GH-115802: JIT "small" code for Windows (GH-115964)

Include/cpython/optimizer.h

@@ -92,9 +92,6 @@ PyAPI_FUNC(_PyOptimizerObject *) PyUnstable_GetOptimizer(void);
 
 PyAPI_FUNC(_PyExecutorObject *) PyUnstable_GetExecutor(PyCodeObject *code, int offset);
 
-int
-_PyOptimizer_Optimize(struct _PyInterpreterFrame *frame, _Py_CODEUNIT *start, PyObject **stack_pointer, _PyExecutorObject **exec_ptr);
-
 void _Py_ExecutorInit(_PyExecutorObject *, const _PyBloomFilter *);
 void _Py_ExecutorClear(_PyExecutorObject *);
 void _Py_BloomFilter_Init(_PyBloomFilter *);

Include/internal/pycore_ceval.h

@@ -181,22 +181,26 @@ extern PyObject* _Py_MakeCoro(PyFunctionObject *func);
 
 /* Handle signals, pending calls, GIL drop request
    and asynchronous exception */
-extern int _Py_HandlePending(PyThreadState *tstate);
+PyAPI_FUNC(int) _Py_HandlePending(PyThreadState *tstate);
 
 extern PyObject * _PyEval_GetFrameLocals(void);
 
-extern const binaryfunc _PyEval_BinaryOps[];
-int _PyEval_CheckExceptStarTypeValid(PyThreadState *tstate, PyObject* right);
-int _PyEval_CheckExceptTypeValid(PyThreadState *tstate, PyObject* right);
-int _PyEval_ExceptionGroupMatch(PyObject* exc_value, PyObject *match_type, PyObject **match, PyObject **rest);
-void _PyEval_FormatAwaitableError(PyThreadState *tstate, PyTypeObject *type, int oparg);
-void _PyEval_FormatExcCheckArg(PyThreadState *tstate, PyObject *exc, const char *format_str, PyObject *obj);
-void _PyEval_FormatExcUnbound(PyThreadState *tstate, PyCodeObject *co, int oparg);
-void _PyEval_FormatKwargsError(PyThreadState *tstate, PyObject *func, PyObject *kwargs);
-PyObject *_PyEval_MatchClass(PyThreadState *tstate, PyObject *subject, PyObject *type, Py_ssize_t nargs, PyObject *kwargs);
-PyObject *_PyEval_MatchKeys(PyThreadState *tstate, PyObject *map, PyObject *keys);
-int _PyEval_UnpackIterable(PyThreadState *tstate, PyObject *v, int argcnt, int argcntafter, PyObject **sp);
-void _PyEval_FrameClearAndPop(PyThreadState *tstate, _PyInterpreterFrame *frame);
+typedef PyObject *(*conversion_func)(PyObject *);
+
+PyAPI_DATA(const binaryfunc) _PyEval_BinaryOps[];
+PyAPI_DATA(const conversion_func) _PyEval_ConversionFuncs[];
+
+PyAPI_FUNC(int) _PyEval_CheckExceptStarTypeValid(PyThreadState *tstate, PyObject* right);
+PyAPI_FUNC(int) _PyEval_CheckExceptTypeValid(PyThreadState *tstate, PyObject* right);
+PyAPI_FUNC(int) _PyEval_ExceptionGroupMatch(PyObject* exc_value, PyObject *match_type, PyObject **match, PyObject **rest);
+PyAPI_FUNC(void) _PyEval_FormatAwaitableError(PyThreadState *tstate, PyTypeObject *type, int oparg);
+PyAPI_FUNC(void) _PyEval_FormatExcCheckArg(PyThreadState *tstate, PyObject *exc, const char *format_str, PyObject *obj);
+PyAPI_FUNC(void) _PyEval_FormatExcUnbound(PyThreadState *tstate, PyCodeObject *co, int oparg);
+PyAPI_FUNC(void) _PyEval_FormatKwargsError(PyThreadState *tstate, PyObject *func, PyObject *kwargs);
+PyAPI_FUNC(PyObject *)_PyEval_MatchClass(PyThreadState *tstate, PyObject *subject, PyObject *type, Py_ssize_t nargs, PyObject *kwargs);
+PyAPI_FUNC(PyObject *)_PyEval_MatchKeys(PyThreadState *tstate, PyObject *map, PyObject *keys);
+PyAPI_FUNC(int) _PyEval_UnpackIterable(PyThreadState *tstate, PyObject *v, int argcnt, int argcntafter, PyObject **sp);
+PyAPI_FUNC(void) _PyEval_FrameClearAndPop(PyThreadState *tstate, _PyInterpreterFrame *frame);
 
