nn_mod_unshifted
ATTRIBUTE_WARN_UNUSED_RET int nn_mod_unshifted(nn_t r, nn_src_t a, nn_src_t b, word_t v, bitcnt_t cnt);
ret = nn_mod_unshifted(&(out->fp_val), &(out->fp_val), &(in1->ctx->p_normalized),
ATTRIBUTE_WARN_UNUSED_RET int nn_mod_unshifted(nn_t r, nn_src_t a, nn_src_t b, word_t v, bitcnt_t cnt);