21 lines
501 B
NASM
21 lines
501 B
NASM
section .text
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global _start ;must be declared for linker (ld)
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_start: ;tell linker entry point
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xor ebx,ebx ;ebx=0
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mov ecx,msg ;address of message to write
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lea edx,[ebx+len] ;message length
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lea eax,[ebx+4] ;system call number (sys_write)
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inc ebx ;file descriptor (stdout)
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int 0x80 ;call kernel
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xor eax, eax ;set eax=0
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inc eax ;system call number (sys_exit)
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int 0x80 ;call kernel
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section .rodata
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msg db 'Hello World',0xa ;our string
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len equ $ - msg ;length of our string
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