Add assembly

Signed-off-by: 0x4248 <60709927+0x4248@users.noreply.github.com>
0x4248 · Oct 8, 2024 · 5b87126 · 5b87126
1 parent 18f98b8
commit 5b87126
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diff --git a/asm/x64-linux/return/build.sh b/asm/x64-linux/return/build.sh
@@ -0,0 +1,2 @@
+nasm -f elf64 -o main.o main.s
+ld -o main main.o
diff --git a/asm/x64-linux/return/main.s b/asm/x64-linux/return/main.s
@@ -0,0 +1,24 @@
+; SPDX-License-Identifier: GPL-3.0
+; return
+;
+; main.asm
+;
+; Really basic program that returns 0
+;
+; COPYRIGHT NOTICE
+; Copyright (C) 2024 0x4248 and contributors
+; Redistribution and use in source and binary forms, with or without
+; modification, are permitted provided that the license is not changed.
+; 
+; This software is free and open source. Licensed under the GNU general
+; public license version 3.0 as published by the Free Software Foundation.
+
+
+global _start 
+section .text
+
+main:
+	mov rax, 60		; exit syscall
+	mov rdi, 0		; Set 0 on return
+
+	syscall 		; Call the kernel
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		nasm -f elf64 -o main.o main.s
		ld -o main main.o