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Roland McGrath 1993-10-30 23:44:43 +00:00
parent 5412bc1b04
commit eec2fe3047
1 changed files with 40 additions and 0 deletions
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sysdeps/unix/sysv/irix4/wait.S Normal file
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/* Copyright (C) 1992 Free Software Foundation, Inc.
Contributed by Brendan Kehoe (brendan@cs.widener.edu).
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., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <sysdep.h>
.set noreorder
ENTRY(__wait)
/* Prep it for wait */
move a1, zero
move a2, zero
li v0, SYS_wait
syscall
beq a3, zero, noerror
nop
j syscall_error
nop
noerror:
beq a0, zero, noarg
nop
sw v1, 0(a0)
nop
noarg:
ret