sysdeps/alpha/htons.S

   1 /* Copyright (C) 1996-2016 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library.  If not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #include <sysdep.h>
  19
  20 ENTRY(htons)
  21 #ifdef PROF
  22         ldgp    gp, 0(pv)
  23         .set noat
  24         lda     AT, _mcount
  25         jsr     AT, (AT), _mcount
  26         .set at
  27         .prologue 1
  28 #else
  29         .prologue 0
  30 #endif
  31
  32         extwh   a0, 7, t1       # t1 = bb00
  33         extbl   a0, 1, v0       # v0 = 00aa
  34         bis     v0, t1, v0      # v0 = bbaa
  35         ret
  36
  37         END(htons)
  38
  39 weak_alias (htons, ntohs)