 
 /* Bits that can be set in PyThreadState.eval_breaker */

Include/internal/pycore_dict.h

@@ -52,7 +52,7 @@ PyAPI_FUNC(Py_ssize_t) _PyDict_SizeOf(PyDictObject *);
    of a key wins, if override is 2, a KeyError with conflicting key as
    argument is raised.
 */
-extern int _PyDict_MergeEx(PyObject *mp, PyObject *other, int override);
+PyAPI_FUNC(int) _PyDict_MergeEx(PyObject *mp, PyObject *other, int override);
 
 extern void _PyDict_DebugMallocStats(FILE *out);
 
@@ -100,10 +100,10 @@ extern Py_ssize_t _Py_dict_lookup(PyDictObject *mp, PyObject *key, Py_hash_t has
 
 extern Py_ssize_t _PyDict_LookupIndex(PyDictObject *, PyObject *);
 extern Py_ssize_t _PyDictKeys_StringLookup(PyDictKeysObject* dictkeys, PyObject *key);
-extern PyObject *_PyDict_LoadGlobal(PyDictObject *, PyDictObject *, PyObject *);
+PyAPI_FUNC(PyObject *)_PyDict_LoadGlobal(PyDictObject *, PyDictObject *, PyObject *);
 
 /* Consumes references to key and value */
-extern int _PyDict_SetItem_Take2(PyDictObject *op, PyObject *key, PyObject *value);
+PyAPI_FUNC(int) _PyDict_SetItem_Take2(PyDictObject *op, PyObject *key, PyObject *value);
 extern int _PyObjectDict_SetItem(PyTypeObject *tp, PyObject **dictptr, PyObject *name, PyObject *value);
 
 extern int _PyDict_Pop_KnownHash(
@@ -247,8 +247,8 @@ _PyDict_NotifyEvent(PyInterpreterState *interp,
 }
 
 extern PyObject *_PyObject_MakeDictFromInstanceAttributes(PyObject *obj, PyDictValues *values);
-extern bool _PyObject_MakeInstanceAttributesFromDict(PyObject *obj, PyDictOrValues *dorv);
-extern PyObject *_PyDict_FromItems(
+PyAPI_FUNC(bool) _PyObject_MakeInstanceAttributesFromDict(PyObject *obj, PyDictOrValues *dorv);
+PyAPI_FUNC(PyObject *)_PyDict_FromItems(
         PyObject *const *keys, Py_ssize_t keys_offset,
         PyObject *const *values, Py_ssize_t values_offset,
         Py_ssize_t length);

Include/internal/pycore_floatobject.h

@@ -34,7 +34,7 @@ struct _Py_float_runtime_state {
 
 
 
-void _PyFloat_ExactDealloc(PyObject *op);
+PyAPI_FUNC(void) _PyFloat_ExactDealloc(PyObject *op);
 
 
 extern void _PyFloat_DebugMallocStats(FILE* out);

Include/internal/pycore_function.h

@@ -29,7 +29,7 @@ struct _py_func_state {
 extern PyFunctionObject* _PyFunction_FromConstructor(PyFrameConstructor *constr);
 
 extern uint32_t _PyFunction_GetVersionForCurrentState(PyFunctionObject *func);
-extern void _PyFunction_SetVersion(PyFunctionObject *func, uint32_t version);
+PyAPI_FUNC(void) _PyFunction_SetVersion(PyFunctionObject *func, uint32_t version);
 PyFunctionObject *_PyFunction_LookupByVersion(uint32_t version);
 
 extern PyObject *_Py_set_function_type_params(

Include/internal/pycore_genobject.h

@@ -10,7 +10,7 @@ extern "C" {
 
 #include "pycore_freelist.h"
 
-extern PyObject *_PyGen_yf(PyGenObject *);
+PyAPI_FUNC(PyObject *)_PyGen_yf(PyGenObject *);
 extern void _PyGen_Finalize(PyObject *self);
 
 // Export for '_asyncio' shared extension
@@ -19,7 +19,7 @@ PyAPI_FUNC(int) _PyGen_SetStopIterationValue(PyObject *);
 // Export for '_asyncio' shared extension
 PyAPI_FUNC(int) _PyGen_FetchStopIterationValue(PyObject **);
 
