Sha256: 48b7b9b2a590d8cb5ad796701ce3fb1f254fa69b754fd74dc088d5ee686da614
Contents?: true
Size: 709 Bytes
Versions: 7
Compression:
Stored size: 709 Bytes
Contents
section .text
global _start ;must be declared for linker (ld)
_syscall:
int 0x80 ;system call
ret
_start: ;tell linker entry point
push dword len ;message length
push dword msg ;message to write
push dword 1 ;file descriptor (stdout)
mov eax,0x4 ;system call number (sys_write)
call _syscall ;call kernel
;the alternate way to call kernel:
;push eax
;call 7:0
add esp,12 ;clean stack (3 arguments * 4)
push dword 0 ;exit code
mov eax,0x1 ;system call number (sys_exit)
call _syscall ;call kernel
;we do not return from sys_exit,
;there's no need to clean stack
section .data
msg db "Hello, world!",0xa ;our string
len equ $ - msg ;length of our string
Version data entries
7 entries across 7 versions & 1 rubygems