LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_SHIFT
#define LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_R ((int32_t)((uint32_t)1 << (uint32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_SHIFT))
libcrux_secrets_int_as_i16_36(t >> (uint32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_BARRETT_SHIFT);