348 #define ADD_64(s_hi, a_hi, s_lo, a_lo) \  argument
350 		s_lo += a_lo; \
351 		s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \
358 #define ADD_64_LE(s_hi, a_hi_le, s_lo, a_lo_le) \  argument
360 		       s_lo, le32_to_cpu(a_lo_le))
362 #define ADD_64_LE16(s_hi, a_hi_le, s_lo, a_lo_le) \  argument
364 		       s_lo, le16_to_cpu(a_lo_le))
367 #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \  argument
369 		if (m_lo < s_lo) { \
375 				d_lo = m_lo + (UINT_MAX - s_lo) + 1; \
389 				d_lo = m_lo - s_lo; \
413 #define ADD_EXTEND_64(s_hi, s_lo, a) \  argument
415 		s_lo += a; \
416 		s_hi += (s_lo < a) ? 1 : 0; \
530 #define SUB_64(m_hi, s_hi, m_lo, s_lo) \  argument
532 		DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \