Piotr Jasiukajtis wrote:
> Piotr Jasiukajtis wrote:
>> $ cat simple_64bit_syscall.s
>> .text
>> .globl main
>> main:
>>
>> xorq %rax, %rax
>> xorq %rdi, %rdi
>> xorq %rsi, %rsi
>> xorq %rdx, %rdx
>> xorq %rcx, %rcx
>> xorq %r8, %r8
>> xorq %r9, %r9
>> movq $1, %rax
>> int $0x91
^^^^^^^^^
You need to use the syscall instruction for amd64. See e.g.
usr/src/lib/libc/amd64/sys/syscall.s
- Frank
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