// Encrypt one block from src into dst, using the expanded key xk.
func encryptBlockGo(xk []uint32, dst, src []byte) {
	_ = src[15] // early bounds check
	s0 := byteorder.BeUint32(src[0:4])
	s1 := byteorder.BeUint32(src[4:8])
	s2 := byteorder.BeUint32(src[8:12])
	s3 := byteorder.BeUint32(src[12:16])

	// First round just XORs input with key.
	s0 ^= xk[0]
	s1 ^= xk[1]
	s2 ^= xk[2]
	s3 ^= xk[3]

	// Middle rounds shuffle using tables.

	// At completion, V2 will hold the ciphertext.
	// Load xk[0:3] and xor with text
	LXVD2X	(R0+R5), V1
	VXOR	V0, V1, V0

	// Load xk[4:11] and cipher
	LXVD2X	(R6+R5), V1
	LXVD2X	(R7+R5), V2
	VCIPHER	V0, V1, V0
	VCIPHER	V0, V2, V0

	// Load xk[12:19] and cipher
	LXVD2X	(R8+R5), V1
	LXVD2X	(R9+R5), V2
	VCIPHER	V0, V1, V0
	VCIPHER	V0, V2, V0

	// Load xk[20:27] and cipher
	LXVD2X	(R10+R5), V1

00000000  16 03 03 00 55 02 00 00  51 03 03 7c f1 44 f1 2a  |....U...Q..|.D.*|
00000010  6f 7f 62 66 08 15 dd c8  bd 4a 30 b5 a3 73 53 82  |o.bf.....J0..sS.|
00000020  93 78 6b f2 c6 70 70 1e  4d 8f 48 20 24 b3 17 46  |.xk..pp.M.H $..F|
00000030  37 c0 0f 79 af f4 48 43  17 6b ea df 6b 73 07 cf  |7..y..HC.k..ks..|
00000040  5f 95 c5 5c 8d b2 99 5c  fd 30 e5 1b 00 05 00 00  |_..\...\.0......|

BggrBgEFBQcCARYoaHR0cDovL3d3dy5zdGFydHNzbC5jb20vaW50ZXJtZWRpYXRl
LnBkZjANBgkqhkiG9w0BAQUFAAOCAgEAIQlJPqWIbuALi0jaMU2P91ZXouHTYlfp
tVbzhUV1O+VQHwSL5qBaPucAroXQ+/8gA2TLrQLhxpFy+KNN1t7ozD+hiqLjfDen
xk+PNdb01m4Ge90h2c9W/8swIkn+iQTzheWq8ecf6HWQTd35RvdCNPdFWAwRDYSw
xtpdPvkBnufh2lWVvnQce/xNFE+sflVHfXv0pQ1JHpXo9xLBzP92piVH0PN1Nb6X
t1gW66pceG/sUzCv6gRNzKkC4/C2BBL2MLERPZBOVmTX3DxDX3M570uvh+v2/miI

Hk=function(e){return new Mk.default(e)};G.comment=Hk;var Yk=function(e){return new Bk.default(e)};G.id=Yk;var Qk=function(e){return new Fk.default(e)};G.nesting=Qk;var Jk=function(e){return new Lk.default(e)};G.pseudo=Jk;var Xk=function(e){return new Nk.default(e)};G.root=Xk;var Kk=function(e){return new $k.default(e)};G.selector=Kk;var Zk=function(e){return new jk.default(e)};G.string=Zk;var eS=function(e){return new zk.default(e)};G.tag=eS;var tS=function(e){return new Vk.default(e)};G.universal=tS});var...