crt1_s.S revision 209295
1/*- 2 * Copyright 2009 Konstantin Belousov. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * 25 * $FreeBSD: head/lib/csu/i386-elf/crt1_s.S 209295 2010-06-18 11:10:39Z kib $ 26 */ 27 28 29 .text 30 .align 4 31 .globl _start 32 .type _start, @function 33_start: 34 .cfi_startproc 35 xorl %ebp,%ebp 36 pushl %ebp 37 .cfi_def_cfa_offset 4 38 movl %esp,%ebp 39 .cfi_offset %ebp,-8 40 .cfi_def_cfa_register %ebp 41 andl $0xfffffff0,%esp # align stack 42 leal 8(%ebp),%eax 43 pushl %eax # argv 44 pushl 4(%ebp) # argc 45 pushl %edx # rtld cleanup 46 call _start1 47 int3 48 .cfi_endproc 49 .size _start, . - _start 50 51 .ident "$FreeBSD: head/lib/csu/i386-elf/crt1_s.S 209295 2010-06-18 11:10:39Z kib $" 52