1*2fe8fb19SBen Gras/* $NetBSD: __sigsetjmp14.S,v 1.2 2008/04/28 20:22:55 martin Exp $ */ 2*2fe8fb19SBen Gras 3*2fe8fb19SBen Gras/*- 4*2fe8fb19SBen Gras * Copyright (c) 2002 The NetBSD Foundation, Inc. 5*2fe8fb19SBen Gras * All rights reserved. 6*2fe8fb19SBen Gras * 7*2fe8fb19SBen Gras * This code is derived from software contributed to The NetBSD Foundation 8*2fe8fb19SBen Gras * by Matthew Fredette. 9*2fe8fb19SBen Gras * 10*2fe8fb19SBen Gras * Redistribution and use in source and binary forms, with or without 11*2fe8fb19SBen Gras * modification, are permitted provided that the following conditions 12*2fe8fb19SBen Gras * are met: 13*2fe8fb19SBen Gras * 1. Redistributions of source code must retain the above copyright 14*2fe8fb19SBen Gras * notice, this list of conditions and the following disclaimer. 15*2fe8fb19SBen Gras * 2. Redistributions in binary form must reproduce the above copyright 16*2fe8fb19SBen Gras * notice, this list of conditions and the following disclaimer in the 17*2fe8fb19SBen Gras * documentation and/or other materials provided with the distribution. 18*2fe8fb19SBen Gras * 19*2fe8fb19SBen Gras * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20*2fe8fb19SBen Gras * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21*2fe8fb19SBen Gras * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22*2fe8fb19SBen Gras * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23*2fe8fb19SBen Gras * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24*2fe8fb19SBen Gras * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25*2fe8fb19SBen Gras * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26*2fe8fb19SBen Gras * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27*2fe8fb19SBen Gras * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28*2fe8fb19SBen Gras * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29*2fe8fb19SBen Gras * POSSIBILITY OF SUCH DAMAGE. 30*2fe8fb19SBen Gras */ 31*2fe8fb19SBen Gras 32*2fe8fb19SBen Gras#include <machine/asm.h> 33*2fe8fb19SBen Gras 34*2fe8fb19SBen Gras#if defined(LIBC_SCCS) && !defined(lint) 35*2fe8fb19SBen Gras RCSID("$NetBSD: __sigsetjmp14.S,v 1.2 2008/04/28 20:22:55 martin Exp $") 36*2fe8fb19SBen Gras#endif /* LIBC_SCCS and not lint */ 37*2fe8fb19SBen Gras 38*2fe8fb19SBen Gras/* 39*2fe8fb19SBen Gras * C library -- sigsetjmp, siglongjmp 40*2fe8fb19SBen Gras * 41*2fe8fb19SBen Gras * siglongjmp(a,v) 42*2fe8fb19SBen Gras * will generate a "return(v)" from 43*2fe8fb19SBen Gras * the last call to 44*2fe8fb19SBen Gras * sigsetjmp(a,m) 45*2fe8fb19SBen Gras * by restoring registers from the stack, 46*2fe8fb19SBen Gras * The previous signal state is restored if 'm' was non-zero. 47*2fe8fb19SBen Gras */ 48*2fe8fb19SBen Gras 49*2fe8fb19SBen Gras/* grab _JBLEN */ 50*2fe8fb19SBen Gras#include <machine/setjmp.h> 51*2fe8fb19SBen Gras 52*2fe8fb19SBen GrasENTRY(__sigsetjmp14,0) 53*2fe8fb19SBen Gras stw %arg1, (_JBLEN * 4)(%arg0) ; save mask at end of area 54*2fe8fb19SBen Gras add,<> %r0, %arg0, %r0 55*2fe8fb19SBen Gras b,n _setjmp 56*2fe8fb19SBen Gras b,n __setjmp14 57*2fe8fb19SBen GrasEXIT(__sigsetjmp14) 58*2fe8fb19SBen Gras 59*2fe8fb19SBen Gras 60*2fe8fb19SBen GrasENTRY(__siglongjmp14,0) 61*2fe8fb19SBen Gras ldw (_JBLEN * 4)(%arg0), %r1 62*2fe8fb19SBen Gras add,<> %r0, %r1, %r0 63*2fe8fb19SBen Gras b,n _longjmp 64*2fe8fb19SBen Gras b,n __longjmp14 65*2fe8fb19SBen GrasEXIT(__siglongjmp14) 66*2fe8fb19SBen Gras 67*2fe8fb19SBen Gras .end 68