执行preroute_standard_cells警告Warning: wire dropped because obstruction

russwest44 · 发表于昨天 17:54

马上注册，结交更多好友，享用更多功能，让你轻松玩转社区。

您需要登录才可以下载或查看，没有账号？注册

x

插完了filler：
insert_stdcell_filler -cell_without_metal "F_FILLHD16 F_FILLHD2 F_FILLHD4 F_FILLHD8 F_FILLHD1" -connect_to_power VDD -connect_to_ground VSS
准备重新preroute_standard_cells ：
preroute_standard_cells
结果报了很多个警告，导致“7 floating rail segments”，是什么情况？应该如何处理？警告如下：
Prerouting standard cells horizontally:
Warning: wire dropped because obstruction, ((3.315 14.107) (4.785 14.257)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 14.225) (4.785 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 14.107) (4.785 14.257)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 14.225) (4.785 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.037) (86.285 14.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.037) (86.285 14.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.037) (86.285 14.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.037) (86.285 14.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.037) (86.285 14.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.037) (86.285 14.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.340) (86.285 14.490)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.340) (86.285 14.490)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.340) (86.285 14.490)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.340) (86.285 14.490)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.340) (86.285 14.490)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 14.340) (86.285 14.490)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 14.225) (86.285 14.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.375 14.160) (4.725 14.290)) (Net: VDD) (Layer: M2 [62]) is blocked by ((3.375 14.235) (4.725 14.365)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.375 14.160) (4.725 14.290)) (Net: VDD) (Layer: M2 [62]) is blocked by ((3.375 14.235) (4.725 14.365)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((40.530 14.213) (40.680 14.343)) (Net: VDD) (Layer: M2 [62]) is blocked by ((40.530 14.107) (40.680 14.257)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((40.530 14.213) (40.680 14.343)) (Net: VDD) (Layer: M2 [62]) is blocked by ((40.530 14.107) (40.680 14.257)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((40.530 14.213) (40.680 14.343)) (Net: VDD) (Layer: M2 [62]) is blocked by ((40.530 14.107) (40.680 14.257)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((40.530 14.213) (40.680 14.343)) (Net: VDD) (Layer: M2 [62]) is blocked by ((40.530 14.107) (40.680 14.257)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((40.530 14.213) (40.680 14.343)) (Net: VDD) (Layer: M2 [62]) is blocked by ((40.530 14.107) (40.680 14.257)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((42.047 14.150) (42.177 14.300)) (Net: VDD) (Layer: M1 [61]) is blocked by ((42.115 14.355) (42.205 14.445)) (Net: VDD) (Layer: V1 [70]). (PGRT-030)
Warning: wire dropped because obstruction, ((42.047 14.150) (42.177 14.300)) (Net: VDD) (Layer: M1 [61]) is blocked by ((42.115 14.355) (42.205 14.445)) (Net: VDD) (Layer: V1 [70]). (PGRT-030)
Warning: wire dropped because obstruction, ((42.047 14.150) (42.177 14.300)) (Net: VDD) (Layer: M1 [61]) is blocked by ((42.115 14.355) (42.205 14.445)) (Net: VDD) (Layer: V1 [70]). (PGRT-030)
Warning: wire dropped because obstruction, ((42.047 14.150) (42.177 14.300)) (Net: VDD) (Layer: M1 [61]) is blocked by ((42.115 14.355) (42.205 14.445)) (Net: VDD) (Layer: V1 [70]). (PGRT-030)
Warning: wire dropped because obstruction, ((42.047 14.150) (42.177 14.300)) (Net: VDD) (Layer: M1 [61]) is blocked by ((42.115 14.355) (42.205 14.445)) (Net: VDD) (Layer: V1 [70]). (PGRT-030)
[10.05%]
Warning: wire dropped because obstruction, ((3.315 19.710) (4.785 19.860)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 19.825) (4.785 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 19.710) (4.785 19.860)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 19.825) (4.785 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 19.710) (4.785 19.860)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 19.825) (4.785 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 19.710) (4.785 19.860)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 19.825) (4.785 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 19.710) (4.785 19.860)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 19.825) (4.785 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 19.710) (4.785 19.860)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 19.825) (4.785 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 19.710) (86.285 19.860)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 19.825) (86.285 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 19.710) (86.285 19.860)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 19.825) (86.285 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 19.940) (86.285 20.090)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 19.825) (86.285 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 19.940) (86.285 20.090)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 19.825) (86.285 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 19.940) (86.285 20.090)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 19.825) (86.285 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 19.940) (86.285 20.090)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 19.825) (86.285 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 19.940) (86.285 20.090)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 19.825) (86.285 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 19.940) (86.285 20.090)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 19.825) (86.285 19.975)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((59.765 19.815) (59.915 19.945)) (Net: VDD) (Layer: M2 [62]) is blocked by ((59.765 19.710) (59.915 19.860)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((59.765 19.815) (59.915 19.945)) (Net: VDD) (Layer: M2 [62]) is blocked by ((59.765 19.710) (59.915 19.860)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((59.765 19.815) (59.915 19.945)) (Net: VDD) (Layer: M2 [62]) is blocked by ((59.765 19.710) (59.915 19.860)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((59.765 19.815) (59.915 19.945)) (Net: VDD) (Layer: M2 [62]) is blocked by ((59.765 19.710) (59.915 19.860)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((59.765 19.815) (59.915 19.945)) (Net: VDD) (Layer: M2 [62]) is blocked by ((59.765 19.710) (59.915 19.860)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.875 19.762) (86.225 19.892)) (Net: VDD) (Layer: M2 [62]) is blocked by ((84.875 19.835) (86.225 19.965)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.875 19.762) (86.225 19.892)) (Net: VDD) (Layer: M2 [62]) is blocked by ((84.875 19.835) (86.225 19.965)) (Net: VDD) (Layer: M2 [62]). (PGRT-030)
