/* $NetBSD: crt0.S,v 1.1 2010/08/07 18:01:34 joerg Exp $ */ /* * Copyright (c) 1998 Christos Zoulas * Copyright (c) 1995 Christopher G. Demetriou * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed for the * NetBSD Project. See http://www.NetBSD.org/ for * information about NetBSD. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 RCSID("$NetBSD: crt0.S,v 1.1 2010/08/07 18:01:34 joerg Exp $") STRONG_ALIAS(_start,__start) _ENTRY(__start) mov 0, %fp ld [%sp + 64], %o0 ! get argc add %sp, 68, %o1 ! get argv sll %o0, 2, %o2 ! add %o2, 4, %o2 ! envp = argv + (argc << 2) + 4 add %o1, %o2, %o2 ! andn %sp, 7, %sp ! align sub %sp, 24, %sp ! expand to standard stack frame size mov %g3, %o3 mov %g2, %o4 call ___start mov %g1, %o5