.global sys_fork_trampoline
sys_fork_trampoline:
	pushq %rbx
	pushq %rbp
	pushq %r12
	pushq %r13
	pushq %r14
	pushq %r15
	call read_rip
	testq %rax, %rax
	je .done
	movq %rax, %rsi
	movq %rsp, %rdi
	call sys_fork
.done:
	popq %r15
	popq %r14
	popq %r13
	popq %r12
	popq %rbp
	popq %rbx
	ret