def diagonal9

bend-collections@1.0.0.0 · src/crypto/blake/blake2b/compress.bend:568

import Base
import bend-collections@1.0.0.0/src/crypto/blake/blake2b/types.bend as T

568# Round 9, G on the four diagonals: (0,5,10,15), (1,6,11,12), (2,7,8,13), (3,4,9,14).
569def diagonal9(v: T.State, x0: T.Lane, x1: T.Lane, x2: T.Lane, x3: T.Lane, x4: T.Lane, x5: T.Lane, x6: T.Lane, x7: T.Lane) -> T.State:
570  match v:
571    case T.V{s0,s1,s2,s3,s4,s5,s6,s7,s8,s9,s10,s11,s12,s13,s14,s15}:
572      diagonal9_1(g(s0,s5,s10,s15,x0,x1),s1,s2,s3,s4,s6,s7,s8,s9,s11,s12,s13,s14,x2,x3,x4,x5,x6,x7)