the key length, with the last key moved // to V23 for use with VCIPHERLAST. // CR2 = CMP key_len, $12 XXLOR VS10, VS10, V23 BLT CR2, block128_last // key_len = 10 VCIPHER_8X1_KEY(VS10) VCIPHER_8X1_KEY(VS11) XXLOR VS12,VS12,V23 BEQ CR2, block128_last // ken_len = 12 VCIPHER_8X1_KEY(VS12) VCIPHER_8X1_KEY(VS13) XXLOR VS14,VS14,V23 // key_len = 14 block128_last: // vcipher encryptions are in V15-V22 at this // point with vcipherlast remaining to be done. // Load input block into V1-V8, setting index...