compat_sigsetjmp.S revision 1.1
11.1Schristos/* $NetBSD: compat_sigsetjmp.S,v 1.1 2006/03/09 16:20:55 christos Exp $ */ 21.1Schristos 31.1Schristos/*- 41.1Schristos * Copyright (c) 1990 The Regents of the University of California. 51.1Schristos * All rights reserved. 61.1Schristos * 71.1Schristos * This code is derived from software contributed to Berkeley by 81.1Schristos * the Systems Programming Group of the University of Utah Computer 91.1Schristos * Science Department. 101.1Schristos * 111.1Schristos * Redistribution and use in source and binary forms, with or without 121.1Schristos * modification, are permitted provided that the following conditions 131.1Schristos * are met: 141.1Schristos * 1. Redistributions of source code must retain the above copyright 151.1Schristos * notice, this list of conditions and the following disclaimer. 161.1Schristos * 2. Redistributions in binary form must reproduce the above copyright 171.1Schristos * notice, this list of conditions and the following disclaimer in the 181.1Schristos * documentation and/or other materials provided with the distribution. 191.1Schristos * 3. Neither the name of the University nor the names of its contributors 201.1Schristos * may be used to endorse or promote products derived from this software 211.1Schristos * without specific prior written permission. 221.1Schristos * 231.1Schristos * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 241.1Schristos * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 251.1Schristos * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 261.1Schristos * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 271.1Schristos * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 281.1Schristos * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 291.1Schristos * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 301.1Schristos * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 311.1Schristos * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 321.1Schristos * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 331.1Schristos * SUCH DAMAGE. 341.1Schristos */ 351.1Schristos 361.1Schristos#include <machine/asm.h> 371.1Schristos 381.1Schristos#if defined(LIBC_SCCS) && !defined(lint) 391.1Schristos#if 0 401.1Schristos RCSID("from: @(#)_setjmp.s 5.1 (Berkeley) 5/12/90") 411.1Schristos#else 421.1Schristos RCSID("$NetBSD: compat_sigsetjmp.S,v 1.1 2006/03/09 16:20:55 christos Exp $") 431.1Schristos#endif 441.1Schristos#endif /* LIBC_SCCS and not lint */ 451.1Schristos 461.1Schristos/* 471.1Schristos * C library -- sigsetjmp, siglongjmp 481.1Schristos * 491.1Schristos * siglongjmp(a,v) 501.1Schristos * will generate a "return(v)" from 511.1Schristos * the last call to 521.1Schristos * sigsetjmp(a,m) 531.1Schristos * by restoring registers from the stack, 541.1Schristos * The previous signal state is restored if 'm' was non-zero. 551.1Schristos */ 561.1Schristos 571.1Schristos/* grab _JBLEN */ 581.1Schristos#include <m68k/setjmp.h> 591.1Schristos 601.1SchristosENTRY(sigsetjmp) 611.1Schristos movl %sp@(8),%d1 /* grab the mask */ 621.1Schristos movl %sp@(4),%a0 /* grab the area pointer */ 631.1Schristos movl %d1,%a0@(_JBLEN * 4 ) /* save at end of area */ 641.1Schristos tstl %d1 651.1Schristos bne dosig 661.1Schristos jra PIC_PLT(_C_LABEL(_setjmp)) 671.1Schristosdosig: 681.1Schristos jra PIC_PLT(_C_LABEL(setjmp)) 691.1Schristos 701.1Schristos 711.1SchristosENTRY(siglongjmp) 721.1Schristos movl %sp@(4),%a0 /* save area pointer */ 731.1Schristos tstl %a0@(_JBLEN * 4) /* check mask... */ 741.1Schristos bne didsig 751.1Schristos jra PIC_PLT(_C_LABEL(_longjmp)) 761.1Schristosdidsig: 771.1Schristos jra PIC_PLT(_C_LABEL(longjmp)) 78