mes/lib/linux/riscv64-mes-mescc/_exit.c
W. J. van der Laan a1bc54bce8 lib: Linux riscv64-mes-mescc support.
* lib/linux/riscv64-mes-mescc/_exit.c,
lib/linux/riscv64-mes-mescc/_write.c,
lib/linux/riscv64-mes-mescc/crt1.c,
lib/linux/riscv64-mes-mescc/syscall-internal.c,
lib/linux/riscv64-mes-mescc/syscall.c: New files.  These add support for
building for riscv64-mes-mescc and make it self-hosting.
2023-11-05 09:40:37 +01:00

32 lines
1 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
* Copyright © 2021 W. J. van der Laan <laanwj@protonmail.com>
*
* This file is part of GNU Mes.
*
* GNU Mes is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* GNU Mes is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include "mes/lib-mini.h"
void
_exit (int status)
{
asm ("ld_____%a0,0x10(%fp)");
asm ("li_____%a7,SYS_exit");
asm ("ecall");
// no need to read return value
}