{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"//"}]}
                // rotate_left: (X << (S % BW)) | (X >> ((BW - S) % BW))
            sym::rotate_left | sym::rotate_right => {
                // rotate_right: (X << ((BW - S) % BW)) | (X >> (S % BW))