/* * Copyright (c) 1983, 1993, 1995 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include "DEFS.h" #include <machine/setjmp.h> #if defined(LIBC_SCCS) && !defined(lint) RCSID("$NetBSD: __sigsetjmp14.S,v 1.5 2011/01/25 02:38:15 matt Exp $") #endif /* LIBC_SCCS and not lint */ /* * C library -- sigsetjmp, siglongjmp * * siglongjmp(a,v) * will generate a "return(v)" from * the last call to * sigsetjmp(a, savemask) * by restoring registers from the stack, * and dependent on savemask restores the * signal mask. */ ENTRY(__sigsetjmp14, R6) movl 4(%ap),%r0 # get env pointer movl 8(%ap),(_JBLEN*4)(%r0) # save "savemask" tstl 8(%ap) # do saving of signal mask? beql L1 jmp _C_LABEL(__setjmp14)+2 # yep, do full setjmp L1: jmp _C_LABEL(_setjmp)+2 # nope, skip to _setjmp END(__sigsetjmp14) ENTRY(__siglongjmp14, 0) movl 4(%ap),%r0 # get env pointer tstl (_JBLEN*4)(%r0) # test if "savemask" was set beql L2 jmp _C_LABEL(__longjmp14)+2 # yep, do full longjmp L2: jmp _C_LABEL(_longjmp)+2 # nope, skip to _longjmp END(__siglongjmp14)