1.5 Assembling your first program

Type in, or copy and paste the following program into a file that has a .s extension. I recommend the name test.s for its obvious creativity.

.text
.globl _start
_start:
push %ax
pop  %ax
movl $1,%eax
movl $0,%ebx
int $0x80

This is a fairly harmless program that doesn't do anything. However, we can still use to test our tool chain.



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Copyright © 2009-04-16 by Tak Auyeung