3502ad4f73
* * lib/freebsd/x86-mes-gcc/crt1.c (_start): Replace manual initialization of __stdin, __stdout, __stderr, and environ with __init_io (). * lib/freebsd/x86-mes-mescc/crt1.c (_start): Likewise. * lib/freebsd/x86-mes-gcc/_write.c (SYS_exit): Remove. (SYS_write): New define.
56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2017,2018,2019,2021,2023 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "mes/lib-mini.h"
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int main (int argc, char *argv[], char *envp[]);
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int
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_start ()
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{
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asm ("mov____%ebp,%eax");
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asm ("add____$i8,%eax !4");
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asm ("mov____(%eax),%eax");
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asm ("add____$i8,%eax !3");
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asm ("shl____$i8,%eax !0x02");
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asm ("add____%ebp,%eax");
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asm ("push___%eax");
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asm ("mov____%ebp,%eax");
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asm ("add____$i8,%eax !8");
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asm ("push___%eax");
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asm ("mov____%ebp,%eax");
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asm ("add____$i8,%eax !4");
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asm ("mov____(%eax),%eax");
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asm ("push___%eax");
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__init_io ();
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main ();
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asm ("mov____%eax,%ebx");
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asm ("mov____$i32,%eax %1");
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asm ("push___%ebx");
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asm ("push___%ebx");
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asm ("int____$0x80");
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asm ("hlt");
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}
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