glibc/sysdeps/unix/mips/wait.S
1997-07-12 23:28:11 +00:00

47 lines
1.3 KiB
ArmAsm

/* Copyright (C) 1992, 1994, 1995, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
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>
.set noreorder
ENTRY(__wait)
/* Prep it for wait. */
move a1, zero
move a2, zero
li v0, SYS_wait
syscall
beqz a3, noerror
nop
j __syscall_error
nop
noerror:
/* If the arg is not NULL, store v1 there. */
beqz a0, noarg
nop
sw v1, 0(a0)
nop
noarg:
ret
.end __wait
weak_alias (__wait, wait)