static bool is_spilled_reg(const struct bpf_stack_state *stack)
{
	return stack->slot_type[BPF_REG_SIZE - 1] == STACK_SPILL;
}
static bool is_spilled_reg(const struct bpf_stack_state *stack)
{
	return stack->slot_type[BPF_REG_SIZE - 1] == STACK_SPILL;
}