-extern PyObject *_PyCoro_GetAwaitableIter(PyObject *o);
+PyAPI_FUNC(PyObject *)_PyCoro_GetAwaitableIter(PyObject *o);
 extern PyObject *_PyAsyncGenValueWrapperNew(PyThreadState *state, PyObject *);
 
 extern PyTypeObject _PyCoroWrapper_Type;

Include/internal/pycore_intrinsics.h

@@ -44,7 +44,7 @@ typedef struct {
     const char *name;
 } intrinsic_func2_info;
 
-extern const intrinsic_func1_info _PyIntrinsics_UnaryFunctions[];
-extern const intrinsic_func2_info _PyIntrinsics_BinaryFunctions[];
+PyAPI_DATA(const intrinsic_func1_info) _PyIntrinsics_UnaryFunctions[];
+PyAPI_DATA(const intrinsic_func2_info) _PyIntrinsics_BinaryFunctions[];
 
 #endif  // !Py_INTERNAL_INTRINSIC_H

Include/internal/pycore_list.h

@@ -10,12 +10,12 @@ extern "C" {
 
 #include "pycore_freelist.h"  // _PyFreeListState
 
-extern PyObject* _PyList_Extend(PyListObject *, PyObject *);
+PyAPI_FUNC(PyObject*) _PyList_Extend(PyListObject *, PyObject *);
 extern void _PyList_DebugMallocStats(FILE *out);
 
 #define _PyList_ITEMS(op) _Py_RVALUE(_PyList_CAST(op)->ob_item)
 
-extern int
+PyAPI_FUNC(int)
 _PyList_AppendTakeRefListResize(PyListObject *self, PyObject *newitem);
 
 // In free-threaded build: self should be locked by the caller, if it should be thread-safe.
@@ -54,7 +54,7 @@ typedef struct {
     PyListObject *it_seq; /* Set to NULL when iterator is exhausted */
 } _PyListIterObject;
 
-extern PyObject *_PyList_FromArraySteal(PyObject *const *src, Py_ssize_t n);
+PyAPI_FUNC(PyObject *)_PyList_FromArraySteal(PyObject *const *src, Py_ssize_t n);
 
 #ifdef __cplusplus
 }

Include/internal/pycore_long.h

@@ -121,9 +121,9 @@ PyAPI_DATA(PyObject*) _PyLong_Rshift(PyObject *, size_t);
 // Export for 'math' shared extension
 PyAPI_DATA(PyObject*) _PyLong_Lshift(PyObject *, size_t);
 
-extern PyObject* _PyLong_Add(PyLongObject *left, PyLongObject *right);
-extern PyObject* _PyLong_Multiply(PyLongObject *left, PyLongObject *right);
-extern PyObject* _PyLong_Subtract(PyLongObject *left, PyLongObject *right);
+PyAPI_FUNC(PyObject*) _PyLong_Add(PyLongObject *left, PyLongObject *right);
+PyAPI_FUNC(PyObject*) _PyLong_Multiply(PyLongObject *left, PyLongObject *right);
+PyAPI_FUNC(PyObject*) _PyLong_Subtract(PyLongObject *left, PyLongObject *right);
 
 // Export for 'binascii' shared extension.
 PyAPI_DATA(unsigned char) _PyLong_DigitValue[256];

Include/internal/pycore_object.h

@@ -73,7 +73,7 @@ PyAPI_FUNC(int) _PyObject_IsFreed(PyObject *);
         .ob_size = size                       \
     }
 
-extern void _Py_NO_RETURN _Py_FatalRefcountErrorFunc(
+PyAPI_FUNC(void) _Py_NO_RETURN _Py_FatalRefcountErrorFunc(
     const char *func,
     const char *message);
 
@@ -684,7 +684,7 @@ PyAPI_FUNC(PyObject*) _PyObject_LookupSpecial(PyObject *, PyObject *);
 
 extern int _PyObject_IsAbstract(PyObject *);
 
-extern int _PyObject_GetMethod(PyObject *obj, PyObject *name, PyObject **method);
+PyAPI_FUNC(int) _PyObject_GetMethod(PyObject *obj, PyObject *name, PyObject **method);
 extern PyObject* _PyObject_NextNotImplemented(PyObject *);
 
 // Pickle support.

