glibc/ports/sysdeps/unix/sysv/linux/tile/syscall.S

33 lines
1.1 KiB
ArmAsm

/* Copyright (C) 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
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>
#include <arch/abi.h>
.text
ENTRY (syscall)
FEEDBACK_ENTER(syscall)
{ move TREG_SYSCALL_NR_NAME, r0; move r0, r1 }
{ move r1, r2; move r2, r3 }
{ move r3, r4; move r4, r5 }
{ move r5, r6; move r6, r7 }
swint1
BNEZ r1, 0f
jrp lr
PSEUDO_END (syscall)