SUBW $7, (R11)                          // 6641832b07
	SUBW $7, DX                             // 6683ea07
	SUBW $7, R11                            // 664183eb07
	SUBW DX, (BX)                           // 662913
	SUBW R11, (BX)                          // 6644291b
	SUBW DX, (R11)                          // 66412913
	SUBW R11, (R11)                         // 6645291b

checkGenericIsExpect() // Encryption key setup. var i int nk := len(key) / 4 for i = 0; i < nk; i++ { c.enc[i] = byteorder.BEUint32(key[4*i:]) } for ; i < c.roundKeysSize(); i++ { t := c.enc[i-1] if i%nk == 0 { t = subw(rotw(t)) ^ (uint32(powx[i/nk-1]) << 24) } else if nk > 6 && i%nk == 4 { t = subw(t) } c.enc[i] = c.enc[i-nk] ^ t } // Derive decryption key from encryption key. // Reverse the 4-word round key sets from enc to produce dec. // All sets but the first and last get the MixColumn transform applied....