Include/internal/pycore_optimizer.h

@@ -111,6 +111,8 @@ extern int _Py_uop_frame_pop(_Py_UOpsContext *ctx);
 
 PyAPI_FUNC(PyObject *) _Py_uop_symbols_test(PyObject *self, PyObject *ignored);
 
+PyAPI_FUNC(int) _PyOptimizer_Optimize(_PyInterpreterFrame *frame, _Py_CODEUNIT *start, PyObject **stack_pointer, _PyExecutorObject **exec_ptr);
+
 #ifdef __cplusplus
 }
 #endif

Include/internal/pycore_pyerrors.h

@@ -95,7 +95,7 @@ extern void _PyErr_Fetch(
 
 extern PyObject* _PyErr_GetRaisedException(PyThreadState *tstate);
 
-extern int _PyErr_ExceptionMatches(
+PyAPI_FUNC(int) _PyErr_ExceptionMatches(
     PyThreadState *tstate,
     PyObject *exc);
 
@@ -114,18 +114,18 @@ extern void _PyErr_SetObject(
 
 extern void _PyErr_ChainStackItem(void);
 
-extern void _PyErr_Clear(PyThreadState *tstate);
+PyAPI_FUNC(void) _PyErr_Clear(PyThreadState *tstate);
 
 extern void _PyErr_SetNone(PyThreadState *tstate, PyObject *exception);
 
 extern PyObject* _PyErr_NoMemory(PyThreadState *tstate);
 
-extern void _PyErr_SetString(
+PyAPI_FUNC(void) _PyErr_SetString(
     PyThreadState *tstate,
     PyObject *exception,
     const char *string);
 
-extern PyObject* _PyErr_Format(
+PyAPI_FUNC(PyObject*) _PyErr_Format(
     PyThreadState *tstate,
     PyObject *exception,
     const char *format,

Include/internal/pycore_sliceobject.h

@@ -11,7 +11,7 @@ extern "C" {
 
 /* runtime lifecycle */
 
-extern PyObject *
+PyAPI_FUNC(PyObject *)
 _PyBuildSlice_ConsumeRefs(PyObject *start, PyObject *stop);
 
 #ifdef __cplusplus

Include/internal/pycore_tuple.h

@@ -21,7 +21,7 @@ extern PyStatus _PyTuple_InitGlobalObjects(PyInterpreterState *);
 #define _PyTuple_ITEMS(op) _Py_RVALUE(_PyTuple_CAST(op)->ob_item)
 
 extern PyObject *_PyTuple_FromArray(PyObject *const *, Py_ssize_t);
-extern PyObject *_PyTuple_FromArraySteal(PyObject *const *, Py_ssize_t);
+PyAPI_FUNC(PyObject *)_PyTuple_FromArraySteal(PyObject *const *, Py_ssize_t);
 
 typedef struct {
     PyObject_HEAD

Include/internal/pycore_typeobject.h

@@ -147,7 +147,7 @@ extern PyObject* _Py_slot_tp_getattr_hook(PyObject *self, PyObject *name);
 
 extern PyTypeObject _PyBufferWrapper_Type;
 
-extern PyObject* _PySuper_Lookup(PyTypeObject *su_type, PyObject *su_obj,
+PyAPI_FUNC(PyObject*) _PySuper_Lookup(PyTypeObject *su_type, PyObject *su_obj,
                                  PyObject *name, int *meth_found);
 
 

Include/internal/pycore_unicodeobject.h

@@ -31,7 +31,7 @@ PyAPI_FUNC(int) _PyUnicode_CheckConsistency(
     PyObject *op,
     int check_content);
 
-extern void _PyUnicode_ExactDealloc(PyObject *op);
+PyAPI_FUNC(void) _PyUnicode_ExactDealloc(PyObject *op);
 extern Py_ssize_t _PyUnicode_InternedSize(void);
 
 // Get a copy of a Unicode string.
@@ -202,7 +202,7 @@ PyAPI_FUNC(PyObject*) _PyUnicode_TransformDecimalAndSpaceToASCII(
 
 /* --- Methods & Slots ---------------------------------------------------- */
 
-extern PyObject* _PyUnicode_JoinArray(
+PyAPI_FUNC(PyObject*) _PyUnicode_JoinArray(
     PyObject *separator,
     PyObject *const *items,
     Py_ssize_t seqlen