1/* LINTLIBRARY */
2/*-
3 * SPDX-License-Identifier: BSD-4-Clause
4 *
5 * Copyright 2001 David E. O'Brien.
6 * All rights reserved.
7 * Copyright 1996-1998 John D. Polstra.
8 * All rights reserved.
9 * Copyright (c) 1997 Jason R. Thorpe.
10 * Copyright (c) 1995 Christopher G. Demetriou
11 * All rights reserved.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 *    must display the following acknowledgement:
23 *          This product includes software developed for the
24 *          FreeBSD Project.  See https://www.freebsd.org/ for
25 *          information about FreeBSD.
26 *          This product includes software developed for the
27 *          NetBSD Project.  See http://www.netbsd.org/ for
28 *          information about NetBSD.
29 * 4. The name of the author may not be used to endorse or promote products
30 *    derived from this software without specific prior written permission
31 *
32 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
33 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
35 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
36 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
37 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
38 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
39 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
40 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
41 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 */
43
44#include <sys/cdefs.h>
45#include <stdlib.h>
46
47#include "libc_private.h"
48#include "csu_common.h"
49
50struct Struct_Obj_Entry;
51struct ps_strings;
52
53struct ps_strings *__ps_strings;
54
55void _start(int, char **, char **, const struct Struct_Obj_Entry *,
56    void (*)(void), struct ps_strings *) __dead2;
57
58/* The entry function. */
59/*
60 * First 5 arguments are specified by the PowerPC SVR4 ABI.
61 * The last argument, ps_strings, is a BSD extension.
62 */
63/* ARGSUSED */
64void
65_start(int argc, char **argv, char **env,
66    const struct Struct_Obj_Entry *obj __unused, void (*cleanup)(void),
67    struct ps_strings *ps_strings)
68{
69	if (ps_strings != (struct ps_strings *)0)
70		__ps_strings = ps_strings;
71
72#ifdef GCRT
73	__libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext);
74#else
75	__libc_start1(argc, argv, env, cleanup, main);
76#endif
77}
78
79#ifdef GCRT
80__asm__(".text");
81__asm__("eprol:");
82__asm__(".previous");
83#endif
84
85#ifndef PIC
86__asm__(".text\n"
87	"\t.global _GLOBAL_OFFSET_TABLE_\n"
88	"\t.reloc 0, R_PPC_NONE, _GLOBAL_OFFSET_TABLE_");
89#endif
90