{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"self.context.new_rvalue_from_vector(self.location,"}]}
                self.context.new_rvalue_from_vector(self.location, mask_type, &vector_elements);
            let mask =
            let shifted = self.context.new_rvalue_vector_perm(self.location, res, res, mask);