xref: /openbsd-src/lib/libc/arch/arm/sys/sigprocmask.S (revision 3884871817cb6c13555e7e8b09d51aa7e2b64045)
1*38848718Sguenther/*	$OpenBSD: sigprocmask.S,v 1.5 2016/08/06 19:16:09 guenther Exp $	*/
2d987040fSdrahn/*	$NetBSD: sigprocmask.S,v 1.5 2003/08/07 16:42:05 agc Exp $	*/
3d987040fSdrahn
4d987040fSdrahn/*-
5d987040fSdrahn * Copyright (c) 1990 The Regents of the University of California.
6d987040fSdrahn * All rights reserved.
7d987040fSdrahn *
8d987040fSdrahn * Redistribution and use in source and binary forms, with or without
9d987040fSdrahn * modification, are permitted provided that the following conditions
10d987040fSdrahn * are met:
11d987040fSdrahn * 1. Redistributions of source code must retain the above copyright
12d987040fSdrahn *    notice, this list of conditions and the following disclaimer.
13d987040fSdrahn * 2. Redistributions in binary form must reproduce the above copyright
14d987040fSdrahn *    notice, this list of conditions and the following disclaimer in the
15d987040fSdrahn *    documentation and/or other materials provided with the distribution.
16d987040fSdrahn * 3. Neither the name of the University nor the names of its contributors
17d987040fSdrahn *    may be used to endorse or promote products derived from this software
18d987040fSdrahn *    without specific prior written permission.
19d987040fSdrahn *
20d987040fSdrahn * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21d987040fSdrahn * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22d987040fSdrahn * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23d987040fSdrahn * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24d987040fSdrahn * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25d987040fSdrahn * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26d987040fSdrahn * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27d987040fSdrahn * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28d987040fSdrahn * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29d987040fSdrahn * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30d987040fSdrahn * SUCH DAMAGE.
31d987040fSdrahn *
32d987040fSdrahn *	from: @(#)sigprocmask.s	5.2 (Berkeley) 12/17/90
33d987040fSdrahn */
34d987040fSdrahn
35d987040fSdrahn#include "SYS.h"
36d987040fSdrahn
375aed4d28SguentherSYSENTRY_HIDDEN(sigprocmask)
38d987040fSdrahn	teq	r1, #0x00000000
39d987040fSdrahn	moveq	r0, #0x00000001
40d987040fSdrahn	moveq	r1, #0x00000000
41d987040fSdrahn	ldrne	r1, [r1]
42d987040fSdrahn	SYSTRAP(sigprocmask)
43*38848718Sguenther	bcs	CERROR
44d987040fSdrahn	teq	r2, #0x00000000
45d987040fSdrahn	strne	r0, [r2]
46d987040fSdrahn	mov	r0, #0x00000000
47d987040fSdrahn	mov	r15, r14
485aed4d28SguentherSYSCALL_END_HIDDEN(sigprocmask)
49