py/objlist: Make three list helper functions inline.

This can be done now these functions are declared in `py/objlist.h`, where
the `mp_obj_list_t` struct is defined.

This changes code size by -24 bytes on bare-arm, and by -56 bytes on stm32.

Signed-off-by: Damien George <damien@micropython.org>

Author: dpgeorge

py/objlist.c

@@ -489,25 +489,6 @@ mp_obj_t mp_obj_new_list(size_t n, mp_obj_t *items) {
     return MP_OBJ_FROM_PTR(o);
 }
 
-void mp_obj_list_get(mp_obj_t self_in, size_t *len, mp_obj_t **items) {
-    mp_obj_list_t *self = MP_OBJ_TO_PTR(self_in);
-    *len = self->len;
-    *items = self->items;
-}
-
-void mp_obj_list_set_len(mp_obj_t self_in, size_t len) {
-    // trust that the caller knows what it's doing
-    // TODO realloc if len got much smaller than alloc
-    mp_obj_list_t *self = MP_OBJ_TO_PTR(self_in);
-    self->len = len;
-}
-
-void mp_obj_list_store(mp_obj_t self_in, mp_obj_t index, mp_obj_t value) {
-    mp_obj_list_t *self = MP_OBJ_TO_PTR(self_in);
-    size_t i = mp_get_index(self->base.type, self->len, index, false);
-    self->items[i] = value;
-}
-
 /******************************************************************************/
 /* list iterator                                                              */
 

py/objlist.h

@@ -40,8 +40,24 @@ mp_obj_t mp_obj_list_make_new(const mp_obj_type_t *type_in, size_t n_args, size_
 mp_obj_t mp_obj_list_append(mp_obj_t self_in, mp_obj_t arg);
 mp_obj_t mp_obj_list_sort(size_t n_args, const mp_obj_t *args, mp_map_t *kwargs);
 mp_obj_t mp_obj_list_remove(mp_obj_t self_in, mp_obj_t value);
-void mp_obj_list_get(mp_obj_t self_in, size_t *len, mp_obj_t **items);
-void mp_obj_list_set_len(mp_obj_t self_in, size_t len);
-void mp_obj_list_store(mp_obj_t self_in, mp_obj_t index, mp_obj_t value);
+
+static inline void mp_obj_list_get(mp_obj_t self_in, size_t *len, mp_obj_t **items) {
+    mp_obj_list_t *self = (mp_obj_list_t *)MP_OBJ_TO_PTR(self_in);
+    *len = self->len;
+    *items = self->items;
+}
+
+static inline void mp_obj_list_set_len(mp_obj_t self_in, size_t len) {
+    // trust that the caller knows what it's doing
+    // TODO realloc if len got much smaller than alloc
+    mp_obj_list_t *self = (mp_obj_list_t *)MP_OBJ_TO_PTR(self_in);
+    self->len = len;
+}
+
+static inline void mp_obj_list_store(mp_obj_t self_in, mp_obj_t index, mp_obj_t value) {
+    mp_obj_list_t *self = (mp_obj_list_t *)MP_OBJ_TO_PTR(self_in);
+    size_t i = mp_get_index(self->base.type, self->len, index, false);
+    self->items[i] = value;
+}
 
 #endif // MICROPY_INCLUDED_PY_OBJLIST_H