Available on x86 and target feature
sha
only.Expand description
Performs four rounds of SHA1 operation using an initial SHA1 state (A,B,C,D)
from a
and some pre-computed sum of the next 4 round message values
(unsigned 32-bit integers), and state variable E from b
, and return the
updated SHA1 state (A,B,C,D). FUNC
contains the logic functions and round
constants.