SYS_IO_URING_REGISTER       = 427
	SYS_OPEN_TREE               = 428
	SYS_MOVE_MOUNT              = 429
	SYS_FSOPEN                  = 430
	SYS_FSCONFIG                = 431
	SYS_FSMOUNT                 = 432
	SYS_FSPICK                  = 433
	SYS_PIDFD_OPEN              = 434
	SYS_CLOSE_RANGE             = 436
	SYS_OPENAT2                 = 437
	SYS_PIDFD_GETFD             = 438
	SYS_FACCESSAT2              = 439

	VMOVDQU AA2, (0*32)(oup); VMOVDQU BB2, (1*32)(oup); VMOVDQU CC2, (2*32)(oup); VMOVDQU DD2, (3*32)(oup)
	LEAQ    (4*32)(inp), inp
	LEAQ    (4*32)(oup), oup
	SUBQ    $4*32, inl

	JMP openAVX2TailLoop

// ----------------------------------------------------------------------------
// Special optimization for the last 384 bytes of ciphertext

		byte(v>>24),
	)
}

func LeUint64(b []byte) uint64 {
	_ = b[7] // bounds check hint to compiler; see golang.org/issue/14808
	return uint64(b[0]) | uint64(b[1])<<8 | uint64(b[2])<<16 | uint64(b[3])<<24 |
		uint64(b[4])<<32 | uint64(b[5])<<40 | uint64(b[6])<<48 | uint64(b[7])<<56
}

func LePutUint64(b []byte, v uint64) {
	_ = b[7] // early bounds check to guarantee safety of writes below
	b[0] = byte(v)
	b[1] = byte(v >> 8)

        case 7:
          k1 ^= (long) toInt(bb.get(6)) << 48; // fall through
        case 6:
          k1 ^= (long) toInt(bb.get(5)) << 40; // fall through
        case 5:
          k1 ^= (long) toInt(bb.get(4)) << 32; // fall through
        case 4:
          k1 ^= (long) toInt(bb.get(3)) << 24; // fall through
        case 3:
          k1 ^= (long) toInt(bb.get(2)) << 16; // fall through
        case 2:

	SYS_IO_URING_REGISTER       = 427
	SYS_OPEN_TREE               = 428
	SYS_MOVE_MOUNT              = 429
	SYS_FSOPEN                  = 430
	SYS_FSCONFIG                = 431
	SYS_FSMOUNT                 = 432
	SYS_FSPICK                  = 433
	SYS_PIDFD_OPEN              = 434
	SYS_CLONE3                  = 435
	SYS_CLOSE_RANGE             = 436
	SYS_OPENAT2                 = 437
	SYS_PIDFD_GETFD             = 438

	SYS_IO_URING_REGISTER       = 427
	SYS_OPEN_TREE               = 428
	SYS_MOVE_MOUNT              = 429
	SYS_FSOPEN                  = 430
	SYS_FSCONFIG                = 431
	SYS_FSMOUNT                 = 432
	SYS_FSPICK                  = 433
	SYS_PIDFD_OPEN              = 434
	SYS_CLONE3                  = 435
	SYS_CLOSE_RANGE             = 436
	SYS_OPENAT2                 = 437
	SYS_PIDFD_GETFD             = 438

	SYS_IO_URING_REGISTER       = 427
	SYS_OPEN_TREE               = 428
	SYS_MOVE_MOUNT              = 429
	SYS_FSOPEN                  = 430
	SYS_FSCONFIG                = 431
	SYS_FSMOUNT                 = 432
	SYS_FSPICK                  = 433
	SYS_PIDFD_OPEN              = 434
	SYS_CLONE3                  = 435
	SYS_CLOSE_RANGE             = 436
	SYS_OPENAT2                 = 437
	SYS_PIDFD_GETFD             = 438

        case 7:
          k1 ^= (long) toInt(bb.get(6)) << 48; // fall through
        case 6:
          k1 ^= (long) toInt(bb.get(5)) << 40; // fall through
        case 5:
          k1 ^= (long) toInt(bb.get(4)) << 32; // fall through
        case 4:
          k1 ^= (long) toInt(bb.get(3)) << 24; // fall through
        case 3:
          k1 ^= (long) toInt(bb.get(2)) << 16; // fall through
        case 2:

	SYS_AUDIT_SESSION_SELF             = 428
	SYS_AUDIT_SESSION_JOIN             = 429
	SYS_FILEPORT_MAKEPORT              = 430
	SYS_FILEPORT_MAKEFD                = 431
	SYS_AUDIT_SESSION_PORT             = 432
	SYS_PID_SUSPEND                    = 433
	SYS_PID_RESUME                     = 434
	SYS_PID_HIBERNATE                  = 435
	SYS_PID_SHUTDOWN_SOCKETS           = 436
	SYS_SHARED_REGION_MAP_AND_SLIDE_NP = 438

            if (size < 33 || (4 + size) > sbuf.length ) {
                throw new IOException( "Invalid payload size: " + size );
            }
            readn( in, sbuf, 4 + 32, size - 32 );
            resp.decode( sbuf, 4 );

            if (log.level >= 4) {
                log.println( resp );
                if (log.level >= 6) {
                    Hexdump.hexdump( log, sbuf, 4, n );