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- .code32
- .text
- .globl main
- main:
- # fork 1 -> 2
- xorl %eax, %eax
- int $0x80
- movl %eax, %esi
- # fork 2 -> 4
- xorl %eax, %eax
- int $0x80
- movl %eax, %ecx
- # write
- movl $1, %eax
- movl $__user_interrupt_test_string, %edi
- int $0x80
- # sleep
- movl $2, %eax
- movl $0xffffffff, %edi
- int $0x80
- # noreturn
- jmp .
- .data
- __user_interrupt_test_string:
- .asciz "syscall 0x01 write: hello from user space\n"
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