_EXIT_FLAG,
     [_TO_BOOL_INT] = HAS_EXIT_FLAG,
     [_TO_BOOL_LIST] = HAS_EXIT_FLAG,
     [_TO_BOOL_NONE] = HAS_EXIT_FLAG,
     [_TO_BOOL_STR] = HAS_EXIT_FLAG,
     [_REPLACE_WITH_TRUE] = 0,
     [_UNARY_INVERT] = HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
-    [_GUARD_BOTH_INT] = HAS_EXIT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_GUARD_BOTH_INT] = HAS_EXIT_FLAG,
     [_BINARY_OP_MULTIPLY_INT] = HAS_ERROR_FLAG | HAS_PURE_FLAG,
     [_BINARY_OP_ADD_INT] = HAS_ERROR_FLAG | HAS_PURE_FLAG,
     [_BINARY_OP_SUBTRACT_INT] = HAS_ERROR_FLAG | HAS_PURE_FLAG,
-    [_GUARD_BOTH_FLOAT] = HAS_EXIT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_GUARD_BOTH_FLOAT] = HAS_EXIT_FLAG,
     [_BINARY_OP_MULTIPLY_FLOAT] = HAS_PURE_FLAG,
     [_BINARY_OP_ADD_FLOAT] = HAS_PURE_FLAG,
     [_BINARY_OP_SUBTRACT_FLOAT] = HAS_PURE_FLAG,
-    [_GUARD_BOTH_UNICODE] = HAS_EXIT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_GUARD_BOTH_UNICODE] = HAS_EXIT_FLAG,
     [_BINARY_OP_ADD_UNICODE] = HAS_ERROR_FLAG | HAS_PURE_FLAG,
     [_BINARY_SUBSCR] = HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
     [_BINARY_SLICE] = HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
@@ -129,23 +129,23 @@ const uint16_t _PyUop_Flags[MAX_UOP_ID+1] = {
     [_LOAD_SUPER_ATTR_ATTR] = HAS_ARG_FLAG | HAS_NAME_FLAG | HAS_DEOPT_FLAG | HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
     [_LOAD_SUPER_ATTR_METHOD] = HAS_ARG_FLAG | HAS_NAME_FLAG | HAS_DEOPT_FLAG | HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
     [_LOAD_ATTR] = HAS_ARG_FLAG | HAS_NAME_FLAG | HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
-    [_GUARD_TYPE_VERSION] = HAS_EXIT_FLAG | HAS_PASSTHROUGH_FLAG,
-    [_CHECK_MANAGED_OBJECT_HAS_VALUES] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_GUARD_TYPE_VERSION] = HAS_EXIT_FLAG,
+    [_CHECK_MANAGED_OBJECT_HAS_VALUES] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_INSTANCE_VALUE_0] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_INSTANCE_VALUE_1] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_INSTANCE_VALUE] = HAS_ARG_FLAG | HAS_DEOPT_FLAG | HAS_OPARG_AND_1_FLAG,
-    [_CHECK_ATTR_MODULE] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_CHECK_ATTR_MODULE] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_MODULE] = HAS_ARG_FLAG | HAS_DEOPT_FLAG,
-    [_CHECK_ATTR_WITH_HINT] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_CHECK_ATTR_WITH_HINT] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_WITH_HINT] = HAS_ARG_FLAG | HAS_NAME_FLAG | HAS_DEOPT_FLAG,
     [_LOAD_ATTR_SLOT_0] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_SLOT_1] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_SLOT] = HAS_ARG_FLAG | HAS_DEOPT_FLAG | HAS_OPARG_AND_1_FLAG,
-    [_CHECK_ATTR_CLASS] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_CHECK_ATTR_CLASS] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_CLASS_0] = 0,
     [_LOAD_ATTR_CLASS_1] = 0,
     [_LOAD_ATTR_CLASS] = HAS_ARG_FLAG | HAS_OPARG_AND_1_FLAG,
-    [_GUARD_DORV_NO_DICT] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_GUARD_DORV_NO_DICT] = HAS_DEOPT_FLAG,
     [_STORE_ATTR_INSTANCE_VALUE] = 0,
     [_STORE_ATTR_SLOT] = HAS_ESCAPES_FLAG,
     [_COMPARE_OP] = HAS_ARG_FLAG | HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
@@ -167,31 +167,31 @@ const uint16_t _PyUop_Flags[MAX_UOP_ID+1] = {
     [_GET_ITER] = HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
     [_GET_YIELD_FROM_ITER] = HAS_ERROR_FLAG | HAS_ERROR_NO_POP_FLAG | HAS_ESCAPES_FLAG,
     [_FOR_ITER_TIER_TWO] = HAS_DEOPT_FLAG | HAS_ERROR_FLAG | HAS_ERROR_NO_POP_FLAG | HAS_ESCAPES_FLAG,
-    [_ITER_CHECK_LIST] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
-    [_GUARD_NOT_EXHAUSTED_LIST] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_ITER_CHECK_LIST] = HAS_DEOPT_FLAG,
+    [_GUARD_NOT_EXHAUSTED_LIST] = HAS_DEOPT_FLAG,
     [_ITER_NEXT_LIST] = 0,
-    [_ITER_CHECK_TUPLE] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
-    [_GUARD_NOT_EXHAUSTED_TUPLE] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_ITER_CHECK_TUPLE] = HAS_DEOPT_FLAG,
+    [_GUARD_NOT_EXHAUSTED_TUPLE] = HAS_DEOPT_FLAG,
     [_ITER_NEXT_TUPLE] = 0,
-    [_ITER_CHECK_RANGE] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
-    [_GUARD_NOT_EXHAUSTED_RANGE] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_ITER_CHECK_RANGE] = HAS_DEOPT_FLAG,
+    [_GUARD_NOT_EXHAUSTED_RANGE] = HAS_DEOPT_FLAG,
     [_ITER_NEXT_RANGE] = HAS_ERROR_FLAG,
     [_WITH_EXCEPT_START] = HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
     [_PUSH_EXC_INFO] = 0,
-    [_GUARD_DORV_VALUES_INST_ATTR_FROM_DICT] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
-    [_GUARD_KEYS_VERSION] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_GUARD_DORV_VALUES_INST_ATTR_FROM_DICT] = HAS_DEOPT_FLAG,
+    [_GUARD_KEYS_VERSION] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_METHOD_WITH_VALUES] = HAS_ARG_FLAG,
     [_LOAD_ATTR_METHOD_NO_DICT] = HAS_ARG_FLAG,
     [_LOAD_ATTR_NONDESCRIPTOR_WITH_VALUES] = HAS_ARG_FLAG,
     [_LOAD_ATTR_NONDESCRIPTOR_NO_DICT] = HAS_ARG_FLAG,
-    [_CHECK_ATTR_METHOD_LAZY_DICT] = HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_CHECK_ATTR_METHOD_LAZY_DICT] = HAS_DEOPT_FLAG,
     [_LOAD_ATTR_METHOD_LAZY_DICT] = HAS_ARG_FLAG,
     [_CHECK_PERIODIC] = HAS_EVAL_BREAK_FLAG,
-    [_CHECK_CALL_BOUND_METHOD_EXACT_ARGS] = HAS_ARG_FLAG | HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_CHECK_CALL_BOUND_METHOD_EXACT_ARGS] = HAS_ARG_FLAG | HAS_DEOPT_FLAG,
     [_INIT_CALL_BOUND_METHOD_EXACT_ARGS] = HAS_ARG_FLAG,
     [_CHECK_PEP_523] = HAS_DEOPT_FLAG,
-    [_CHECK_FUNCTION_EXACT_ARGS] = HAS_ARG_FLAG | HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
-    [_CHECK_STACK_SPACE] = HAS_ARG_FLAG | HAS_DEOPT_FLAG | HAS_PASSTHROUGH_FLAG,
+    [_CHECK_FUNCTION_EXACT_ARGS] = HAS_ARG_FLAG | HAS_DEOPT_FLAG,
+    [_CHECK_STACK_SPACE] = HAS_ARG_FLAG | HAS_DEOPT_FLAG,
     [_INIT_CALL_PY_EXACT_ARGS_0] = HAS_ESCAPES_FLAG | HAS_PURE_FLAG,
     [_INIT_CALL_PY_EXACT_ARGS_1] = HAS_ESCAPES_FLAG | HAS_PURE_FLAG,
     [_INIT_CALL_PY_EXACT_ARGS_2] = HAS_ESCAPES_FLAG | HAS_PURE_FLAG,
diff --git a/Tools/cases_generator/analyzer.py b/Tools/cases_generator/analyzer.py
index 4261378..e38ab3c 100644
--- a/Tools/cases_generator/analyzer.py
+++ b/Tools/cases_generator/analyzer.py
@@ -24,7 +24,6 @@ class Properties:
     has_free: bool
     side_exit: bool
     pure: bool
-    passthrough: bool
     tier: int | None = None
     oparg_and_1: bool = False
     const_oparg: int = -1
@@ -54,7 +53,6 @@ class Properties:
             has_free=any(p.has_free for p in properties),
             side_exit=any(p.side_exit for p in properties),
             pure=all(p.pure for p in properties),
-            passthrough=all(p.passthrough for p in properties),
         )
 
