11.1Schristos/* 21.1Schristos * Copyright (c) 1983, 1993, 1995 31.1Schristos * The Regents of the University of California. All rights reserved. 41.1Schristos * 51.1Schristos * Redistribution and use in source and binary forms, with or without 61.1Schristos * modification, are permitted provided that the following conditions 71.1Schristos * are met: 81.1Schristos * 1. Redistributions of source code must retain the above copyright 91.1Schristos * notice, this list of conditions and the following disclaimer. 101.1Schristos * 2. Redistributions in binary form must reproduce the above copyright 111.1Schristos * notice, this list of conditions and the following disclaimer in the 121.1Schristos * documentation and/or other materials provided with the distribution. 131.4Sagc * 3. Neither the name of the University nor the names of its contributors 141.1Schristos * may be used to endorse or promote products derived from this software 151.1Schristos * without specific prior written permission. 161.1Schristos * 171.1Schristos * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 181.1Schristos * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 191.1Schristos * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 201.1Schristos * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 211.1Schristos * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 221.1Schristos * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 231.1Schristos * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 241.1Schristos * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 251.1Schristos * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 261.1Schristos * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 271.1Schristos * SUCH DAMAGE. 281.1Schristos */ 291.1Schristos 301.5Smatt#include "DEFS.h" 311.5Smatt#include <machine/setjmp.h> 321.5Smatt 331.1Schristos#if defined(LIBC_SCCS) && !defined(lint) 341.5SmattRCSID("$NetBSD: __sigsetjmp14.S,v 1.5 2011/01/25 02:38:15 matt Exp $") 351.1Schristos#endif /* LIBC_SCCS and not lint */ 361.1Schristos 371.1Schristos/* 381.1Schristos * C library -- sigsetjmp, siglongjmp 391.1Schristos * 401.1Schristos * siglongjmp(a,v) 411.1Schristos * will generate a "return(v)" from 421.1Schristos * the last call to 431.1Schristos * sigsetjmp(a, savemask) 441.1Schristos * by restoring registers from the stack, 451.1Schristos * and dependent on savemask restores the 461.1Schristos * signal mask. 471.1Schristos */ 481.1Schristos 491.1SchristosENTRY(__sigsetjmp14, R6) 501.3Smatt movl 4(%ap),%r0 # get env pointer 511.3Smatt movl 8(%ap),(_JBLEN*4)(%r0) # save "savemask" 521.3Smatt tstl 8(%ap) # do saving of signal mask? 531.1Schristos beql L1 541.2Smatt jmp _C_LABEL(__setjmp14)+2 # yep, do full setjmp 551.2SmattL1: jmp _C_LABEL(_setjmp)+2 # nope, skip to _setjmp 561.5SmattEND(__sigsetjmp14) 571.1Schristos 581.1SchristosENTRY(__siglongjmp14, 0) 591.3Smatt movl 4(%ap),%r0 # get env pointer 601.3Smatt tstl (_JBLEN*4)(%r0) # test if "savemask" was set 611.1Schristos beql L2 621.2Smatt jmp _C_LABEL(__longjmp14)+2 # yep, do full longjmp 631.2SmattL2: jmp _C_LABEL(_longjmp)+2 # nope, skip to _longjmp 641.5SmattEND(__siglongjmp14) 651.1Schristos 66