vec_subec_u128
Purpose
Gets the carry bit of the 128-bit subtraction of two quadword values with carry bit from the previous operation.
The function operates on vectors as 128-bit unsigned integers.
Syntax
d=vec_subec_u128(a, b, c)
Result and argument types
The following table describes the types of the returned value and the function arguments.
d | a | b | c |
---|---|---|---|
vector unsigned char | vector unsigned char | vector unsigned char | vector unsigned char |
Result value
Returns the carry out of a - b - (c & 1).