[20.20%]
Warning: wire dropped because obstruction, ((3.315 28.107) (4.785 28.257)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 28.225) (4.785 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 28.107) (4.785 28.257)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 28.225) (4.785 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 28.107) (4.785 28.257)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 28.225) (4.785 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 28.107) (4.785 28.257)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 28.225) (4.785 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 28.107) (4.785 28.257)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 28.225) (4.785 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 28.107) (4.785 28.257)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 28.225) (4.785 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 28.037) (86.285 28.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 28.225) (86.285 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 28.037) (86.285 28.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 28.225) (86.285 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 28.037) (86.285 28.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 28.225) (86.285 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 28.037) (86.285 28.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 28.225) (86.285 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 28.037) (86.285 28.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 28.225) (86.285 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 28.037) (86.285 28.187)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 28.225) (86.285 28.375)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((57.530 28.225) (57.620 28.450)) (Net: VDD) (Layer: M1 [61]) is blocked by ((57.430 27.975) (57.595 28.250)) (Net: VDD) (Layer: M1 [61]). (PGRT-030)
Warning: wire dropped because obstruction, ((57.530 28.225) (57.620 28.450)) (Net: VDD) (Layer: M1 [61]) is blocked by ((57.430 27.975) (57.595 28.250)) (Net: VDD) (Layer: M1 [61]). (PGRT-030)
Warning: wire dropped because obstruction, ((57.530 28.225) (57.620 28.450)) (Net: VDD) (Layer: M1 [61]) is blocked by ((57.430 27.975) (57.595 28.250)) (Net: VDD) (Layer: M1 [61]). (PGRT-030)
Warning: wire dropped because obstruction, ((57.530 28.225) (57.620 28.450)) (Net: VDD) (Layer: M1 [61]) is blocked by ((57.430 27.975) (57.595 28.250)) (Net: VDD) (Layer: M1 [61]). (PGRT-030)
Warning: wire dropped because obstruction, ((57.530 28.225) (57.620 28.450)) (Net: VDD) (Layer: M1 [61]) is blocked by ((57.430 27.975) (57.595 28.250)) (Net: VDD) (Layer: M1 [61]). (PGRT-030)
[32.86%]
Warning: wire dropped because obstruction, ((3.315 36.740) (4.785 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 36.625) (4.785 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 36.740) (4.785 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 36.625) (4.785 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 36.740) (4.785 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 36.625) (4.785 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 36.740) (4.785 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 36.625) (4.785 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 36.740) (4.785 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 36.625) (4.785 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 36.740) (4.785 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 36.625) (4.785 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 36.740) (86.285 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 36.625) (86.285 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 36.740) (86.285 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 36.625) (86.285 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 36.740) (86.285 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 36.625) (86.285 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 36.740) (86.285 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 36.625) (86.285 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 36.740) (86.285 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 36.625) (86.285 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 36.740) (86.285 36.890)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 36.625) (86.285 36.775)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 45.140) (4.785 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 45.025) (4.785 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 45.140) (4.785 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 45.025) (4.785 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 45.140) (4.785 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 45.025) (4.785 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 45.140) (4.785 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 45.025) (4.785 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 45.140) (4.785 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 45.025) (4.785 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((3.315 45.140) (4.785 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((3.315 45.025) (4.785 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 45.140) (86.285 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 45.025) (86.285 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 45.140) (86.285 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 45.025) (86.285 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 45.140) (86.285 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 45.025) (86.285 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 45.140) (86.285 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 45.025) (86.285 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 45.140) (86.285 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 45.025) (86.285 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
Warning: wire dropped because obstruction, ((84.815 45.140) (86.285 45.290)) (Net: VDD) (Layer: M6 [66]) is blocked by ((84.815 45.025) (86.285 45.175)) (Net: VDD) (Layer: M6 [66]). (PGRT-030)
[43.54%]
[57.56%]
[68.13%]
[80.01%]
[93.72%]
[100.00%] [done]
WARNING: 7 floating rail segments

icc_learner · 发表于 4 小时前

preroute的时候打孔打不下去，但是preoute100%了应该没关系，可以verify_lvs看一下。

[求助] 执行preroute_standard_cells警告Warning: wire dropped because obstruction

马上注册，结交更多好友，享用更多功能，让你轻松玩转社区。

浏览过的版块

站长推荐 /1