lx_crt.s revision 9acbbeaf2a1ffe5c14b244867d427714fab43c5c
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ident "%Z%%M% %I% %E% SMI"
#include <sys/asm_linkage.h>
#if defined(lint)
void
_start(void)
{
}
#else /* lint */
/*
* C language startup routine for the lx brand shared library.
*/
ENTRY_NP(_start)
pushl $0 / Build a stack frame. retpc = NULL
pushl $0 / fp = NULL
movl %esp, %ebp / first stack frame
/*
* Calculate the location of the envp array by adding the size of
* the argv array to the start of the argv array.
*/
movl 8(%ebp), %eax / argc in %eax
leal 16(%ebp,%eax,4), %edx / envp in %edx
andl $-16, %esp
pushl %edx / push envp
leal 12(%ebp),%edx / compute &argv[0]
pushl %edx / push argv
pushl %eax / push argc
call lx_init
/*
* lx_init will never return.
*/
SET_SIZE(_start)
#endif /* lint */