mirror of
https://sourceware.org/git/glibc.git
synced 2025-11-03 20:53:13 +03:00
37 lines
1.2 KiB
ArmAsm
37 lines
1.2 KiB
ArmAsm
/* syscall - indirect system call.
|
|
Copyright (C) 2005-2016 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>
|
|
|
|
/* We don't need a special syscall to implement syscall(). It won't work
|
|
reliably with 64-bit arguments (but that is true on many modern platforms).
|
|
*/
|
|
|
|
ENTRY (syscall)
|
|
mov r2, r4
|
|
mov r4, r5
|
|
mov r5, r6
|
|
mov r6, r7
|
|
ldw r7, 0(sp)
|
|
ldw r8, 4(sp)
|
|
ldw r9, 8(sp)
|
|
trap
|
|
bne r7, zero, SYSCALL_ERROR_LABEL
|
|
ret
|
|
PSEUDO_END (syscall)
|