Remove 'split' annotation

Author: markshannon

Python/bytecodes.c

@@ -2237,7 +2237,7 @@ dummy_func(
             DEOPT_IF(!FT_ATOMIC_LOAD_UINT8(_PyObject_InlineValues(owner_o)->valid));
         }
 
-        split op(_LOAD_ATTR_INSTANCE_VALUE, (offset/1, owner -- attr)) {
+        op(_LOAD_ATTR_INSTANCE_VALUE, (offset/1, owner -- attr)) {
             assert((oparg & 1) == 0);
             PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
             PyObject **value_ptr = (PyObject**)(((char *)owner_o) + offset);
@@ -2354,7 +2354,7 @@ dummy_func(
             _LOAD_ATTR_WITH_HINT +
             unused/5;
 
-        split op(_LOAD_ATTR_SLOT, (index/1, owner -- attr)) {
+        op(_LOAD_ATTR_SLOT, (index/1, owner -- attr)) {
             assert((oparg & 1) == 0);
             PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
 
@@ -2385,7 +2385,7 @@ dummy_func(
             EXIT_IF(FT_ATOMIC_LOAD_UINT_RELAXED(((PyTypeObject *)owner_o)->tp_version_tag) != type_version);
         }
 
-        split op(_LOAD_ATTR_CLASS, (descr/4, owner -- attr)) {
+        op(_LOAD_ATTR_CLASS, (descr/4, owner -- attr)) {
             assert((oparg & 1) == 0);
             STAT_INC(LOAD_ATTR, hit);
             assert(descr != NULL);
@@ -3365,7 +3365,7 @@ dummy_func(
             DEOPT_IF(FT_ATOMIC_LOAD_UINT32_RELAXED(keys->dk_version) != keys_version);
         }
 
-        split op(_LOAD_METHOD_WITH_VALUES, (descr/4, owner -- attr, self)) {
+        op(_LOAD_METHOD_WITH_VALUES, (descr/4, owner -- attr, self)) {
             assert(oparg & 1);
             /* Cached method object */
             STAT_INC(LOAD_ATTR, hit);

Tools/cases_generator/lexer.py

@@ -222,7 +222,6 @@ def choice(*opts: str) -> str:
     "register",
     "replaced",
     "pure",
-    "split",
     "replicate",
     "tier1",
     "tier2",