/*      $NetBSD: crt0.S,v 1.2 2018/11/26 17:37:45 joerg Exp $   */

/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Nick Hudson
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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 <machine/asm.h>

RCSID("$NetBSD: crt0.S,v 1.2 2018/11/26 17:37:45 joerg Exp $")

       .import _GLOBAL_OFFSET_TABLE_
       .hidden ___start

STRONG_ALIAS(__start,_start)

/*
* void _start(struct ps_strings *ps_strings,
*    void (*cleanup)(void),
*    const Obj_Entry *obj);
*/
_ENTRY(_start)
       .callinfo frame=0, calls
       .entry

       bl      L$lpc, %r27
       depi    0, 31, 2, %r27
L$lpc:  addil   L'_GLOBAL_OFFSET_TABLE_ - ($PIC_pcrel$0 - 8), %r27
       ldo     R'_GLOBAL_OFFSET_TABLE_ - ($PIC_pcrel$0 - 12)(%r1),%r27
       copy    %r27, %r19

       /*
        * void ___start(void (*cleanup)(void),
        *    struct ps_strings *ps_strings);
        */
       copy    %arg0, %arg2            ; ps_strings -> tmp
       copy    %arg1, %arg0            ; cleanup -> arg0
       b       ___start
       copy    %arg2, %arg1            ; ps_strings -> arg1

EXIT(_start)