summaryrefslogtreecommitdiff
path: root/sysdeps/unix/sysv/linux/arm/mmap.S
blob: 905303e8e3a553d912d551cb3002efcd4887d594 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
/* Copyright (C) 1998 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 Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include <sysdep.h>

	.text

ENTRY (__mmap)

	/* Because we can only get five args through the syscall interface, and
	   mmap() takes six, we need to build a parameter block and pass its	
	   address instead.  The 386 port does a similar trick.  */

	mov	ip, sp
	stmdb	ip!, {a1-a4}
	mov	a1, ip
	swi	SYS_ify (mmap)
	cmn	r0, $4096
	bhs	PLTJMP(syscall_error);
	ret

PSEUDO_END (__mmap)

weak_alias (__mmap, mmap)