Slice it!

def _slice(self):
        """
        Slice it!
        """

        regs = set(self._target_regs)
        tmps = set(self._target_tmps)
        stack_offsets = set(self._target_stack_offsets)

        state = SimLightState(regs=regs, temps=tmps, stack_offsets=stack_offsets)

        for stmt_idx, stmt in reversed(list(enumerate(self._statements))):
            if self._backward_handler_stmt(stmt, state):
                self.stmts.insert(0, stmt)
                self.stmt_indices.insert(0, stmt_idx)

                if self._inslice_callback:
                    self._inslice_callback(stmt_idx, stmt, self.inslice_callback_infodict)

            if not regs and not tmps and not stack_offsets:
                break

        self.final_regs = state.regs
        self.final_stack_offsets = state.stack_offsets