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Kod: Zaznacz cały

ja@Fortress:~/asembler$ ls
hello.asm
a@Fortress:~/asembler$ nasm hello.asm
a@Fortress:~/asembler$ ls
hello  hello.asm
a@Fortress:~/asembler$ ld hello
hello: file not recognized: File format not recognized
a@Fortress:~/asembler$ chmod u+rwx hello
a@Fortress:~/asembler$ ls
hello  hello.asm
a@Fortress:~/asembler$ ld hello
hello: file not recognized: File format not recognized
a@Fortress:~/asembler$

Kod: Zaznacz cały

section .text
        global _start

_start:

        mov edx,len
        mov ecx,msg
        mov ebx,1
        mov eax,4
        int 0x80

        mov eax,1
        int 0x80

section .data

msg     db      'Hello, world!',0xa
len     equ     $ - msg

Kod: Zaznacz cały

ls -l

Kod: Zaznacz cały

file hello

Kod: Zaznacz cały

ja@Fortress:~/asembler$ vim hello.asm
ja@Fortress:~/asembler$ nasm -f elf hello.asm
ja@Fortress:~/asembler$ ld -s -o hello hello.o
ld: warning: cannot find entry symbol _start; not setting start address
sylwester@Fortress:~/asembler$

Kod: Zaznacz cały

SECTION .DATA
        hello:  db 'Hello world!',10
        helloLen equ $-hello

SECTION .TEXT
        GLOBAL _START

_START:

        mov eax,4
        mov ebx,1
        mov ecx,hello
        mov edx,helloLen
        int 80h
        mov eax,1
        mov ebx,0
        int 80h