mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 13:30:06 +00:00
43 lines
1.3 KiB
ArmAsm
43 lines
1.3 KiB
ArmAsm
/* Copyright (C) 1996-2016 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, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <sysdep.h>
|
|
|
|
.text
|
|
ENTRY (__mmap)
|
|
|
|
move.l #SYS_ify (mmap), %d0 /* System call number in %d0. */
|
|
|
|
lea 4(%sp), %a0 /* Address of args is 1st arg. */
|
|
move.l %a0, %d1
|
|
|
|
/* Do the system call trap. */
|
|
trap #0
|
|
|
|
/* Kludge: negative numbers are among the legal return values.
|
|
If %d0 is between -4096 and 0 then there was an error. */
|
|
cmp.l #-4096, %d0
|
|
jhi SYSCALL_ERROR_LABEL
|
|
|
|
/* Successful; return the syscall's value. Copy it to %a0 because
|
|
mmap is declared to return a pointer. */
|
|
move.l %d0, %a0
|
|
rts
|
|
PSEUDO_END (__mmap)
|
|
|
|
weak_alias (__mmap, mmap)
|