mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
56 lines
1.5 KiB
ArmAsm
56 lines
1.5 KiB
ArmAsm
/* Copyright (C) 1993, 1995, 1996, 1997, 2002 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by David Mosberger <davidm@cs.arizona.edu>, 1995.
|
|
|
|
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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
/* sigsuspend is a special syscall since it needs to dereference the
|
|
sigset. This will have to change when we have more than 64 signals. */
|
|
|
|
#include <sysdep.h>
|
|
|
|
.text
|
|
|
|
LEAF(__sigsuspend, 0)
|
|
#ifdef PROF
|
|
ldgp gp, 0(pv)
|
|
.set noat
|
|
lda AT, _mcount
|
|
jsr AT, (AT), _mcount
|
|
.set at
|
|
.prologue 1
|
|
#else
|
|
.prologue 0
|
|
#endif
|
|
|
|
ldq a0, 0(a0)
|
|
ldi v0, __NR_sigsuspend
|
|
call_pal PAL_callsys
|
|
bne a3, error
|
|
ret
|
|
|
|
error:
|
|
#ifndef PROF
|
|
br gp, 1f
|
|
1: ldgp gp, 0(gp)
|
|
#endif
|
|
jmp zero, __syscall_error
|
|
|
|
END(__sigsuspend)
|
|
|
|
libc_hidden_def (__sigsuspend)
|
|
weak_alias(__sigsuspend, sigsuspend)
|