sysdeps/vax/htons.s

   1 /*
   2  * Copyright (c) 1983 Regents of the University of California.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms are permitted
   6  * provided that the above copyright notice and this paragraph are
   7  * duplicated in all such forms and that any documentation,
   8  * advertising materials, and other materials related to such
   9  * distribution and use acknowledge that the software was developed
  10  * by the University of California, Berkeley.  The name of the
  11  * University may not be used to endorse or promote products derived
  12  * from this software without specific prior written permission.
  13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  14  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  15  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  16  */
  17
  18 #if defined(LIBC_SCCS) && !defined(lint)
  19         .asciz "@(#)htons.s     5.5 (Berkeley) 6/27/88"
  20 #endif /* LIBC_SCCS and not lint */
  21
  22 /* hostorder = htons(netorder) */
  23
  24 #include "DEFS.h"
  25
  26 ENTRY(htons, 0)
  27         rotl    $8,4(ap),r0
  28         movb    5(ap),r0
  29         movzwl  r0,r0
  30         ret