def sigma1
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/sha512.bend as Sha512import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/sha512/types.bend as T
77def sigma1(+x: T.Lane) -> T.Lane:
78 xor(xor(rotr(x, 19n), rotr(x, 61n)), shr(x, 6n))