glibc/sysdeps/unix/sysv/linux/microblaze/syscall.S

38 lines
1.0 KiB
ArmAsm

/* Copyright (C) 2005-2020 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
<https://www.gnu.org/licenses/>. */
#include <sysdep.h>
.text
ENTRY (syscall)
addk r12,r0,r5
addk r5,r0,r6
addk r6,r0,r7
addk r7,r0,r8
addk r8,r0,r9
addk r9,r0,r10
lwi r10,r1,28
brki r14,8
addk r0,r0,r0
addik r4,r0,-4095
cmpu r4,r4,r3
bgei r4,SYSCALL_ERROR_LABEL
rtsd r15,8
nop
PSEUDO_END (syscall)