2848cf6a18
* lib/linux/riscv64-mes-gcc/exit-42.S, lib/linux/riscv64-mes-gcc/hello-mes.S, lib/linux/riscv64-mes/elf64-0exit-42.hex2, lib/linux/riscv64-mes/elf64-0header.hex2, lib/linux/riscv64-mes/elf64-0hello-mes.hex2, lib/linux/riscv64-mes/elf64-body-exit-42.hex2, lib/linux/riscv64-mes/elf64-body-hello-mes.hex2, lib/linux/riscv64-mes/elf64-footer-single-main.hex2, lib/linux/riscv64-mes/elf64-header.hex2: New files. Makes basic scaffold pass on RISC-V64.
32 lines
1.1 KiB
ArmAsm
32 lines
1.1 KiB
ArmAsm
/*
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2021 W. J. van der Laan <laanwj@protonmail.com>
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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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/** Code: */
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SYS_exit = 93 /* Linux syscalls. */
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.globl _start /* Magic linker symbol: --entry-address. */
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.text /* Program text. */
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_start:
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li a7, SYS_exit /* System call function: exit, in a7. */
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li a0, 42 /* 1st parameter: exit status, in a0. */
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ecall /* Call system. */
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wfi /* Should not be reached. */
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