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21 lines
578 B
21 lines
578 B
; hello_world.asm
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; Prints "Hello, world!" in 64 bit linux assembly written in intel syntax
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; Compile with "nasm -f elf64 hello_world.asm && ld hello_world.o -o hello_world"
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.text:
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global _start
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_start:
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mov rax, 1 ; system call for write
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mov rdi, 1 ; file handle for stdout
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mov rsi, msg ; move msg variable to rsi register for printing
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mov rdx, 14 ; length of the string
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syscall ; call kernel
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mov rax, 60 ; system call for exit
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mov rdi, 0 ; exit code
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syscall ; call kernel
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.data:
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; initialize doubleword msg variable
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msg db 'Hello, world!',0xa
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