glibc/sysdeps/i386/htonl.S

38 lines
1.1 KiB
ArmAsm

/* Change byte order in word. For Intel 80386.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
#include "asm-syntax.h"
/*
INPUT PARAMETERS:
word (sp + 4)
*/
.text
ENTRY (htonl)
movl 4(%esp), %eax
rorw $8, %ax
rorl $16, %eax
rorw $8, %ax
ret
END (htonl)
weak_alias (htonl, ntohl)