gh-116381: Specialize CONTAINS_OP (GH-116385)

* Specialize CONTAINS_OP

* 📜🤖 Added by blurb_it.

* Add PyAPI_FUNC for JIT

---------

Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>

Author: Fidget-Spinner

Diff for: Include/internal/pycore_code.h

@@ -121,6 +121,12 @@ typedef struct {
 
 #define INLINE_CACHE_ENTRIES_TO_BOOL CACHE_ENTRIES(_PyToBoolCache)
 
+typedef struct {
+    uint16_t counter;
+} _PyContainsOpCache;
+
+#define INLINE_CACHE_ENTRIES_CONTAINS_OP CACHE_ENTRIES(_PyContainsOpCache)
+
 // Borrowed references to common callables:
 struct callable_cache {
     PyObject *isinstance;
@@ -277,6 +283,7 @@ extern void _Py_Specialize_UnpackSequence(PyObject *seq, _Py_CODEUNIT *instr,
 extern void _Py_Specialize_ForIter(PyObject *iter, _Py_CODEUNIT *instr, int oparg);
 extern void _Py_Specialize_Send(PyObject *receiver, _Py_CODEUNIT *instr);
 extern void _Py_Specialize_ToBool(PyObject *value, _Py_CODEUNIT *instr);
+extern void _Py_Specialize_ContainsOp(PyObject *value, _Py_CODEUNIT *instr);
 
 /* Finalizer function for static codeobjects used in deepfreeze.py */
 extern void _PyStaticCode_Fini(PyCodeObject *co);

Diff for: Include/internal/pycore_list.h

@@ -56,6 +56,8 @@ typedef struct {
 
 PyAPI_FUNC(PyObject *)_PyList_FromArraySteal(PyObject *const *src, Py_ssize_t n);
 
+PyAPI_FUNC(int) _PyList_Contains(PyObject *aa, PyObject *el);
+
 #ifdef __cplusplus
 }
 #endif

Diff for: Include/internal/pycore_opcode_metadata.h

@@ -21,6 +21,8 @@ PyAPI_FUNC(int) _PySet_Update(PyObject *set, PyObject *iterable);
 // Export for the gdb plugin's (python-gdb.py) benefit
 PyAPI_DATA(PyObject *) _PySet_Dummy;
 
+PyAPI_FUNC(int) _PySet_Contains(PySetObject *so, PyObject *key);
+
 #ifdef __cplusplus
 }
 #endif

Diff for: Include/internal/pycore_setobject.h

@@ -29,6 +29,8 @@ typedef struct {
     PyTupleObject *it_seq; /* Set to NULL when iterator is exhausted */
 } _PyTupleIterObject;
 
+PyAPI_FUNC(int) _PyTuple_Contains(PyTupleObject *a, PyObject *el);
+
 #ifdef __cplusplus
 }
 #endif