2-phase A* already uses many heuristics which don't always create an optimal route and still 5-10x slower.
彼时竹炭刚毕业，入职互联网公司两三个月，始终无法适应公司的压抑氛围，不愿被繁琐的流程束缚。波波顺势发出邀约：“要不我们搞个工作室，自己做独立游戏算了。”
。heLLoword翻译官方下载对此有专业解读
The 3-delay-slot scheme works when there is useful work to fill those three cycles. But some instructions genuinely need the protection result before they can proceed. LAR (Load Access Rights) and VERR (Verify Read), for example, exist solely to query protection status -- there is no useful setup to overlap with.
典型案例一：临潼区代王安置区建设项目