EF4_MASK32
EF4_MASK32((high) + 1 - (low)))
EF4_MASK32((high) + 1 - (low)))
EF4_MASK32((high) + 1 - (low)))
EF4_INSERT32(min, max, low, high, EF4_MASK32((high) + 1 - (low)))
(((type) >> EF4_LOW_BIT(field)) & EF4_MASK32(EF4_WIDTH(field)))