     @property
@@ -81,7 +79,6 @@ SKIP_PROPERTIES = Properties(
     has_free=False,
     side_exit=False,
     pure=False,
-    passthrough=False,
 )
 
 
@@ -106,9 +103,6 @@ class StackItem:
     condition: str | None
     size: str
     peek: bool = False
-    type_prop: None | tuple[str, None | str] = field(
-        default_factory=lambda: None, init=True, compare=False, hash=False
-    )
 
     def __str__(self) -> str:
         cond = f" if ({self.condition})" if self.condition else ""
@@ -536,8 +530,6 @@ def compute_properties(op: parser.InstDef) -> Properties:
         )
     error_with_pop = has_error_with_pop(op)
     error_without_pop = has_error_without_pop(op)
-    infallible = not error_with_pop and not error_without_pop
-    passthrough = stack_effect_only_peeks(op) and infallible
     return Properties(
         escapes=makes_escaping_api_call(op),
         error_with_pop=error_with_pop,
@@ -557,7 +549,6 @@ def compute_properties(op: parser.InstDef) -> Properties:
         and not has_free,
         has_free=has_free,
         pure="pure" in op.annotations,
-        passthrough=passthrough,
         tier=tier_variable(op),
     )
 
diff --git a/Tools/cases_generator/generators_common.py b/Tools/cases_generator/generators_common.py
index 0addcf0..cc9eb8a 100644
--- a/Tools/cases_generator/generators_common.py
+++ b/Tools/cases_generator/generators_common.py
@@ -234,8 +234,6 @@ def cflags(p: Properties) -> str:
         flags.append("HAS_ESCAPES_FLAG")
     if p.pure:
         flags.append("HAS_PURE_FLAG")
-    if p.passthrough:
-        flags.append("HAS_PASSTHROUGH_FLAG")
     if p.oparg_and_1:
         flags.append("HAS_OPARG_AND_1_FLAG")
     if flags: